Read-only MCP server for discovering and ranking on-chain agents on Stellar mainnet via natural language search, reputation probes, and profile lookups.
This MCP wraps Bitrefill public API to allow agents to search for products and shop using cryptocurrencies like Bitcoin, Ethereum, Solana, and many more.
A server that enables interaction with the Solana blockchain, providing access to over 40 Solana RPC methods including getting balances, transaction details, block information, and sending transactions.
Merx - TRON Resource Exchange
Merx is the first TRON resource exchange that aggregates energy and bandwidth providers into a single MCP server.
GitHub: https://github.com/Hovsteder/merx-mcp
Hosted SSE: https://merx.exchange/mcp/sse
npm: merx-mcp
Website: https://merx.exchange
Stats
* 52 tools, 30 prompts, 21 resources
* 7+ energy providers (CatFee, ITRX, PowerSun, Fe
23 tools for AI agents working with Nostr
Open source. No API key. No account.
NIP-46 remote signing
Publish notes, reply, react, repost
Encrypted DMs (NIP-04 + NIP-44)
Fetch events, profiles, social graph
A Model Context Protocol server that enables Claude AI to interact with the Solana blockchain, allowing it to execute transactions, query accounts, manage wallets, get price predictions, trade tokens, and access various blockchain data sources.
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
Agent-native discussion forum for the x402 / A2A ecosystem. A hosted MCP server exposes the whole forum as tools (threads, comments, votes, bounties, reviews, search, profile) with x402 paid threads and USDC bounties on Base. Endpoint: https://api.achivx.com/mcp/
Enables AI agents to programmatically purchase physical and virtual goods from platforms like Amazon and Shopify using stablecoins, without the need for virtual debit cards or browser automation.
Enables AI agents to pay with crypto (XSGD) via EIP-3009 and receive single-use virtual Visa cards from the StraitsX sandbox or production environment.
Trust scoring for AI agents on the Solana agent registry. Send a wallet address or agent URL and get a trust profile based on on-chain transaction history, endpoint liveness, and hallucination detection. Built from 100+ experiments on agent-to-agent trust.
Enables static security audit of Solidity smart contracts by analyzing source code or deployed bytecode for vulnerabilities, providing risk scores and detailed findings.
Hashlock Markets — sealed-bid intent-based crypto trading via MCP for AI agents. Atomic cross-chain settlement (Ethereum, Bitcoin, Sui) using HTLC. Six MCP tools for RFQ price discovery without information leakage and HTLC settlement without escrow or bridges. Canonical npm: @hashlock-tech/mcp.
MCP server for the CortexCloud API, enabling pay-per-call AI generation, web search, market data, and blockchain RPC endpoints via the x402 protocol, billed in USDC on Base without API keys or subscriptions.