diff --git a/.github/workflows/ai-review.yml b/.github/workflows/ai-review.yml
index 9c8b47fd..c300cb9d 100644
--- a/.github/workflows/ai-review.yml
+++ b/.github/workflows/ai-review.yml
@@ -63,7 +63,6 @@ jobs:
       author_association: ${{ steps.context.outputs.author_association }}
       contributor_source: ${{ steps.context.outputs.contributor_source }}
       runs_on: ${{ steps.context.outputs.runs_on }}
-      claude_path: ${{ steps.context.outputs.claude_path }}
 
     # Conditions:
     # - PR event: on opened, synchronize (new commits), or reopened
@@ -108,11 +107,9 @@ jobs:
           if [ "$HEAD_REPO" = "$REPOSITORY" ]; then
             CONTRIBUTOR_SOURCE="internal"
             RUNS_ON='["self-hosted","cliproxy"]'
-            CLAUDE_PATH="/home/github-runner/.local/bin/claude"
           else
             CONTRIBUTOR_SOURCE="external"
             RUNS_ON='["ubuntu-latest"]'
-            CLAUDE_PATH=""
           fi
 
           {
@@ -124,7 +121,6 @@ jobs:
             echo "author_association=$AUTHOR_ASSOCIATION"
             echo "contributor_source=$CONTRIBUTOR_SOURCE"
             echo "runs_on=$RUNS_ON"
-            echo "claude_path=$CLAUDE_PATH"
           } >> "$GITHUB_OUTPUT"
 
   review:
@@ -141,11 +137,11 @@ jobs:
     # GLM API environment for model routing
     env:
       ANTHROPIC_BASE_URL: https://api.z.ai/api/anthropic
-      REVIEW_MODEL: glm-5
+      REVIEW_MODEL: glm-5.1
       ANTHROPIC_AUTH_TOKEN: ${{ secrets.GLM_API_KEY }}
-      ANTHROPIC_MODEL: glm-5
-      ANTHROPIC_DEFAULT_OPUS_MODEL: glm-5
-      ANTHROPIC_DEFAULT_SONNET_MODEL: glm-5
+      ANTHROPIC_MODEL: glm-5.1
+      ANTHROPIC_DEFAULT_OPUS_MODEL: glm-5.1
+      ANTHROPIC_DEFAULT_SONNET_MODEL: glm-5.1
       ANTHROPIC_DEFAULT_HAIKU_MODEL: GLM-4.7-FlashX
       DISABLE_BUG_COMMAND: '1'
       DISABLE_ERROR_REPORTING: '1'
@@ -173,23 +169,6 @@ jobs:
             echo "XDG_STATE_HOME=$REVIEW_STATE_HOME"
           } >> "$GITHUB_ENV"
 
-      - name: Resolve runner Bun executable
-        id: bun-path
-        if: needs.prepare.outputs.contributor_source == 'internal'
-        run: |
-          RUNNER_BUN=""
-          if command -v bun >/dev/null 2>&1; then
-            RUNNER_BUN="$(command -v bun)"
-          fi
-
-          echo "path=$RUNNER_BUN" >> "$GITHUB_OUTPUT"
-
-          if [ -n "$RUNNER_BUN" ]; then
-            echo "[i] Using runner Bun executable: $RUNNER_BUN"
-          else
-            echo "[i] No runner Bun executable found; Claude action will install Bun"
-          fi
-
       - name: Generate App Token
         id: app-token
         uses: actions/create-github-app-token@v1
@@ -244,8 +223,7 @@ jobs:
           anthropic_api_key: ${{ secrets.GLM_API_KEY }}
           github_token: ${{ steps.app-token.outputs.token }}
           allowed_non_write_users: ${{ needs.prepare.outputs.contributor_source == 'external' && '*' || '' }}
-          path_to_claude_code_executable: ${{ needs.prepare.outputs.claude_path }}
-          path_to_bun_executable: ${{ steps.bun-path.outputs.path }}
+          show_full_output: true # Visible logs for debugging slow/failing reviews
           track_progress: false # Disabled - no progress comments, just final review
           prompt: |
             ultrathink
@@ -281,8 +259,36 @@ jobs:
             --model ${{ env.REVIEW_MODEL }}
             --allowedTools "Edit,Glob,Grep,LS,Read,Write,Bash(gh pr diff *),Bash(gh pr view *),Bash(gh issue view *),Bash(git diff *),Bash(git log *),Bash(git status *),Bash(cat *),Bash(ls *)"
 
+      # Fallback: if Claude didn't write the review file, extract from execution output
+      - name: Extract review from execution output (fallback)
+        if: always() && steps.claude-review.outcome != 'cancelled'
+        run: |
+          EXEC_LOG="$RUNNER_TEMP/claude-execution-output.json"
+          if [ -s "$REVIEW_OUTPUT_FILE" ]; then
+            echo "[i] Review file exists, skipping fallback extraction"
+            exit 0
+          fi
+          if [ ! -f "$EXEC_LOG" ]; then
+            echo "::warning::No execution output found at $EXEC_LOG"
+            exit 0
+          fi
+          # Extract last assistant text message as fallback review
+          EXTRACTED=$(jq -r '
+            [.[] | select(.type == "assistant") | .message.content[]?
+              | select(.type == "text") | .text] | last // empty
+          ' "$EXEC_LOG" 2>/dev/null || true)
+          if [ -z "$EXTRACTED" ]; then
+            echo "::warning::Could not extract review content from execution output"
+            printf '## AI Review (incomplete)\n\nClaude completed but did not produce a structured review.\nCheck the [execution log artifact](%s) for details.\n\n> Reviewed by `%s` (fallback extraction)\n' \
+              "${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}" \
+              "$REVIEW_MODEL" > "$REVIEW_OUTPUT_FILE"
+          else
+            printf '%s\n' "$EXTRACTED" > "$REVIEW_OUTPUT_FILE"
+          fi
+          echo "[i] Fallback review extracted from execution output"
+
       - name: Publish review comment
-        if: steps.claude-review.outcome == 'success'
+        if: always() && steps.claude-review.outcome != 'cancelled'
         env:
           GH_TOKEN: ${{ steps.app-token.outputs.token }}
           REVIEW_MARKER: >-
@@ -293,7 +299,7 @@ jobs:
             sha:${{ needs.prepare.outputs.head_sha }} -->
         run: |
           if [ ! -s "$REVIEW_OUTPUT_FILE" ]; then
-            echo "::error::Claude review finished without writing $REVIEW_OUTPUT_FILE"
+            echo "::error::No review content available (neither Claude nor fallback produced output)"
             exit 1
           fi
 
@@ -319,6 +325,15 @@ jobs:
             echo "[i] Posted review comment for PR #${{ needs.prepare.outputs.pr_number }}"
           fi
 
+      - name: Upload execution log
+        if: always()
+        uses: actions/upload-artifact@v4
+        with:
+          name: claude-review-pr${{ needs.prepare.outputs.pr_number }}-run${{ github.run_id }}
+          path: ${{ runner.temp }}/claude-execution-output.json
+          retention-days: 7
+          if-no-files-found: ignore
+
       - name: Add success reaction
         if: success() && github.event_name == 'issue_comment'
         run: |