diff --git a/.size-limit.js b/.size-limit.js
index 8a7670e6d638..a244ccb2a2a3 100644
--- a/.size-limit.js
+++ b/.size-limit.js
@@ -86,7 +86,7 @@ module.exports = [
     path: 'packages/browser/build/npm/esm/index.js',
     import: createImport('init', 'browserTracingIntegration', 'replayIntegration', 'feedbackIntegration'),
     gzip: true,
-    limit: '91 KB',
+    limit: '95 KB',
   },
   {
     name: '@sentry/browser (incl. Tracing, Replay, Feedback, metrics)',
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2abc4bbb61e5..4f19cfce5f7a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,11 @@
 
 Work in this release was contributed by @ZakrepaShe. Thank you for your contribution!
 
+## 8.35.0-alpha.0
+
+- feat(replay): Allow capture of replays that are "too long" in order to help debug errors occuring outside of normal
+  replay duration window
+
 ## 8.34.0
 
 ### Important Changes
diff --git a/dev-packages/browser-integration-tests/package.json b/dev-packages/browser-integration-tests/package.json
index 66bfe2c019cc..d083ab3374bf 100644
--- a/dev-packages/browser-integration-tests/package.json
+++ b/dev-packages/browser-integration-tests/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/browser-integration-tests",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "main": "index.js",
   "license": "MIT",
   "engines": {
@@ -43,7 +43,7 @@
     "@babel/preset-typescript": "^7.16.7",
     "@playwright/test": "^1.44.1",
     "@sentry-internal/rrweb": "2.11.0",
-    "@sentry/browser": "8.34.0",
+    "@sentry/browser": "8.35.0-alpha.0",
     "axios": "1.6.7",
     "babel-loader": "^8.2.2",
     "html-webpack-plugin": "^5.5.0",
diff --git a/dev-packages/bundle-analyzer-scenarios/package.json b/dev-packages/bundle-analyzer-scenarios/package.json
index 45e44f44c36e..abebd8a43b3a 100644
--- a/dev-packages/bundle-analyzer-scenarios/package.json
+++ b/dev-packages/bundle-analyzer-scenarios/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/bundle-analyzer-scenarios",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Scenarios to test bundle analysis with",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/dev-packages/bundle-analyzer-scenarios",
diff --git a/dev-packages/clear-cache-gh-action/package.json b/dev-packages/clear-cache-gh-action/package.json
index afdc497388e3..0067f8b3355f 100644
--- a/dev-packages/clear-cache-gh-action/package.json
+++ b/dev-packages/clear-cache-gh-action/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@sentry-internal/clear-cache-gh-action",
   "description": "An internal Github Action to clear GitHub caches.",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "license": "MIT",
   "engines": {
     "node": ">=18"
diff --git a/dev-packages/e2e-tests/package.json b/dev-packages/e2e-tests/package.json
index 52e4ce79e8e1..b82ca57c24ad 100644
--- a/dev-packages/e2e-tests/package.json
+++ b/dev-packages/e2e-tests/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/e2e-tests",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "license": "MIT",
   "private": true,
   "scripts": {
diff --git a/dev-packages/e2e-tests/test-applications/nestjs-basic-with-graphql/package.json b/dev-packages/e2e-tests/test-applications/nestjs-basic-with-graphql/package.json
index 45eccd244d9b..62606e825e33 100644
--- a/dev-packages/e2e-tests/test-applications/nestjs-basic-with-graphql/package.json
+++ b/dev-packages/e2e-tests/test-applications/nestjs-basic-with-graphql/package.json
@@ -21,7 +21,7 @@
     "@nestjs/core": "^10.3.10",
     "@nestjs/graphql": "^12.2.0",
     "@nestjs/platform-express": "^10.3.10",
-    "@sentry/nestjs": "^8.21.0",
+    "@sentry/nestjs": "latest || *",
     "graphql": "^16.9.0",
     "reflect-metadata": "^0.1.13",
     "rxjs": "^7.8.1"
diff --git a/dev-packages/external-contributor-gh-action/package.json b/dev-packages/external-contributor-gh-action/package.json
index 1f2cea550911..0b3bb85029e8 100644
--- a/dev-packages/external-contributor-gh-action/package.json
+++ b/dev-packages/external-contributor-gh-action/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@sentry-internal/external-contributor-gh-action",
   "description": "An internal Github Action to add external contributors to the CHANGELOG.md file.",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "license": "MIT",
   "engines": {
     "node": ">=18"
diff --git a/dev-packages/node-integration-tests/package.json b/dev-packages/node-integration-tests/package.json
index 8e851aa79574..e25b0aaacae9 100644
--- a/dev-packages/node-integration-tests/package.json
+++ b/dev-packages/node-integration-tests/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/node-integration-tests",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "license": "MIT",
   "engines": {
     "node": ">=14.18"
@@ -31,10 +31,10 @@
     "@nestjs/core": "^10.3.3",
     "@nestjs/platform-express": "^10.3.3",
     "@prisma/client": "5.9.1",
-    "@sentry/aws-serverless": "8.34.0",
-    "@sentry/node": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/aws-serverless": "8.35.0-alpha.0",
+    "@sentry/node": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "@types/mongodb": "^3.6.20",
     "@types/mysql": "^2.15.21",
     "@types/pg": "^8.6.5",
diff --git a/dev-packages/overhead-metrics/package.json b/dev-packages/overhead-metrics/package.json
index fbcf8e2c8692..936546aae5d3 100644
--- a/dev-packages/overhead-metrics/package.json
+++ b/dev-packages/overhead-metrics/package.json
@@ -1,6 +1,6 @@
 {
   "private": true,
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "name": "@sentry-internal/overhead-metrics",
   "main": "index.js",
   "author": "Sentry",
diff --git a/dev-packages/rollup-utils/package.json b/dev-packages/rollup-utils/package.json
index b2b166d91807..c39563e741e2 100644
--- a/dev-packages/rollup-utils/package.json
+++ b/dev-packages/rollup-utils/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/rollup-utils",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Rollup utilities used at Sentry for the Sentry JavaScript SDK",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/rollup-utils",
diff --git a/dev-packages/size-limit-gh-action/package.json b/dev-packages/size-limit-gh-action/package.json
index 02689a80a091..fb5699370e7e 100644
--- a/dev-packages/size-limit-gh-action/package.json
+++ b/dev-packages/size-limit-gh-action/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@sentry-internal/size-limit-gh-action",
   "description": "An internal Github Action to compare the current size of a PR against the one on develop.",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "license": "MIT",
   "engines": {
     "node": ">=18"
