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Invalid or Unsupported Model: The agent failed because the configured model name is invalid, unknown, or unavailable for this engine/account.
This is a configuration issue, not a transient error — retrying will not help.
How to fix this
Specify a valid model for the selected engine in the workflow frontmatter:
---
engine: copilotmodel: gpt-5-mini
---
To find valid models, check your engine/provider documentation (for Copilot see supported models).
Warning
Engine Failure: The copilot engine terminated unexpectedly.
Last agent output:
● Request failed (transient_bad_request). Retrying...
● Request failed (transient_bad_request). Retrying...
400 The requested model is not available for integrator "agentic-workflows". Available models: [gpt-4.1 claude-fable-5.1 claude-fable-5 claude-haiku-5.5 claude-opus-4.6 claude-opus-4.8-fast claude-opus-4.8 claude-opus-5.5 claude-opus-5 claude-sonnet-5.5 claude-sonnet-5 copilot-search-a copilot-search-b copilot-search-c exec-agent-a exec-agent-b exec-agent-c gpt-5.3-codex gpt-5.4-mini gpt-5.4 gpt-5.5 gpt-5.6-luna gpt-5.6-sol gpt-5.6-terra gpt-5.6-luna-utility gpt-6.1-sol gpt-6-astra gpt-6-luna gpt-6-sol grok-4.5 grok-4.6 grok-4.7 kimi-k3 mai-code-1.1-flash trajectory-compaction gpt-5-mini gpt-3.5-turbo gpt-3.5-turbo-0613 gpt-4o-mini gpt-4o-mini-2024-07-18 gpt-4 gpt-4-0613 gpt-4o gpt-4o-2024-11-20 gpt-4o-2024-05-13 gpt-4-o-preview gpt-4o-2024-08-06 claude-haiku-4.5 gpt-4.1-2025-04-14 gpt-5.2]. Verify the correct Copilot-Integration-Id header is being sent.
Changes +0 -0
Duration 35s
● Request failed (transient_bad_request). Retrying...
● Request failed (transient_bad_request). Retrying...
400 The requested model is not available for integrator "agentic-workflows". Available models: [gpt-4.1 claude-fable-5.1 claude-fable-5 claude-haiku-5.5 claude-opus-4.6 claude-opus-4.8-fast claude-opus-4.8 claude-opus-5.5 claude-opus-5 claude-sonnet-5.5 claude-sonnet-5 copilot-search-a copilot-search-b copilot-search-c exec-agent-a exec-agent-b exec-agent-c gpt-5.3-codex gpt-5.4-mini gpt-5.4 gpt-5.5 gpt-5.6-luna gpt-5.6-sol gpt-5.6-terra gpt-5.6-luna-utility gpt-6.1-sol gpt-6-astra gpt-6-luna gpt-6-sol grok-4.5 grok-4.6 grok-4.7 kimi-k3 mai-code-1.1-flash trajectory-compaction gpt-5-mini gpt-3.5-turbo gpt-3.5-turbo-0613 gpt-4o-mini gpt-4o-mini-2024-07-18 gpt-4 gpt-4-0613 gpt-4o gpt-4o-2024-11-20 gpt-4o-2024-05-13 gpt-4-o-preview gpt-4o-2024-08-06 claude-haiku-4.5 gpt-4.1-2025-04-14 gpt-5.2]. Verify the correct Copilot-Integration-Id header is being sent.
Changes +0 -0
Duration 1m 2s
Action Required
Assign this issue to an agent to debug and fix the issue.
Debug with any coding agent
Use this prompt with any coding agent (GitHub Copilot, Claude, Gemini, etc.):
Debug the agentic workflow failure using https://raw.githubusercontent.com/github/gh-aw/main/debug.md
The failed workflow run is at https://github.com/PowerShell/vscode-powershell/actions/runs/38257029996
Manually invoke the agent
Debug this workflow failure using your favorite Agent CLI and the agentic-workflows prompt.
Activity
github-actions commentedon Oct 12, 2026
Agent job 38292203607 failed.
Warning
Invalid or Unsupported Model: The agent failed because the configured model name is invalid, unknown, or unavailable for this engine/account.
This is a configuration issue, not a transient error — retrying will not help.
How to fix this
Specify a valid model for the selected engine in the workflow frontmatter:
To find valid models, check your engine/provider documentation (for Copilot see supported models).
Warning
Engine Failure: The
copilotengine terminated unexpectedly.Last agent output:
github-actions commentedon Oct 12, 2026
Agent job 38301707470 failed.
Warning
Invalid or Unsupported Model: The agent failed because the configured model name is invalid, unknown, or unavailable for this engine/account.
This is a configuration issue, not a transient error — retrying will not help.
How to fix this
Specify a valid model for the selected engine in the workflow frontmatter:
To find valid models, check your engine/provider documentation (for Copilot see supported models).
Warning
Engine Failure: The
copilotengine terminated unexpectedly.Last agent output:
github-actions commentedon Oct 12, 2026
Agent job 38312192880 failed.
Warning
Invalid or Unsupported Model: The agent failed because the configured model name is invalid, unknown, or unavailable for this engine/account.
This is a configuration issue, not a transient error — retrying will not help.
How to fix this
Specify a valid model for the selected engine in the workflow frontmatter:
To find valid models, check your engine/provider documentation (for Copilot see supported models).
Warning
Engine Failure: The
copilotengine terminated unexpectedly.Last agent output:
github-actions commentedon Oct 12, 2026
Agent job 38321762403 failed.
Warning
Invalid or Unsupported Model: The agent failed because the configured model name is invalid, unknown, or unavailable for this engine/account.
This is a configuration issue, not a transient error — retrying will not help.
How to fix this
Specify a valid model for the selected engine in the workflow frontmatter:
To find valid models, check your engine/provider documentation (for Copilot see supported models).
Warning
Engine Failure: The
copilotengine terminated unexpectedly.Last agent output: