diff --git a/.codegen/changelog.md.tmpl b/.codegen/changelog.md.tmpl
deleted file mode 100644
index ce71e9d0e..000000000
--- a/.codegen/changelog.md.tmpl
+++ /dev/null
@@ -1,88 +0,0 @@
-# Version changelog
-
-## {{.Version}}
-{{- range .GroupChanges}}
-
-### {{.Type.Message}}
-{{range .Changes}}
- * {{.}}.
-{{- end}}
-{{end}}
-{{if .ApiChanges}}
-### API Changes:
-{{range .ApiChanges.GroupDiff}}
- * {{.Action}} {{template "group-what" .}}{{if .Extra}} {{.Extra}}{{with .Other}} {{template "other-what" .}}{{end}}{{end}}.
-{{- end}}
-
-OpenAPI SHA: {{.Sha}}, Date: {{.Changed}}
-{{- end}}
-{{if .DependencyUpdates}}
-Dependency updates:
-{{range .DependencyUpdates}}
- * {{.}}.
-{{- end -}}
-{{end}}
-
-## {{.PrevVersion}}
-
-{{- define "group-what" -}}
-{{if gt (len .Changes) 1 -}} {{template "single-what" .Changes.First}}{{end -}}
-{{range .Changes.Middle -}}, {{template "single-what" .}}{{end -}}
-{{if gt (len .Changes) 1}} and {{end}}{{template "single-what" .Changes.Last}}{{template "suffix-what" .}}
-{{- end -}}
-
-{{- define "single-what" -}}
-    {{if eq .X "package" -}}
-        `com.databricks.sdk.service.{{.Package.Name}}`
-    {{- else if eq .X "service" -}}
-        {{template "service" .Service}}
-    {{- else if eq .X "method" -}}
-        `{{.Method.CamelName}}()`
-    {{- else if eq .X "entity" -}}
-        {{template "entity" .Entity}}
-    {{- else if eq .X "field" -}}
-        `{{.Field.CamelName}}`
-    {{- end}}
-{{- end -}}
-
-{{- define "suffix-what" -}}
-    {{if eq .Type "package" }} package{{if gt (len .Changes) 1}}s{{end}}
-    {{- else if eq .Type "method" }} method{{if gt (len .Changes) 1}}s{{end}} for {{template "service" .Parent.Service}}
-    {{- else if eq .Type "entity" }} class{{if gt (len .Changes) 1}}es{{end}}
-    {{- else if eq .Type "field" }} field{{if gt (len .Changes) 1}}s{{end}} for {{template "entity" .Parent.Entity}}
-    {{- end}}
-{{- end -}}
-
-{{- define "other-what" -}}
-    {{if eq .X "package" -}}
-        `com.databricks.sdk.service.{{.Package.Name}}` package
-    {{- else if eq .X "service" -}}
-        {{template "service" .Service}}
-    {{- else if eq .X "method" -}}
-        `{{.Method.CamelName}}()` method for {{template "service" .Method.Service}}
-    {{- else if eq .X "entity" -}}
-        {{template "entity" .Entity}} class
-    {{- else if eq .X "field" -}}
-        `{{.Field.CamelName}}` field for {{template "entity" .Field.Of}}
-    {{- end}}
-{{- end -}}
-
-{{- define "service" -}}
-    `{{if .IsAccounts}}accountClient{{else}}workspaceClient{{end}}.{{(.TrimPrefix "account").CamelName}}()` service
-{{- end -}}
-
-{{- define "entity" -}}
-    {{- if not . }}any /* ERROR */
-	{{- else if .IsEmpty}}`Object`
-	{{- else if .PascalName}}`com.databricks.sdk.service.{{.Package.Name}}.{{.PascalName}}`
-	{{- else if .IsAny}}`Object`
-	{{- else if .IsString}}`String`
-	{{- else if .IsBool}}`Boolean`
-	{{- else if .IsInt64}}`Integer`
-	{{- else if .IsFloat64}}`Float`
-	{{- else if .IsInt}}`Integer`
-	{{- else if .ArrayValue }}List<{{template "entity" .ArrayValue}}>
-	{{- else if .MapValue }}Map<String,{{template "entity" .MapValue}}>
-	{{- else}}`com.databricks.sdk.service.{{.Package.Name}}.{{.PascalName}}`
-	{{- end -}}
-{{- end -}}
diff --git a/.codegen/changelog_config.yml b/.codegen/changelog_config.yml
deleted file mode 100644
index a35312305..000000000
--- a/.codegen/changelog_config.yml
+++ /dev/null
@@ -1,11 +0,0 @@
-change_types:
-  - message: New Features and Improvements
-    tag: "[Feature]"
-  - message: Bug Fixes
-    tag: "[Fix]"
-  - message: Documentation
-    tag: "[Doc]"
-  - message: Internal Changes
-    tag: "[Internal]"
-  # Default for messages without a tag
-  - message: Other Changes
\ No newline at end of file
diff --git a/.github/workflows/message.yml b/.github/workflows/message.yml
deleted file mode 100644
index 3150d88d9..000000000
--- a/.github/workflows/message.yml
+++ /dev/null
@@ -1,32 +0,0 @@
-name: Validate Commit Message
-
-on:
-  pull_request:
-    types: [opened, synchronize, edited]
-  merge_group:
-    types: [checks_requested]
-
-jobs:
-  validate:
-    runs-on: ubuntu-latest
-    # GitHub required checks are shared between PRs and the Merge Queue.
-    # Since there is no PR title on Merge Queue, we need to trigger and
-    # skip this test for Merge Queue to succeed.
-    if: github.event_name == 'pull_request'
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-        with:
-          fetch-depth: 0
-
-      - name: Validate Tag
-        env:
-          TITLE: ${{ github.event.pull_request.title }}
-        run: |
-          TAG=$(echo "$TITLE" | sed -ne 's/\[\(.*\)\].*/\1/p')
-          if grep -q "tag: \"\[$TAG\]\"" .codegen/changelog_config.yml; then
-            echo "Valid tag found: [$TAG]"
-          else
-            echo "Invalid or missing tag in commit message: [$TAG]"
-            exit 1
-          fi