diff --git a/dev-packages/test-utils/package.json b/dev-packages/test-utils/package.json
index ac6983a20034..eeb624b2bf6d 100644
--- a/dev-packages/test-utils/package.json
+++ b/dev-packages/test-utils/package.json
@@ -1,6 +1,6 @@
 {
   "private": true,
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "name": "@sentry-internal/test-utils",
   "author": "Sentry",
   "license": "MIT",
@@ -45,8 +45,8 @@
   },
   "devDependencies": {
     "@playwright/test": "^1.44.1",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "volta": {
     "extends": "../../package.json"
diff --git a/lerna.json b/lerna.json
index ad4bb51e4b5f..27ee2df72127 100644
--- a/lerna.json
+++ b/lerna.json
@@ -1,5 +1,5 @@
 {
   "$schema": "node_modules/lerna/schemas/lerna-schema.json",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "npmClient": "yarn"
 }
diff --git a/packages/angular/package.json b/packages/angular/package.json
index 438c5d03b0ca..bf9e9fe7551b 100644
--- a/packages/angular/package.json
+++ b/packages/angular/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/angular",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Angular",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/angular",
@@ -21,10 +21,10 @@
     "rxjs": "^6.5.5 || ^7.x"
   },
   "dependencies": {
-    "@sentry/browser": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/browser": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "tslib": "^2.4.1"
   },
   "devDependencies": {
diff --git a/packages/astro/package.json b/packages/astro/package.json
index 236a99df386b..7a82911a6063 100644
--- a/packages/astro/package.json
+++ b/packages/astro/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/astro",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Astro",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/astro",
@@ -56,11 +56,11 @@
     "astro": ">=3.x || >=4.0.0-beta"
   },
   "dependencies": {
-    "@sentry/browser": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/node": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/browser": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/node": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "@sentry/vite-plugin": "^2.22.3"
   },
   "devDependencies": {
diff --git a/packages/aws-serverless/package.json b/packages/aws-serverless/package.json
index 54457ab759c6..e1da26e517e7 100644
--- a/packages/aws-serverless/package.json
+++ b/packages/aws-serverless/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/aws-serverless",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for AWS Lambda and AWS Serverless Environments",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/serverless",
@@ -66,10 +66,10 @@
   "dependencies": {
     "@opentelemetry/instrumentation-aws-lambda": "0.44.0",
     "@opentelemetry/instrumentation-aws-sdk": "0.44.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/node": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/node": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "@types/aws-lambda": "^8.10.62"
   },
   "devDependencies": {
diff --git a/packages/browser-utils/package.json b/packages/browser-utils/package.json
index c651b05ea285..f05096669c02 100644
--- a/packages/browser-utils/package.json
+++ b/packages/browser-utils/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/browser-utils",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Browser Utilities for all Sentry JavaScript SDKs",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/browser-utils",
@@ -39,9 +39,9 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "scripts": {
     "build": "run-p build:transpile build:types",
diff --git a/packages/browser/package.json b/packages/browser/package.json
index 9741bdd10d45..e18e1b382960 100644
--- a/packages/browser/package.json
+++ b/packages/browser/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/browser",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for browsers",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/browser",
@@ -39,16 +39,16 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry-internal/browser-utils": "8.34.0",
-    "@sentry-internal/feedback": "8.34.0",
-    "@sentry-internal/replay": "8.34.0",
-    "@sentry-internal/replay-canvas": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry-internal/browser-utils": "8.35.0-alpha.0",
+    "@sentry-internal/feedback": "8.35.0-alpha.0",
+    "@sentry-internal/replay": "8.35.0-alpha.0",
+    "@sentry-internal/replay-canvas": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "devDependencies": {
-    "@sentry-internal/integration-shims": "8.34.0",
+    "@sentry-internal/integration-shims": "8.35.0-alpha.0",
     "fake-indexeddb": "^4.0.1"
   },
   "scripts": {
diff --git a/packages/bun/package.json b/packages/bun/package.json
index 586f186fbbb7..54cb2db783e5 100644
--- a/packages/bun/package.json
+++ b/packages/bun/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/bun",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for bun",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/bun",
@@ -39,11 +39,11 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/node": "8.34.0",
-    "@sentry/opentelemetry": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/node": "8.35.0-alpha.0",
+    "@sentry/opentelemetry": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "devDependencies": {
     "bun-types": "latest"
diff --git a/packages/cloudflare/package.json b/packages/cloudflare/package.json
index e5269311b5e3..718ab723deb8 100644
--- a/packages/cloudflare/package.json
+++ b/packages/cloudflare/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/cloudflare",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Offical Sentry SDK for Cloudflare Workers and Pages",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/cloudflare",
@@ -39,9 +39,9 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "optionalDependencies": {
     "@cloudflare/workers-types": "^4.x"
diff --git a/packages/core/package.json b/packages/core/package.json
index e31e96411ec9..d8eae3c38a22 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/core",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Base implementation for all Sentry JavaScript SDKs",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/core",
@@ -39,8 +39,8 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "scripts": {
     "build": "run-p build:transpile build:types",
diff --git a/packages/deno/package.json b/packages/deno/package.json
index 59075b203055..431d56e4df71 100644
--- a/packages/deno/package.json
+++ b/packages/deno/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/deno",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Deno",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/deno",
