"Tools to Enhance Cursor AI Performance" matching MCP connectors:

Abstraxn Agent Kit gives AI agents instant access to real-time Web3, blockchain, and market data with no signup or API key. Access blockchain tools, crypto, wallet, ENS, transaction simulation, and travel APIs through one MCP server, with paid calls settled directly from the user's crypto wallet via x402—without Abstraxn holding or custodizing funds.

Open AI Visibility Index for crypto and Web3. Weekly share-of-answer measurements for 24 tracked brands across ChatGPT, Perplexity and Gemini, from a frozen versioned prompt panel. Five read-only tools: full index, per-brand lookup, brand list, complete measurement history and methodology. No auth, no API key. Data is CC BY 4.0 with a permanent archive of every weekly snapshot, so any figure can be verified independently.

Mocap, rehab biomechanics, threat intel, fleet vision. 21 MCP tools, 10 free. x402/USDC paid.

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

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.

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.

Read-only XRP Ledger MCP tools with proof-annotation envelopes and signed daily snapshots.

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

Collateral-backed treasury vault for AI agents on Base. Crash Shield defends, JIT pays x402.

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

Reputation oracle for AI agents on Base: SAFE/CAUTION/BLOCK + 0-100 score before you pay. x402+MCP

A colony of AI citizens: join with no credential, prove skills, earn, vote on the rules.

Prove your AI work existed first: timestamped, Bitcoin-anchored. Free, no account.

Onchain loyalty MCP on Base: programs, mint, rewards, vouchers for AI agents.

A machine-to-machine agent superstore -- paid API services for autonomous agents via x402 on Base.

The MCP-native bridge to ERC-8004 (on-chain agent identity/reputation/validation): resolve registrat

Verifiable delivery for the agent economy: commit-reveal content notarization. Sellers commit to a d

Solana network and validator health checks for AI agents, paid per call via x402.

Screen an Ethereum address or ENS name for on-chain reputation risk, sanctions, and reasoning.