{"record":{"id":"5ba2a587f79a29a0","repo":"deepseek-ai/deepseek-harness","slug":"invalid-model-reasoning","errorCode":"INVALID_MODEL_REASONING","errorMessage":"adapter returned an unknown default reasoning effort for provider \"${provider}\" model \"${model}\"","messagePattern":"adapter returned an unknown default reasoning effort for provider \"(.+?)\" model \"(.+?)\"","errorType":"validation","errorClass":"LlmError","httpStatus":null,"severity":"error","filePath":"packages/llm/llm/src/index.ts","lineNumber":742,"sourceCode":"        || typeof effort.name !== 'string'\n        || effort.name.length === 0\n        || (effort.description !== undefined && typeof effort.description !== 'string')\n        || seen.has(effort.id)\n      ) {\n        throw new LlmError(\n          `adapter returned invalid or duplicate reasoning effort metadata for provider \"${provider}\" model \"${model}\"`,\n          'INVALID_MODEL_REASONING',\n        )\n      }\n      seen.add(effort.id)\n      return {\n        id: effort.id,\n        name: effort.name,\n        ...effort.description === undefined ? {} : { description: effort.description },\n      }\n    })\n    if (reasoning.defaultEffort !== undefined && !seen.has(reasoning.defaultEffort)) {\n      throw new LlmError(\n        `adapter returned an unknown default reasoning effort for provider \"${provider}\" model \"${model}\"`,\n        'INVALID_MODEL_REASONING',\n      )\n    }\n    return {\n      ...info,\n      reasoning: {\n        efforts,\n        ...reasoning.defaultEffort === undefined ? {} : { defaultEffort: reasoning.defaultEffort },\n      },\n    }\n  }\n\n  /**\n   * Validate a conversation call config against its exact model capability and\n   * materialize adapter-configured defaults. Unsupported explicit efforts\n   * reject before provider I/O; no clamping or aliasing is performed. This\n   * standalone query does not bind a later dispatch; use {@link prepareCall}","sourceCodeStart":724,"sourceCodeEnd":760,"githubUrl":"https://github.com/deepseek-ai/deepseek-harness/blob/b150a551b8d465e31e418e1b2eaf5e79bbb7d28e/packages/llm/llm/src/index.ts#L724-L760","documentation":"Error \"adapter returned an unknown default reasoning effort for provider \"${provider}\" model \"${model}\"\" thrown in deepseek-ai/deepseek-harness.","triggerScenarios":"Thrown at packages/llm/llm/src/index.ts:742 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Configure an explicit reasoning effort for the model, and report the adapter's unknown default as a bug."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"b150a551b8d465e31e418e1b2eaf5e79bbb7d28e","analyzedAt":"2026-08-24T18:12:29.105Z","schemaVersion":2},"datasetVersion":"2026-08-24T22:17:12.610Z"}