@@ -24,9 +24,9 @@
     "/build"
   ],
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "devDependencies": {
     "@rollup/plugin-typescript": "^11.1.5",
diff --git a/packages/ember/package.json b/packages/ember/package.json
index 5833b75e0369..c2dab0c2d041 100644
--- a/packages/ember/package.json
+++ b/packages/ember/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/ember",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Ember.js",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/ember",
@@ -33,10 +33,10 @@
   "dependencies": {
     "@babel/core": "^7.24.4",
     "@embroider/macros": "^1.16.0",
-    "@sentry/browser": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/browser": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "ember-auto-import": "^2.7.2",
     "ember-cli-babel": "^8.2.0",
     "ember-cli-htmlbars": "^6.1.1",
diff --git a/packages/eslint-config-sdk/package.json b/packages/eslint-config-sdk/package.json
index a5d7dd7bc2a5..639b839339c7 100644
--- a/packages/eslint-config-sdk/package.json
+++ b/packages/eslint-config-sdk/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/eslint-config-sdk",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK eslint config",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/eslint-config-sdk",
@@ -22,8 +22,8 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry-internal/eslint-plugin-sdk": "8.34.0",
-    "@sentry-internal/typescript": "8.34.0",
+    "@sentry-internal/eslint-plugin-sdk": "8.35.0-alpha.0",
+    "@sentry-internal/typescript": "8.35.0-alpha.0",
     "@typescript-eslint/eslint-plugin": "^5.48.0",
     "@typescript-eslint/parser": "^5.48.0",
     "eslint-config-prettier": "^6.11.0",
diff --git a/packages/eslint-plugin-sdk/package.json b/packages/eslint-plugin-sdk/package.json
index 3cda4f1e7c16..9bd23737b87a 100644
--- a/packages/eslint-plugin-sdk/package.json
+++ b/packages/eslint-plugin-sdk/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/eslint-plugin-sdk",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK eslint plugin",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/eslint-plugin-sdk",
diff --git a/packages/feedback/package.json b/packages/feedback/package.json
index 7bc1e8fd52ee..d94b38f11102 100644
--- a/packages/feedback/package.json
+++ b/packages/feedback/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/feedback",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Sentry SDK integration for user feedback",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/feedback",
@@ -39,9 +39,9 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "devDependencies": {
     "preact": "^10.19.4"
diff --git a/packages/gatsby/package.json b/packages/gatsby/package.json
index 3c10c7581d26..bb564f3766f8 100644
--- a/packages/gatsby/package.json
+++ b/packages/gatsby/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/gatsby",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Gatsby.js",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/gatsby",
@@ -45,10 +45,10 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/react": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/react": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "@sentry/webpack-plugin": "2.22.3"
   },
   "peerDependencies": {
diff --git a/packages/google-cloud-serverless/package.json b/packages/google-cloud-serverless/package.json
index fb4cd9a84905..ecf8f97a52f3 100644
--- a/packages/google-cloud-serverless/package.json
+++ b/packages/google-cloud-serverless/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/google-cloud-serverless",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Google Cloud Functions",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/google-cloud",
@@ -48,10 +48,10 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/node": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/node": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "@types/express": "^4.17.14"
   },
   "devDependencies": {
diff --git a/packages/integration-shims/package.json b/packages/integration-shims/package.json
index 0c6f48c9a76d..04c28ed622ee 100644
--- a/packages/integration-shims/package.json
+++ b/packages/integration-shims/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/integration-shims",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Shims for integrations in Sentry SDK.",
   "main": "build/cjs/index.js",
   "module": "build/esm/index.js",
@@ -55,9 +55,9 @@
     "url": "https://github.com/getsentry/sentry-javascript/issues"
   },
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "engines": {
     "node": ">=14.18"
diff --git a/packages/nestjs/package.json b/packages/nestjs/package.json
index b02666bc784d..ad5a73d26ef0 100644
--- a/packages/nestjs/package.json
+++ b/packages/nestjs/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/nestjs",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for NestJS",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/nestjs",
@@ -44,10 +44,10 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/node": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/node": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "devDependencies": {
     "@nestjs/common": "^8.0.0 || ^9.0.0 || ^10.0.0",
diff --git a/packages/nextjs/package.json b/packages/nextjs/package.json
index b99d3ff7e4b1..21becbb0c3c3 100644
--- a/packages/nextjs/package.json
+++ b/packages/nextjs/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/nextjs",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Next.js",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/nextjs",
@@ -79,14 +79,14 @@
     "@opentelemetry/instrumentation-http": "0.53.0",
     "@opentelemetry/semantic-conventions": "^1.27.0",
     "@rollup/plugin-commonjs": "26.0.1",
-    "@sentry-internal/browser-utils": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/node": "8.34.0",
-    "@sentry/opentelemetry": "8.34.0",
-    "@sentry/react": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
-    "@sentry/vercel-edge": "8.34.0",
+    "@sentry-internal/browser-utils": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/node": "8.35.0-alpha.0",
+    "@sentry/opentelemetry": "8.35.0-alpha.0",
+    "@sentry/react": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
+    "@sentry/vercel-edge": "8.35.0-alpha.0",
     "@sentry/webpack-plugin": "2.22.3",
     "chalk": "3.0.0",
     "resolve": "1.22.8",
diff --git a/packages/node/package.json b/packages/node/package.json
index 8145cf18a7d6..188d865b1311 100644
--- a/packages/node/package.json
+++ b/packages/node/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/node",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Sentry Node SDK using OpenTelemetry for performance instrumentation",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/node",
