"Understanding OAuth 2.0 Protocol" matching MCP connectors:

Gasless, MEV-protected onchain token swaps for AI agents on 11 EVM chains, built on CoW Protocol.

Verified merchants accepting agentic payments on Lightning/L402/BOLT12/USDT — search, verify, pay.

Doc search, intent & cross-chain swaps, limit orders, portfolio, spot prices, gas & all APIs.

PayPerByte — per-byte data for AI agents: x402 USDC on Base, EIP-712-attested. No token.

Non-custodial DeFi tools for AI agents on Solana: swaps, perps, lending, staking, equities.

People + life-in-days knowledge for AI agents. Public MCP; x402 on Base; OAuth for private tools.

ZKP2P analytics on Base: live orderbook, route planning, explorer, and protocol market data.

DeFi protocol data: TVL, yield pools, and cross-chain analytics

BTC Decision Terminal for AI Agents — live vault-backed signals, on-chain proof, cross-chain swap. Verify in real time.

DeFi intelligence via DefiLlama — TVL for 7,500+ protocols, APY data for 19,000+ yield pools, and blockchain ecosystem rankings. Filter by chain, project, token, or minimum APY.

Payment rails for AI agents. Pay merchants in USDC on Base. Dual-protocol: x402 + OKX APP.

Agent-commerce MCP server for x402/USDC payments and affiliate splits on Base.

Agent payments ecosystem intelligence. Scans GitHub, Hacker News, and npm for activity across AP2, ACP, x402, MPP, and UCP protocols. Free protocol comparison, paid scan via x402 USDC.

22 MCP tools for Caribbean structured data — solar energy (ZNI), biodiversity, fishing, agriculture, land, tourism, trade, water infrastructure, SME profiles. Payments via x402 protocol (USDC on Base network).

MCP server for the EmblemAI AgentWallet. Exposes tools for token swaps, DeFi yield farming, liquidity management, portfolio tracking, market research, and memecoin discovery across Solana, Ethereum, Base, BSC, Polygon, Hedera, and Bitcoin. Backed by Agent Hustle (agenthustle.ai) for routing and execution. OAuth 2.0 + PKCE for interactive agents; API key and x402 micropayments also supported.

Financial sentiment analysis and on-chain token bytecode audits. Pay-per-use via x402 protocol ($0.01 Base USDC).

KYC, KYB, AML, wallet screening, transaction monitoring, and fraud workflows for AI agents.

Bitcoin network intelligence and YouTube video intelligence for autonomous AI agents. 10 tools covering BTC fees, mempool, address risk, transaction decoding, and YouTube video analysis, transcripts, scripts, trends, and competitive research. Pay-per-call via x402 protocol (USDC on Base mainnet). No API key, no account, no subscription required.

Agent x402 Paywall MCP — Coinbase HTTP 402 protocol + on-chain settlement. Agents pay per-call

Agent Commerce Protocol MCP — bridges Stripe ACP + Google AP2 + Coinbase x402 for agent payments