Search: payment
Search MCP servers and agent skills by name, description, category or topic — 103 results.
fernsugi/x402-api-server
Pay-per-call DeFi data API for AI agents via x402 micropayments (USDC on Base). 8 endpoints: price feeds, gas tracker, DEX quotes, whale tracker, yield scanner, funding rates, token scanner, wallet profiler. No API keys needed.
minhoyoo-iotrust/WAIaaS
Self-hosted wallet-as-a-service for AI agents. 60 tools for multi-chain crypto: transfers, DeFi (swap, lend, stake, bridge, perp, yield), NFTs, smart contracts, transaction signing, and x402 payments. Solana + EVM with session auth and spending policies.
QuentinCody/braintree-mcp-server
Unofficial PayPal Braintree payment gateway MCP Server for AI agents to process payments, manage customers, and handle transactions securely.
aparajithn/agent-utils-mcp
Swiss-army-knife utility server for AI agents. 18 tools including JSON validation, base64, hashing, UUID generation, regex testing, markdown conversion, datetime conversion, cron parsing, CSV/JSON conversion, JWT decoding, and more. Streamable HTTP MCP + REST API with x402 micropayments.
gpartin/CryptoGuardClient
Per-transaction deterministic crypto validator for AI trading agents. Validate trades (PROCEED/CAUTION/BLOCK), scan tokens, detect rug pulls — powered by WaveGuard physics engine. 5 free calls/day, x402 USDC payments. `pip install CryptoGuardClient`
x402-index/x402search-mcp
Search 14,000+ x402-enabled HTTP APIs by keyword. Agents pay $0.01 USDC per search via x402 micropayments on Base mainnet — no API keys required. Larger index than any other x402 discovery layer.
felippeyann/agentfi
Crypto transaction tools for AI agents. 28 MCP tools covering swaps (Uniswap V3, Curve), yield (Aave V3, Compound V3, any ERC-4626 vault), transfers, and agent-to-agent collaboration (jobs, escrow, reputation, atomic payments, P&L). Turnkey MPC wallets + Safe Smart Accounts on Ethereum / Base / Arbitrum / Polygon. Apache 2.0, self-hosted.