@@ -95,10 +95,10 @@
     "@opentelemetry/sdk-trace-base": "^1.26.0",
     "@opentelemetry/semantic-conventions": "^1.27.0",
     "@prisma/instrumentation": "5.19.1",
-    "@sentry/core": "8.34.0",
-    "@sentry/opentelemetry": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/opentelemetry": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "import-in-the-middle": "^1.11.2"
   },
   "devDependencies": {
diff --git a/packages/nuxt/package.json b/packages/nuxt/package.json
index d09b05e625cf..a9e2eb962a17 100644
--- a/packages/nuxt/package.json
+++ b/packages/nuxt/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/nuxt",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Nuxt (EXPERIMENTAL)",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/nuxt",
@@ -43,15 +43,15 @@
   },
   "dependencies": {
     "@nuxt/kit": "^3.13.2",
-    "@sentry/browser": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/node": "8.34.0",
-    "@sentry/opentelemetry": "8.34.0",
+    "@sentry/browser": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/node": "8.35.0-alpha.0",
+    "@sentry/opentelemetry": "8.35.0-alpha.0",
     "@sentry/rollup-plugin": "2.22.3",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "@sentry/vite-plugin": "2.22.3",
-    "@sentry/vue": "8.34.0"
+    "@sentry/vue": "8.35.0-alpha.0"
   },
   "devDependencies": {
     "@nuxt/module-builder": "^0.8.4",
diff --git a/packages/opentelemetry/package.json b/packages/opentelemetry/package.json
index 415bd230f1c3..bd7c69b8f87a 100644
--- a/packages/opentelemetry/package.json
+++ b/packages/opentelemetry/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/opentelemetry",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry utilities for OpenTelemetry",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/opentelemetry",
@@ -39,9 +39,9 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "peerDependencies": {
     "@opentelemetry/api": "^1.9.0",
diff --git a/packages/profiling-node/package.json b/packages/profiling-node/package.json
index 59dd45a7b83d..aba98f69f8dc 100644
--- a/packages/profiling-node/package.json
+++ b/packages/profiling-node/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/profiling-node",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Node.js Profiling",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/profiling-node",
@@ -75,10 +75,10 @@
     "test": "cross-env SENTRY_PROFILER_BINARY_DIR=lib jest --config jest.config.js"
   },
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/node": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/node": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "detect-libc": "^2.0.2",
     "node-abi": "^3.61.0"
   },
diff --git a/packages/react/package.json b/packages/react/package.json
index 00fcb0488a62..47cebde4c396 100644
--- a/packages/react/package.json
+++ b/packages/react/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/react",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for React.js",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/react",
@@ -39,10 +39,10 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/browser": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/browser": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "hoist-non-react-statics": "^3.3.2"
   },
   "peerDependencies": {
diff --git a/packages/remix/package.json b/packages/remix/package.json
index 4ed3b71f626c..bf3acde50d7b 100644
--- a/packages/remix/package.json
+++ b/packages/remix/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/remix",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Remix",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/remix",
@@ -54,12 +54,12 @@
   "dependencies": {
     "@remix-run/router": "1.x",
     "@sentry/cli": "^2.35.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/node": "8.34.0",
-    "@sentry/opentelemetry": "8.34.0",
-    "@sentry/react": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/node": "8.35.0-alpha.0",
+    "@sentry/opentelemetry": "8.35.0-alpha.0",
+    "@sentry/react": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "glob": "^10.3.4",
     "opentelemetry-instrumentation-remix": "0.7.1",
     "yargs": "^17.6.0"
diff --git a/packages/replay-canvas/package.json b/packages/replay-canvas/package.json
index 5c21b0ed26eb..3c2246e02638 100644
--- a/packages/replay-canvas/package.json
+++ b/packages/replay-canvas/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/replay-canvas",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Replay canvas integration",
   "main": "build/npm/cjs/index.js",
   "module": "build/npm/esm/index.js",
@@ -68,10 +68,10 @@
     "@sentry-internal/rrweb": "2.28.0"
   },
   "dependencies": {
-    "@sentry-internal/replay": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry-internal/replay": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "engines": {
     "node": ">=14.18"
diff --git a/packages/replay-internal/package.json b/packages/replay-internal/package.json
index 39855849b9f3..1be03a2c7b32 100644
--- a/packages/replay-internal/package.json
+++ b/packages/replay-internal/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/replay",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "User replays for Sentry",
   "main": "build/npm/cjs/index.js",
   "module": "build/npm/esm/index.js",
@@ -68,7 +68,7 @@
   "homepage": "https://docs.sentry.io/platforms/javascript/session-replay/",
   "devDependencies": {
     "@babel/core": "^7.17.5",
-    "@sentry-internal/replay-worker": "8.34.0",
+    "@sentry-internal/replay-worker": "8.35.0-alpha.0",
     "@sentry-internal/rrweb": "2.28.0",
     "@sentry-internal/rrweb-snapshot": "2.28.0",
     "fflate": "^0.8.1",
@@ -76,10 +76,10 @@
     "jsdom-worker": "^0.2.1"
   },
   "dependencies": {
-    "@sentry-internal/browser-utils": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry-internal/browser-utils": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "engines": {
     "node": ">=14.18"
diff --git a/packages/replay-internal/src/eventBuffer/EventBufferProxy.ts b/packages/replay-internal/src/eventBuffer/EventBufferProxy.ts
index ea81365b66a9..b311e2152a3d 100644
--- a/packages/replay-internal/src/eventBuffer/EventBufferProxy.ts
+++ b/packages/replay-internal/src/eventBuffer/EventBufferProxy.ts
@@ -115,6 +115,7 @@ export class EventBufferProxy implements EventBuffer {
     // Wait for original events to be re-added before resolving
     try {
       await Promise.all(addEventPromises);
+      DEBUG_BUILD && logger.info('Finished switching to compression worker');
 
