"A semantic web search for 'Exa'" matching MCP servers:

Provides a pay-per-query web search tool for AI agents via Lightning Network sats, enabling no-KYC, account-free searches through the MCP protocol.

Trace hidden insider wallet clusters behind Solana tokens before you ape — safety score, honeypot & LP-lock check, no signup for first 5 calls/day.

An MCP server that provides real-time web search to AI agents via a pay-per-search USDC microtransaction system.

Enables users to compare current Aerodrome veNFT voting positions, bounded claimable rewards, and selected pools' voting evidence on Base against a saved local baseline, with retryable, atomically stored change reports. All tools are read-only on chain, requiring no keys, signing, or transactions.

Enables Web3-focused web searches via the OptimAI External Search API, providing tools to start, retrieve, list, and cancel searches from any MCP-compatible AI host.

MCP server that lets AI agents search the substreams.dev package registry.

Enables AI agents to run free, no-signup Ethereum on-chain lookups over a remote HTTP endpoint: wallet ETH balance, contract/EOA detection, outbound transaction counts and simple risk heuristics, plus NFT metadata (name, description, image URLs, IPFS gateway links and raw tokenURI/uri JSON) for ERC-721 and ERC-1155 tokens. Reads only, with cached results and no key, account, or wallet connection required.

⚡ 87% Token-compressed clean web scraping, YouTube AI transcripts, and PDF extraction for LLMs. Instant Free Trial with zero setup (No wallet/crypto required). Supports gasless agent vaults and EIP-712 on-chain oracle verification on Polygon, Base & Arbitrum.

Read-only MCP server for discovering and ranking on-chain agents on Stellar mainnet via natural language search, reputation probes, and profile lookups.

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.

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

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.

A Model Context Protocol server that connects Claude to Heurist Mesh APIs, providing access to various blockchain and web3 tools including cryptocurrency data, token security, Twitter intelligence, and web search capabilities.

Enables secure interaction with blockchain smart contracts across multiple chains, including ABI analysis, contract method invocation (view/nonpayable/payable), and local wallet management for Ethereum and Base networks.

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

Enables deep research into cryptocurrency tokens by gathering data from multiple sources like CoinGecko and DeFiLlama to generate structured reports. It allows users to track research progress, fetch web content, and manage resources locally for comprehensive crypto analysis.

A free public MCP server for Web3 data, providing live chain info, token prices, market data, wallet/token lookups, and travel search, with optional pay-per-call tools settled via x402.

This server enables deep, local cryptocurrency token research by aggregating CoinGecko, CoinMarketCap, DeFiLlama, and web-search data, generating structured plans, saving resources, and tracking research progress without API keys.

Enables AI agents to search and filter Web3 job listings from web3.career, supporting parameters like remote, country, tag, and limit.

Enables deep, fully local cryptocurrency token research across CoinGecko, CoinMarketCap, DeFiLlama, and web sources, with structured plans, live market and DeFi data, source lookups, and saved resources. It works without an API key and keeps data on the user's machine.

Enables deep crypto token research by gathering and structuring data across CoinGecko, CoinMarketCap, DeFiLlama, and web search without API keys. It creates research plans, tracks section status, saves sources as resources, and generates comprehensive token reports locally.

Enables local, free crypto token research across CoinGecko, CoinMarketCap, DeFiLlama, and web search, producing structured reports with saved resources and progress tracking without requiring an API key.

Enables deep cryptocurrency token research by pulling live market data, exchange listings, protocol TVL, and web-search results into structured, status-tracked reports. Runs entirely locally with no API key required.

Enables local, deep research on crypto tokens across CoinGecko, CoinMarketCap, DeFiLlama, and web search, with tools for live market data, exchange listings, protocol TVL, structured reports, and saved resources. It requires no API key and keeps research on your machine.

Autonomous AI agent monitoring X Layer DeFi protocols via real RPC calls, providing MCP tools for pool scanning, anomaly detection, risk scoring, alerts, position health checks, and audit trails.

Enables deep, local research on crypto tokens across CoinGecko, CoinMarketCap, DeFiLlama, and web search, producing structured reports without requiring an API key.

Enables AI assistants to research any crypto token by pulling live market data, exchange listings, DeFi protocol metrics, and web search results from sources like CoinGecko, CoinMarketCap, and DeFiLlama, then assembling structured reports with tracked progress. It runs fully locally with no API key required.

Enables deep crypto token research across CoinGecko, CoinMarketCap, DeFiLlama, and web sources, with structured plans, saved resources, status tracking, and tools for market data, exchange listings, and protocol TVL/fees. It runs locally over stdio, requires no API key by default, and supports Claude Desktop, Claude Code, and Cursor.

AI-powered crypto signal intelligence for 20 assets (BTC, ETH, SOL, etc). 6 scoring dimensions: whale activity, technical analysis, derivatives flow, narrative strength, sentiment, market structure. Market regime detection (TRENDING/RANGING), portfolio optimization, and accuracy tracking. 9 read-only MCP tools. Free via MCP, $0.001 USDC via x402 on Base for REST API.

Enables deep cryptocurrency token research across CoinGecko, CoinMarketCap, DeFiLlama, and web search, with structured reporting, saved resources, and progress tracking. It runs locally and requires no API key.