"OAuth authentication and authorization protocol information" matching MCP connectors:

Search scored onchain agent frameworks, MCPs, wallets, tools, and live agents.

MCP server for Fuse Network: balances, tokens, staking, DeFi data, swaps and on-chain transactions.

Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.

Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.

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

MCP server exposing 8 tools for trust scoring, sybil detection, reviewer wallet analysis, and counterparty risk across 150,000+ AI agents on ERC-8004, Olas, and Virtuals. Streamable HTTP, JSON-RPC 2.0, no API key required.

Live, neutral benchmarks for public RPC latency, oracles, bridges, perp DEX, and prediction markets.

44 MCP tools to search, value, register, trade, and manage ENS names. AI-powered intelligence layer.

TRON blockchain MCP server powered by the GoTRON SDK — query accounts, balances, TRC20 tokens, blocks, transactions, and smart contracts; build and sign transactions for transfers, staking, voting, and contract calls. Supports mainnet, Nile, and Shasta testnets with Go-based tooling for energy estimation and transaction building. Available via stdio or hosted Streamable HTTP

Author, validate, deploy, and operate Shodai on-chain agreements.

Read-only gateway for durable agent identity, consent, recognized work, and signed receipts.

MCP tools for TON Sites, TON DNS and TON Storage.

Verify on-chain lifecycle state and provenance of NFC-tagged physical products.

Live tools for USDi: CPI-indexed exchange rate, contract/pool addresses, and mint/redeem mechanics.

Agent-native storage with cryptographic verification on Solana. Keyless: clients sign and pay.

Pre-transaction health and safety verdicts for onchain apps, by contract address.

Solana MCP for wallets, trades, markets, PnL, transfers, onchain data, signable swaps and API tools.

On-chain DEX aggregator quotes, phantom-liquidity scanning, and live proof-of-solvency across Base, Ethereum, Optimism, Arbitrum, and Robinhood Chain. Keyless, no auth.

Timestamp and verify evidence on-chain. Prove what your agent saw and when; verifying is free.

XRPL domains for AI agents — availability, pricing, profiles, portfolio, and register links.