       // Can now clear fallback buffer as it's no longer necessary
       this._fallback.clear();
diff --git a/packages/replay-internal/src/replay.ts b/packages/replay-internal/src/replay.ts
index 563938fe4d43..58ef118d4dcc 100644
--- a/packages/replay-internal/src/replay.ts
+++ b/packages/replay-internal/src/replay.ts
@@ -1,6 +1,13 @@
 /* eslint-disable max-lines */ // TODO: We might want to split this file up
 import { EventType, record } from '@sentry-internal/rrweb';
-import { SEMANTIC_ATTRIBUTE_SENTRY_SOURCE, getActiveSpan, getClient, getRootSpan, spanToJSON } from '@sentry/core';
+import {
+  SEMANTIC_ATTRIBUTE_SENTRY_SOURCE,
+  getActiveSpan,
+  getClient,
+  getRootSpan,
+  setTag,
+  spanToJSON,
+} from '@sentry/core';
 import type { ReplayRecordingMode, Span } from '@sentry/types';
 import { logger } from './util/logger';
 
@@ -517,6 +524,7 @@ export class ReplayContainer implements ReplayContainerInterface {
     }
 
     const activityTime = Date.now();
+    const earliestEvent = this.eventBuffer && this.eventBuffer.getEarliestTimestamp();
 
