diff --git a/.github/workflows/issue-triage.lock.yml b/.github/workflows/issue-triage.lock.yml
index 5943f851997..5d1b715a2d5 100644
--- a/.github/workflows/issue-triage.lock.yml
+++ b/.github/workflows/issue-triage.lock.yml
@@ -1,4 +1,4 @@
-# gh-aw-metadata: {"schema_version":"v4","frontmatter_hash":"8b0bbc53b3d63c941c26cc93d88899710eed1f2c676e92503d7d6379f27587a5","body_hash":"ef788212cfa954711ccfc8df3f4873be401cd57d0bf129bf260cf75943dc8ea3","compiler_version":"v0.80.9","strict":true,"agent_id":"copilot","engine_versions":{"copilot":"1.0.63"}}
+# gh-aw-metadata: {"schema_version":"v4","frontmatter_hash":"a4eb625f7c9101b88c4828c6e06ccc5de72daa7e5cb517a5c69ec4bdea397e22","body_hash":"ef788212cfa954711ccfc8df3f4873be401cd57d0bf129bf260cf75943dc8ea3","compiler_version":"v0.80.9","strict":true,"agent_id":"copilot","agent_model":"claude-sonnet-5","engine_versions":{"copilot":"1.0.63"}}
 # gh-aw-manifest: {"version":1,"secrets":["GH_AW_GITHUB_MCP_SERVER_TOKEN","GH_AW_GITHUB_TOKEN","GITHUB_TOKEN"],"actions":[{"repo":"actions/cache/restore","sha":"27d5ce7f107fe9357f9df03efb73ab90386fccae","version":"v5.0.5"},{"repo":"actions/cache/save","sha":"27d5ce7f107fe9357f9df03efb73ab90386fccae","version":"v5.0.5"},{"repo":"actions/checkout","sha":"9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0","version":"v7.0.0"},{"repo":"actions/download-artifact","sha":"3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c","version":"v8.0.1"},{"repo":"actions/github-script","sha":"3a2844b7e9c422d3c10d287c895573f7108da1b3","version":"v9.0.0"},{"repo":"actions/setup-node","sha":"48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e","version":"v6.4.0"},{"repo":"actions/upload-artifact","sha":"043fb46d1a93c77aae656e7c1c64a875d1fc6a0a","version":"v7.0.1"},{"repo":"github/gh-aw-actions/setup","sha":"8c7d04ebf1ece56cd381446125da3e0f6896294a","version":"v0.80.9"}],"containers":[{"image":"ghcr.io/github/gh-aw-firewall/agent:0.27.7","digest":"sha256:aae231e4635c8999d039c132f1602d3df850fe9b84a00aa2b5ac981179b5661c","pinned_image":"ghcr.io/github/gh-aw-firewall/agent:0.27.7@sha256:aae231e4635c8999d039c132f1602d3df850fe9b84a00aa2b5ac981179b5661c"},{"image":"ghcr.io/github/gh-aw-firewall/api-proxy:0.27.7","digest":"sha256:009caf2e3d88fa77b64e9a03a95a228fc58db0f1701c6d324b29ba5a3c7c79b6","pinned_image":"ghcr.io/github/gh-aw-firewall/api-proxy:0.27.7@sha256:009caf2e3d88fa77b64e9a03a95a228fc58db0f1701c6d324b29ba5a3c7c79b6"},{"image":"ghcr.io/github/gh-aw-firewall/squid:0.27.7","digest":"sha256:deb1d4e19de62d51cee0508057a596a19315c3423ada4d675cad136dc8037c96","pinned_image":"ghcr.io/github/gh-aw-firewall/squid:0.27.7@sha256:deb1d4e19de62d51cee0508057a596a19315c3423ada4d675cad136dc8037c96"},{"image":"ghcr.io/github/gh-aw-mcpg:v0.3.27","digest":"sha256:fe984bddde4ec05d756d9043edb0a32912e6b7b72f6a121b1082f29221421cc7","pinned_image":"ghcr.io/github/gh-aw-mcpg:v0.3.27@sha256:fe984bddde4ec05d756d9043edb0a32912e6b7b72f6a121b1082f29221421cc7"},{"image":"ghcr.io/github/gh-aw-node","digest":"sha256:529d02eb970b1161aa25c593a9c3df57fdfad5a8add328cb3b6eccef66f3183b","pinned_image":"ghcr.io/github/gh-aw-node@sha256:529d02eb970b1161aa25c593a9c3df57fdfad5a8add328cb3b6eccef66f3183b"},{"image":"ghcr.io/github/github-mcp-server:v1.4.0","digest":"sha256:2afb26356481d1a350e14544a6e160f7f7ec1561a1ea309b823665abf0309036","pinned_image":"ghcr.io/github/github-mcp-server:v1.4.0@sha256:2afb26356481d1a350e14544a6e160f7f7ec1561a1ea309b823665abf0309036"}]}
 # This file was automatically generated by gh-aw (v0.80.9). DO NOT EDIT. To debug this workflow, load the skill at https://github.com/github/gh-aw/blob/main/debug.md
 #
@@ -123,7 +123,7 @@ jobs:
         env:
           GH_AW_INFO_ENGINE_ID: "copilot"
           GH_AW_INFO_ENGINE_NAME: "GitHub Copilot CLI"
-          GH_AW_INFO_MODEL: ${{ vars.GH_AW_MODEL_AGENT_COPILOT || vars.GH_AW_DEFAULT_MODEL_COPILOT || 'claude-sonnet-4.6' }}
+          GH_AW_INFO_MODEL: "claude-sonnet-5"
           GH_AW_INFO_VERSION: "1.0.63"
           GH_AW_INFO_AGENT_VERSION: "1.0.63"
           GH_AW_INFO_CLI_VERSION: "v0.80.9"
@@ -843,7 +843,7 @@ jobs:
           COPILOT_AGENT_RUNNER_TYPE: STANDALONE
           COPILOT_DUMMY_BYOK: dummy-byok-key-for-offline-mode
           COPILOT_GITHUB_TOKEN: ${{ github.token }}
-          COPILOT_MODEL: ${{ vars.GH_AW_MODEL_AGENT_COPILOT || vars.GH_AW_DEFAULT_MODEL_COPILOT || 'claude-sonnet-4.6' }}
+          COPILOT_MODEL: claude-sonnet-5
           GH_AW_MAX_AI_CREDITS: ${{ vars.GH_AW_DEFAULT_MAX_AI_CREDITS || '1000' }}
           GH_AW_MAX_TURNS: ${{ vars.GH_AW_DEFAULT_MAX_TURNS || '' }}
           GH_AW_PHASE: agent
@@ -1443,7 +1443,7 @@ jobs:
           COPILOT_AGENT_RUNNER_TYPE: STANDALONE
           COPILOT_DUMMY_BYOK: dummy-byok-key-for-offline-mode
           COPILOT_GITHUB_TOKEN: ${{ github.token }}
-          COPILOT_MODEL: ${{ vars.GH_AW_MODEL_DETECTION_COPILOT || vars.GH_AW_DEFAULT_MODEL_COPILOT || 'claude-sonnet-4.6' }}
+          COPILOT_MODEL: claude-sonnet-5
           GH_AW_MAX_AI_CREDITS: ${{ vars.GH_AW_DEFAULT_DETECTION_MAX_AI_CREDITS || '400' }}
           GH_AW_MAX_TURNS: ${{ vars.GH_AW_DEFAULT_MAX_TURNS || '' }}
           GH_AW_PHASE: detection
@@ -1539,7 +1539,7 @@ jobs:
       GH_AW_DETECTION_REASON: ${{ needs.detection.outputs.detection_reason }}
       GH_AW_EFFECTIVE_TOKENS: ${{ needs.agent.outputs.effective_tokens }}
       GH_AW_ENGINE_ID: "copilot"
-      GH_AW_ENGINE_MODEL: ${{ needs.agent.outputs.model }}
+      GH_AW_ENGINE_MODEL: "claude-sonnet-5"
       GH_AW_ENGINE_VERSION: "1.0.63"
       GH_AW_SAFE_OUTPUT_MESSAGES: "{\"footer\":\"\\u003e  Generated by [{workflow_name}]({run_url})\",\"footerInstall\":\"\\u003c!-- --\\u003e\"}"
       GH_AW_THREAT_DETECTION_AIC: ${{ needs.detection.outputs.aic }}
diff --git a/.github/workflows/issue-triage.md b/.github/workflows/issue-triage.md
index c5716b9f03f..e922ab960ad 100644
--- a/.github/workflows/issue-triage.md
+++ b/.github/workflows/issue-triage.md
@@ -43,7 +43,9 @@ tools:
 
 timeout-minutes: 10
 source: githubnext/agentics/workflows/issue-triage.md@346204513ecfa08b81566450d7d599556807389f
-engine: copilot
+engine:
+  id: copilot
+  model: claude-sonnet-5
 ---
 
 # Agentic Triage