OpenRouter MCP Multimodal Server

Instructions

Implementation Reference

• src/tool-handlers/get-model-info.ts:4-25 (handler)

  Implementation of the handleGetModelInfo function, which retrieves model details from the cache or API.

  export async function handleGetModelInfo(
    request: { params: { arguments: { model: string } } },
    modelCache: ModelCache,
    apiClient?: OpenRouterAPIClient,
  ) {
    const { model } = request.params.arguments;
  
    if (!modelCache.isValid() && apiClient) {
      modelCache.setModels(await apiClient.getModels());
    }
  
    if (!modelCache.isValid()) {
      return { content: [{ type: 'text', text: 'No model data available.' }], isError: true };
    }
  
    const info = modelCache.get(model);
    if (!info) {
      return { content: [{ type: 'text', text: `Model '${model}' not found.` }], isError: true };
    }
  
    return { content: [{ type: 'text', text: JSON.stringify(info, null, 2) }] };
  }

• src/tool-handlers.ts:99-107 (registration)

  Tool registration for 'get_model_info' in the MCP server setup.

  {
    name: 'get_model_info',
    description: 'Get details about a specific model',
    inputSchema: {
      type: 'object',
      properties: { model: { type: 'string' } },
      required: ['model'],
    },
  },

• src/tool-handlers.ts:154-159 (handler)

  Call site in the CallToolRequestSchema handler that dispatches to handleGetModelInfo.

  case 'get_model_info':
    return handleGetModelInfo(
      wrapToolArgs(args as { model: string } | undefined),
      this.modelCache,
      this.apiClient,
    );