     DEBUG_BUILD && logger.info('Converting buffer to session');
 
@@ -542,6 +550,9 @@ export class ReplayContainer implements ReplayContainerInterface {
 
     // Once this session ends, we do not want to refresh it
     if (this.session) {
+      if (earliestEvent) {
+        this.session.started = earliestEvent;
+      }
       this._updateUserActivity(activityTime);
       this._updateSessionActivity(activityTime);
       this._maybeSaveSession();
@@ -1215,28 +1226,13 @@ export class ReplayContainer implements ReplayContainerInterface {
       return;
     }
 
-    const start = this.session.started;
-    const now = Date.now();
-    const duration = now - start;
-
     // A flush is about to happen, cancel any queued flushes
     this._debouncedFlush.cancel();
 
-    // If session is too short, or too long (allow some wiggle room over maxReplayDuration), do not send it
-    // This _should_ not happen, but it may happen if flush is triggered due to a page activity change or similar
-    const tooShort = duration < this._options.minReplayDuration;
-    const tooLong = duration > this._options.maxReplayDuration + 5_000;
-    if (tooShort || tooLong) {
-      DEBUG_BUILD &&
-        logger.info(
-          `Session duration (${Math.floor(duration / 1000)}s) is too ${
-            tooShort ? 'short' : 'long'
-          }, not sending replay.`,
-        );
+    const isValidDuration = this._checkReplayDurationDuringFlush();
 
-      if (tooShort) {
-        this._debouncedFlush();
-      }
+    // XXX: disregard durations for buffer mode for debug purposes
+    if (!isValidDuration && this.recordingMode !== 'buffer') {
       return;
     }
 
@@ -1272,6 +1268,52 @@ export class ReplayContainer implements ReplayContainerInterface {
     }
   };
 
