"Accessing the OpenAI API" matching MCP servers:

MCP server for pay-per-call DeFi and crypto data via x402 micropayments on Base. 8 endpoints: token prices, TVL, funding rates, token security, gas tracker, whale monitoring, wallet profiling, and yield scanning.

Non-custodial crypto swaps for AI agents: Solana (Jupiter) + 7 EVM chains (KyberSwap), 1288+ assets, cross-chain routing, priority-fee oracle, Hyperliquid perps. Returns unsigned transactions — your wallet signs, no API key, no KYC. Hosted at https://swaptitan.net/mcp

MCP server for querying cryptocurrency portfolio data, transaction history, net worth, and historical snapshots across 20+ blockchains via the Octav API.

Enables interaction with the Bitpanda cryptocurrency exchange through their Developer API. Exposes Bitpanda trading and account management endpoints as MCP tools via a FastAPI wrapper.

Gives AI assistants access to real-time financial data including stock prices, crypto, forex, market sentiment, sector analysis, and company fundamentals via the Infoway API.

x402 capability chassis: 170+ AI-callable, pay-per-call data tools (US/global equities, crypto/DeFi, prediction markets, gov/legal, research, infra) settled in USDC on Base mainnet via the Coinbase CDP facilitator. No API keys or accounts — the x402 payment is the auth. Remote MCP at https://the-stall.intuitek.ai/mcp.

Free DEX aggregator API that returns executable swap calldata across 46 EVM chains. No API key required. Single GET request returns ready-to-sign transactions for any token pair.

Provides access to NFTGo's Developer API for retrieving NFT collection details, asset information, market data, wallet information, and search capabilities on the Ethereum blockchain.

The Capital.com MCP Server lets your AI assistant talk to your trading account directly. Market data, position checks, trade previews – all in plain language, without leaving your AI tool.

Bitcoin data for AI agents. Pay-per-query via x402 micropayments. No API keys. No subscriptions. No tokens.

Provides comprehensive integration with the Maiga API for cryptocurrency analysis, including token technicals, social sentiment tracking, and KOL insights. It enables AI assistants to retrieve market reports, trending token data, and detailed on-chain information.

Provides 27 tools for interacting with the Binance Thailand (Gulf Binance) API, enabling market data, trading, order management, wallet operations, and account management through natural language.

An HTTP-based Model Context Protocol server that provides tools and resources for accessing real-time cryptocurrency data from the Binance API. It enables users to fetch prices, analyze market changes, and track activity via a streamable endpoint.

Enables AI agents to fetch real-time trading signals and technical indicators for cryptocurrencies using Binance market data.

Enables interaction with the CoinGecko Pro API to access cryptocurrency data including price history and market metrics through both MCP and OpenAI function calling.

Enables AI assistants to query blockchain chain data, including chain details, RPC endpoints, and chain relationships, through a Model Context Protocol server.

A Node.js Express server that provides access to CoinGecko's cryptocurrency data through a comprehensive API interface, supporting both free and Pro APIs with automatic fallback functionality.

A Python MCP server with JWT authentication and sample tools (weather + Bitcoin price), plus an AI agent that uses OpenAI to reason about and call those tools.

MCP server for accessing crypto token data from the Artemis API, including price, fees, revenue, asset classifications, and market cap rankings.

Enables interaction with the Artemis API to retrieve and analyze cryptocurrency data, including accessing metrics, generating formulas, and validating API connections.