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How to Fix OpenClaw 'Unrecognized key: requiresOpenAiAnthropicToolPayload' Error

TL;DR โ€” Quick Fix

This is a bug in OpenClaw 3.8. Manually edit ~/.openclaw/openclaw.json to remove the 'requiresOpenAiAnthropicToolPayload' key, or use `npx clawaid`.

Run Diagnostics

Next Step

Fix now, then reduce repeat incidents

If this issue keeps coming back, validate your setup in Doctor first, then harden your config.

Error Signal

Error: Config validation failed: models.providers.kimi-coding.models.0.compat: Unrecognized key: "requiresOpenAiAnthropicToolPayload"

What's Happening

You're hitting a configuration validation error in OpenClaw 3.8. Specifically, the openclaw configure command is trying to add an invalid key, requiresOpenAiAnthropicToolPayload, to your openclaw.json file, likely within the kimi-coding model's provider configuration. This breaks the configuration process.

The Fix

The quickest workaround is to manually edit your OpenClaw configuration file.

  1. Open ~/.openclaw/openclaw.json in your text editor.
  2. Locate and delete the line containing "requiresOpenAiAnthropicToolPayload": ... (the value doesn't matter, just remove the key-value pair).
  3. Save the file.
  4. Restart your OpenClaw gateway: openclaw gateway restart.

Alternatively, the clawaid tool can help diagnose and sometimes fix these issues. Run it with: npx clawaid.

Why This Occurs

This is a known regression in OpenClaw version 3.8. The openclaw configure wizard incorrectly introduces the requiresOpenAiAnthropicToolPayload key for certain model providers (like Kimi). This key is not recognized by the current configuration schema, causing validation to fail.

Prevention

Until a new OpenClaw version is released that fixes this bug, avoid using the interactive openclaw configure wizard if you suspect it might introduce this key. You can manually configure models using the command line:

openclaw models set kimi-coding/k2p5

Always check the GitHub issue tracker for updates on the official fix. Running npx clawaid after configuration changes can also help catch these issues early.


Last Updated: March 2026

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