diff --git a/.changeset/dry-ducks-report.md b/.changeset/dry-ducks-report.md
deleted file mode 100644
index ca6654ffaf..0000000000
--- a/.changeset/dry-ducks-report.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"roo-cline": patch
----
-
-Fix reasoning budget for Gemini 2.5 Flash on OpenRouter
diff --git a/.changeset/ready-guests-hide.md b/.changeset/ready-guests-hide.md
deleted file mode 100644
index f899b697f7..0000000000
--- a/.changeset/ready-guests-hide.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"roo-cline": patch
----
-
-Convert bootstrap script to esm
diff --git a/.changeset/slow-spies-walk.md b/.changeset/slow-spies-walk.md
deleted file mode 100644
index ca650ffcd0..0000000000
--- a/.changeset/slow-spies-walk.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"roo-cline": patch
----
-
-Fix o1-pro on OpenRouter
diff --git a/.changeset/ten-bags-hang.md b/.changeset/ten-bags-hang.md
deleted file mode 100644
index 838e208a1c..0000000000
--- a/.changeset/ten-bags-hang.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"roo-cline": patch
----
-
-Fix max tokens in task header
diff --git a/.changeset/twelve-pigs-reply.md b/.changeset/twelve-pigs-reply.md
deleted file mode 100644
index 41d961bae7..0000000000
--- a/.changeset/twelve-pigs-reply.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"roo-cline": patch
----
-
-Preserve model settings when selecting a specific OpenRouter provider
diff --git a/.changeset/v3.18.3.md b/.changeset/v3.18.3.md
deleted file mode 100644
index 326bcc74e6..0000000000
--- a/.changeset/v3.18.3.md
+++ /dev/null
@@ -1,15 +0,0 @@
----
-"roo-cline": patch
----
-
-- Default to Claude Sonnet 4 model
-- Enable prompt caching for Gemini 2.5 Flash Preview (thanks @shariqriazz!)
-- Fix reasoning budget for Gemini 2.5 Flash on OpenRouter
-- Fix o1-pro on OpenRouter
-- Preserve model settings when selecting a specific OpenRouter provider
-- Add ability to refresh LiteLLM models list
-- Improve tool descriptions to guide proper file editing tool selection
-- Fix MCP Server error loading config when running with npx and bunx (thanks @devxpain!)
-- Improve pnpm bootstrapping and add compile script (thanks @KJ7LNW!)
-- Simplify object assignment & use startsWith (thanks @noritaka1166!)
-- Remove deprecated claude-3.7-sonnet models from vscodelm (thanks @shariqriazz!)
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 033fefff6c..efb9609abb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,19 @@
 # Roo Code Changelog
 
+## [3.18.3] - 2025-05-24
+
+- Add reasoning support for Claude 4 and Gemini 2.5 Flash on OpenRouter, plus a fix for o1-pro
+- Add experimental codebase indexing + semantic search feature (thanks @daniel-lxs!)
+- For providers that used to default to Sonnet 3.7, change to Sonnet 4
+- Enable prompt caching for Gemini 2.5 Flash Preview (thanks @shariqriazz!)
+- Preserve model settings when selecting a specific OpenRouter provider
+- Add ability to refresh LiteLLM models list
+- Improve tool descriptions to guide proper file editing tool selection
+- Fix MCP Server error loading config when running with npx and bunx (thanks @devxpain!)
+- Improve pnpm bootstrapping and add compile script (thanks @KJ7LNW!)
+- Simplify object assignment & use startsWith (thanks @noritaka1166!)
+- Remove deprecated claude-3.7-sonnet models from vscodelm (thanks @shariqriazz!)
+
 ## [3.18.2] - 2025-05-23
 
 - Fix vscode-material-icons in the filer picker
diff --git a/src/package.json b/src/package.json
index f89e354f81..c98d7f8537 100644
--- a/src/package.json
+++ b/src/package.json
@@ -3,7 +3,7 @@
 	"displayName": "%extension.displayName%",
 	"description": "%extension.description%",
 	"publisher": "RooVeterinaryInc",
-	"version": "3.18.2",
+	"version": "3.18.3",
 	"icon": "assets/icons/icon.png",
 	"galleryBanner": {
 		"color": "#617A91",