diff --git a/.github/pull_request_template.md b/.github/pull_request_template.md
new file mode 100644
index 0000000..b357d67
--- /dev/null
+++ b/.github/pull_request_template.md
@@ -0,0 +1,15 @@
+## Background
+
+<!-- Explain the problem or opportunity, the relevant current state, and why this change is needed. -->
+
+## Implementation Approach
+
+<!-- Describe the change, important design decisions, and scope boundaries. Use bullets when appropriate. -->
+
+## Testing Approach
+
+<!-- List the exact automated commands and manual or integration checks performed. State any checks not run and why. -->
+
+## Review Perspectives / Points of Concern
+
+<!-- Direct reviewers to material risks, trade-offs, compatibility, security, performance, accessibility, rollout, or rollback concerns. Write "None" when there are no special concerns. -->
diff --git a/AGENTS.md b/AGENTS.md
index e1d8b78..7dd539a 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -6,4 +6,4 @@ Edit sources under `content/`, not files under `generated/`. Run `npm run genera
 
 Language syntax, schemas, and canonical examples belong to `stack-sh/specification`. CLI-specific contracts belong to `stack-sh/cli`. Link to those owners instead of creating competing contracts here.
 
-Preserve the public documentation URLs and the `npx skills add stack-sh/cli` installation entry point. Consumer updates must pin a merged provider commit and validate generated content before publication. Use topic branches and pull requests; never push implementation directly to main.
+Preserve the public documentation URLs and the `npx skills add stack-sh/cli` installation entry point. Consumer updates must pin a merged provider commit and validate generated content before publication. Use topic branches and pull requests; never push implementation directly to main. Write pull request titles and bodies in English, and follow `.github/pull_request_template.md` without removing or renaming its sections.