+  /**
+   * Checks to see if replay duration is within bounds during a flush. If it is
+   * too short, will queue up a new flush to prevent short replays.
+   *
+   * Returns true if duration is ok, false otherwise
+   */
+  private _checkReplayDurationDuringFlush(): boolean {
+    if (!this.session) {
+      return false;
+    }
+
+    const earliestTimestampFromBuffer = this.eventBuffer && this.eventBuffer.getEarliestTimestamp();
+    const start =
+      this.recordingMode === 'buffer' && earliestTimestampFromBuffer
+        ? earliestTimestampFromBuffer
+        : this.session.started;
+    const now = Date.now();
+    const duration = now - start;
+
+    // If session is too short, or too long (allow some wiggle room over maxReplayDuration), do not send it
+    // This _should_ not happen, but it may happen if flush is triggered due to a page activity change or similar
+    const tooShort = duration < this._options.minReplayDuration;
+    const tooLong = duration > this._options.maxReplayDuration + 5_000;
+    if (tooShort || tooLong) {
+      DEBUG_BUILD &&
+        logger.info(
+          `Session duration (${Math.floor(duration / 1000)}s) is too ${
+            tooShort ? 'short' : 'long'
+          }, not sending replay.`,
+        );
+
+      if (tooShort) {
+        this._debouncedFlush();
+      }
+
+      // XXX: disregard durations for buffer mode for debug purposes
+      if (this.recordingMode === 'buffer') {
+        setTag(`replay.${tooShort ? 'tooShort' : 'tooLong'}`, true);
+      }
+
+      return false;
+    }
+
+    return true;
+  }
+
   /** Save the session, if it is sticky */
   private _maybeSaveSession(): void {
     if (this.session && this._options.stickySession) {
diff --git a/packages/replay-internal/src/util/handleRecordingEmit.ts b/packages/replay-internal/src/util/handleRecordingEmit.ts
index 0467edefa9a2..fad920c341de 100644
--- a/packages/replay-internal/src/util/handleRecordingEmit.ts
+++ b/packages/replay-internal/src/util/handleRecordingEmit.ts
@@ -43,6 +43,7 @@ export function getHandleRecordingEmit(replay: ReplayContainer): RecordingEmitCa
       // dependent on this reset.
       if (replay.recordingMode === 'buffer' && isCheckout) {
         replay.setInitialState();
+        DEBUG_BUILD && logger.info('Adding checkout event while in buffer mode');
       }
 
       // If the event is not added (e.g. due to being paused, disabled, or out of the max replay duration),
@@ -83,8 +84,13 @@ export function getHandleRecordingEmit(replay: ReplayContainer): RecordingEmitCa
 
       // When in buffer mode, make sure we adjust the session started date to the current earliest event of the buffer
       // this should usually be the timestamp of the checkout event, but to be safe...
-      if (replay.recordingMode === 'buffer' && session && replay.eventBuffer) {
-        const earliestEvent = replay.eventBuffer.getEarliestTimestamp();
+      if (replay.recordingMode === 'buffer' && session) {
+        DEBUG_BUILD &&
+          replay.eventBuffer &&
+          logger.info('Attempting to fetch earliest event from event buffer type: ', replay.eventBuffer.type);
+
+        const earliestEvent = replay.eventBuffer && replay.eventBuffer.getEarliestTimestamp();
+
         if (earliestEvent) {
           DEBUG_BUILD &&
             logger.info(`Updating session start time to earliest event in buffer to ${new Date(earliestEvent)}`);
@@ -94,6 +100,9 @@ export function getHandleRecordingEmit(replay: ReplayContainer): RecordingEmitCa
           if (replay.getOptions().stickySession) {
             saveSession(session);
           }
+        } else {
+          // XXX(billy): debugging
+          DEBUG_BUILD && logger.warn('Unable to find earliest event in event buffer');
         }
       }
 
