binance-mcp

import { z } from "zod"; import { binance } from "../binance/client.js"; import type { BinanceTool } from "../binance/types.js"; import { toToolError } from "../util/errors.js"; const priceSchema = z.object({ symbol: z.string().min(1) }); const klinesSchema = z.object({ symbol: z.string().min(1), interval: z.string().min(1), limit: z.number().int().min(1).max(1000).default(200) }); const exchangeInfoSchema = z.object({}); export const tool_market_price: BinanceTool = { name: "binance.market.price", description: "Get the latest price for a symbol (e.g. BTCUSDT).", parameters: priceSchema, async run(input) { const params = priceSchema.parse(input); try { const res = await binance.tickerPrice(params.symbol); return res.data; } catch (err) { throw toToolError(err); } } }; export const tool_market_klines: BinanceTool = { name: "binance.market.klines", description: "Get historical klines/candles for a symbol and interval.", parameters: klinesSchema, async run(input) { const params = klinesSchema.parse(input); try { const res = await binance.klines(params.symbol, params.interval, { limit: params.limit }); return res.data; } catch (err) { throw toToolError(err); } } }; export const tool_exchange_info: BinanceTool = { name: "binance.market.exchangeInfo", description: "Get exchange information including filters per symbol.", parameters: exchangeInfoSchema, async run() { try { const res = await binance.exchangeInfo(); return res.data; } catch (err) { throw toToolError(err); } } };