"Loop" matching MCP servers:

Enables AI agents to pay for MCP tool calls using either Bitcoin/Lightning (L402) or USDC (x402) rails, with unified settlement and a 21% discount for Bitcoin payments.

This MCP server enables agents to trade LOOT tokens, play the full loot game loop, and launch their own tokens on Robinhood Chain, all at the same prices and rules as human wallets.

Enables agents to query real-time labelled pump.fun intelligence—launch risk cards, creator reputation, rug/graduation flags, wallet profiles, and market regime—with paid endpoints settled per request via x402 USDC on Solana and free sample/regime tools.

Provides a non-custodial USDC wallet on Base for AI agents, with human-in-the-loop approval for every payment.

An MCP server that exposes the Zapper DeFi portfolio API, enabling LLMs to query wallet balances, token holdings, and DeFi positions using natural language.

Decentralized Git with on-chain governance, bounties, and DAOs. Tools for repos, issues, PRs, labels, releases, bounties, and DAO proposals. Auto-wallet on first use, trust tiers, and approval mode for human-in-the-loop.

Policy-gated MCP execution for AI agents—ShadeGuard, x402, signed receipts, no custody. 16 tools, 18 chains.

An MCP server that enables AI agents to interact with the IOTA blockchain, supporting wallet management, transaction signing, and Move smart contract development. It provides tools for on-chain queries and CLI operations with a human-in-the-loop security model.

Wraps the cellc CellScript compiler so that an AI can write, check, explain, and inspect CKB Cell contracts in a local agentic loop.

Enables AI agents to pay per call for AI compute in Kaspa (KAS) over HTTP 402, with no account, API key, or human in the loop, settling each request on-chain.

Enables AI agents to safely interact with Ethereum by providing structured tools for reading blockchain state, simulating transactions, and drafting transactions that require human-in-the-loop approval.

MCP server for interacting with Letters to the Future on Base mainnet, enabling posting time-locked messages, listing them, minting on-chain SVG NFTs, and checking wallet info via natural language.

MCP server for spread-only options execution on Base L2, enabling AI agents to trade options via a defined tool loop.