diff --git a/packages/replay-worker/package.json b/packages/replay-worker/package.json
index 99d3b2880a21..8807ec442a99 100644
--- a/packages/replay-worker/package.json
+++ b/packages/replay-worker/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/replay-worker",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Worker for @sentry-internal/replay",
   "main": "build/esm/index.js",
   "module": "build/esm/index.js",
diff --git a/packages/solid/package.json b/packages/solid/package.json
index 556a26c2c5ab..bffe6a97a4ea 100644
--- a/packages/solid/package.json
+++ b/packages/solid/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/solid",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Solid",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/solid",
@@ -44,10 +44,10 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/browser": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/browser": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "peerDependencies": {
     "@solidjs/router": "^0.13.4",
diff --git a/packages/solidstart/package.json b/packages/solidstart/package.json
index f0d8bd4aaa29..88bc092ffef2 100644
--- a/packages/solidstart/package.json
+++ b/packages/solidstart/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/solidstart",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Solid Start",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/solidstart",
@@ -67,12 +67,12 @@
   },
   "dependencies": {
     "@opentelemetry/instrumentation": "^0.53.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/node": "8.34.0",
-    "@sentry/opentelemetry": "8.34.0",
-    "@sentry/solid": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/node": "8.35.0-alpha.0",
+    "@sentry/opentelemetry": "8.35.0-alpha.0",
+    "@sentry/solid": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "@sentry/vite-plugin": "2.22.3"
   },
   "devDependencies": {
diff --git a/packages/svelte/package.json b/packages/svelte/package.json
index 5d6d57670181..69bec72da562 100644
--- a/packages/svelte/package.json
+++ b/packages/svelte/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/svelte",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Svelte",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/svelte",
@@ -39,10 +39,10 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/browser": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/browser": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "magic-string": "^0.30.0"
   },
   "peerDependencies": {
diff --git a/packages/sveltekit/package.json b/packages/sveltekit/package.json
index a5b1dce0b269..9efe5aeb9c31 100644
--- a/packages/sveltekit/package.json
+++ b/packages/sveltekit/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/sveltekit",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for SvelteKit",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/sveltekit",
@@ -40,12 +40,12 @@
     }
   },
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/node": "8.34.0",
-    "@sentry/opentelemetry": "8.34.0",
-    "@sentry/svelte": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/node": "8.35.0-alpha.0",
+    "@sentry/opentelemetry": "8.35.0-alpha.0",
+    "@sentry/svelte": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0",
     "@sentry/vite-plugin": "2.22.3",
     "magic-string": "0.30.7",
     "magicast": "0.2.8",
diff --git a/packages/types/package.json b/packages/types/package.json
index 09d26b4dd9f1..cb8b4d4e1fb5 100644
--- a/packages/types/package.json
+++ b/packages/types/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/types",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Types for all Sentry JavaScript SDKs",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/types",
diff --git a/packages/typescript/package.json b/packages/typescript/package.json
index 6e76b32058cf..36f33b21d6ad 100644
--- a/packages/typescript/package.json
+++ b/packages/typescript/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry-internal/typescript",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Typescript configuration used at Sentry",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/typescript",
diff --git a/packages/utils/package.json b/packages/utils/package.json
index 52574057dcff..af6fab17e64f 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/utils",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Utilities for all Sentry JavaScript SDKs",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/utils",
@@ -39,7 +39,7 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/types": "8.34.0"
+    "@sentry/types": "8.35.0-alpha.0"
   },
   "devDependencies": {
     "@types/array.prototype.flat": "^1.2.1",
diff --git a/packages/utils/src/version.ts b/packages/utils/src/version.ts
index 92e5678ee968..dd85808ec408 100644
--- a/packages/utils/src/version.ts
+++ b/packages/utils/src/version.ts
@@ -1 +1 @@
-export const SDK_VERSION = '8.34.0';
+export const SDK_VERSION = '8.35.0-alpha.0';
diff --git a/packages/vercel-edge/package.json b/packages/vercel-edge/package.json
index d5c571125178..6310cb38a139 100644
--- a/packages/vercel-edge/package.json
+++ b/packages/vercel-edge/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/vercel-edge",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Offical Sentry SDK for the Vercel Edge Runtime",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/vercel-edge",
@@ -39,9 +39,9 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "devDependencies": {
     "@edge-runtime/types": "3.0.1"
diff --git a/packages/vue/package.json b/packages/vue/package.json
index 1090d0d4292e..f9a11370cd11 100644
--- a/packages/vue/package.json
+++ b/packages/vue/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/vue",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Official Sentry SDK for Vue.js",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/vue",
@@ -39,10 +39,10 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/browser": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/browser": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "peerDependencies": {
     "vue": "2.x || 3.x"
diff --git a/packages/wasm/package.json b/packages/wasm/package.json
index e3a152430295..8846f6f278cd 100644
--- a/packages/wasm/package.json
+++ b/packages/wasm/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@sentry/wasm",
-  "version": "8.34.0",
+  "version": "8.35.0-alpha.0",
   "description": "Support for WASM.",
   "repository": "git://github.com/getsentry/sentry-javascript.git",
   "homepage": "https://github.com/getsentry/sentry-javascript/tree/master/packages/wasm",
@@ -39,10 +39,10 @@
     "access": "public"
   },
   "dependencies": {
-    "@sentry/browser": "8.34.0",
-    "@sentry/core": "8.34.0",
-    "@sentry/types": "8.34.0",
-    "@sentry/utils": "8.34.0"
+    "@sentry/browser": "8.35.0-alpha.0",
+    "@sentry/core": "8.35.0-alpha.0",
+    "@sentry/types": "8.35.0-alpha.0",
+    "@sentry/utils": "8.35.0-alpha.0"
   },
   "scripts": {
     "build": "run-p build:transpile build:bundle build:types",