get_token_info
Retrieve detailed blockchain information for a specific token address, including contract data, metadata, and on-chain activity.
Instructions
Get detailed information about a specific token
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| token | Yes | The token address hash |
Implementation Reference
- index.js:750-752 (handler)Handler for 'get_token_info' tool: extracts token address from args and calls makeRequest to fetch token info from ChainFETCH API endpoint /api/v1/ethereum/tokens/{tokenAddress}case 'get_token_info': const { token: tokenAddress } = args; return await this.makeRequest(`/api/v1/ethereum/tokens/${tokenAddress}`, 'GET', {}, null, token);
- index.js:477-486 (schema)Input schema for get_token_info tool: requires a 'token' string parameter (token address hash)inputSchema: { type: 'object', properties: { token: { type: 'string', description: 'The token address hash', }, }, required: ['token'], },
- index.js:474-487 (registration)Registration of 'get_token_info' tool in the list returned by ListToolsRequestSchema handler, including name, description, and input schema{ name: 'get_token_info', description: 'Get detailed information about a specific token', inputSchema: { type: 'object', properties: { token: { type: 'string', description: 'The token address hash', }, }, required: ['token'], }, },
- index.js:634-682 (helper)Helper method used by the handler to make authenticated HTTP requests to the ChainFETCH API using node-fetch, handling query params, auth token, and error handlingasync makeRequest(endpoint, method = 'GET', params = {}, body = null, token = null) { const chainfetchToken = token || process.env.CHAINFETCH_API_TOKEN; if (!chainfetchToken) { throw new McpError( ErrorCode.InvalidRequest, 'CHAINFETCH_API_TOKEN is required' ); } const url = new URL(`${API_BASE_URL}${endpoint}`); // Add query parameters for GET requests if (method === 'GET' && Object.keys(params).length > 0) { Object.entries(params).forEach(([key, value]) => { if (value !== undefined && value !== null) { if (Array.isArray(value)) { value.forEach(v => url.searchParams.append(`${key}[]`, v)); } else { url.searchParams.append(key, value.toString()); } } }); } const fetchOptions = { method, headers: { 'Authorization': `Bearer ${chainfetchToken}`, 'Content-Type': 'application/json', }, }; if (body && method !== 'GET') { fetchOptions.body = JSON.stringify(body); } const response = await fetch(url.toString(), fetchOptions); if (!response.ok) { const errorText = await response.text(); throw new McpError( ErrorCode.InternalError, `API request failed: ${response.status} ${response.statusText} - ${errorText}` ); } return await response.json(); }