"AWS instance metadata service endpoint URL" matching MCP servers:

Enables fetching NFT metadata such as name, image, attributes, and collection details from a contract address and token ID on Ethereum and Base, with x402 pay-per-call micropayments.

A Model Context Protocol (MCP) server providing comprehensive access to the XRP Ledger (XRPL). This service enables AI models to interact with XRPL through standardized endpoints.

Cross-chain cryptocurrency swaps via Chainflip. Get quotes, execute swaps, and track progress. No API key required to get started.

9 tools, Lightning-gated. Pay per call. For agents that need verifiable signed actions with an audit trail. Nostr event signing via daemon Publish events to relays Create Lightning invoices Action receipts — signed proof of agent actions Identity attestation

Enables an agent to fetch the material a separate verifier checks — receipts, genesis documents, univocity accumulator snapshots, registration statuses and SCITT service configurations — from a SCRAPI base URL or a chain RPC endpoint you supply. Every result reports where its bytes came from and which trust-model questions they can answer, without ever choosing an operator or chain provider for you.

RandomWeb3MCP is a random element generation service based on EVM block hash. The service provides various random element generation tools that can be used in games, finance, testing, and other fields.

Multi-endpoint Web3 intelligence service for token risk scanning, pre-trade checks, and signal snapshots, using DexScreener data with x402 payment support.

Read-only MCP server for Sui blockchain analytics with 44 tools covering wallets, DeFi, NFTs, token prices, transactions, fund tracing, pools, staking, Move decompilation, and MVR name resolution.

On-chain delivery receipts for x402 AI-agent payments on Solana: anchors SHA-256 digests of delivered content to a PDA after settlement; buyers verify proof of delivery offline with zero trust in the seller. Live MCP endpoint + npm bridge.

A read-only Model Context Protocol server for the Thru blockchain alphanet, enabling account queries, transaction status, program events, name service resolution, faucet status, and network health via the official @thru/sdk.

A read-only MCP server for safely exploring Nostr, enabling agents to resolve identifiers, fetch profiles and events, query notes, and inspect relay metadata. It does not accept private keys or publish events.

Provides access to Lightning FM's music catalog, allowing agents to search tracks, look up artists, and check the currently playing track and stream URL via public Nostr and Blossom infrastructure.

Enables AI agents to retrieve multi-chain RPC details, live pricing, weekly-probed JSON-RPC method support, and probe any EVM endpoint for diagnostics.

Enables Claude to turn a described beat into a loopclub deep link for auditioning and renting on-chain by encoding track specs into a ?jam= URL and returning an ASCII grid. It also supplies vocabulary, genre examples, and a jam prompt to help generate idiomatic loops.

Multi-language crypto news MCP server with editorial summaries, sentiment labels (BULLISH/NEUTRAL/BEARISH), and importance scores (0–100). 6 tools across 8 languages; every story credits the original publisher. Bridges stdio to the public Streamable HTTP endpoint at https://zippfeed.com/mcp/.

Trust infrastructure for the machine economy. Gives AI agents non-custodial smart accounts (ERC-4337), x402 payments, on-chain reputation via ERC-8004 trust registry, and service discovery. 8 tools: create accounts, transfer, check balances, pay for x402 services, publish/discover services, manage payment agreements, and send encrypted messages.

Read-only MCP server for Polymarket, providing order books, market metadata, and price history via public GET endpoints. It requires no private keys and cannot place trades.

Service that lets AI Agents search, register, and configure domains

A server that exposes blockchain data (balances, tokens, NFTs, contract metadata) via the Model Context Protocol, enabling AI agents and tools to access and analyze blockchain information contextually.

A read-only MCP server that lets you interact with the Ethereum blockchain via natural language, providing tools for reading blocks, transactions, token metadata, events, and more, with provenance tracking and no private key access.