"An exploration of deep search technologies or methods" matching MCP servers:

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

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

Pay-per-use semantic web search for AI agents. Powered by SearxNG, agents pay in sats via Lightning Network micropayments — no API keys required.

MCP server that prepares Proof of Invention (POI) transaction requests for submission

A Model Context Protocol tool that provides weather information for cities, with London access requiring Solana devnet payment via the Latinum Wallet MCP server.

This MCP wraps Bitrefill public API to allow agents to search for products and shop using cryptocurrencies like Bitcoin, Ethereum, Solana, and many more.

An MCP server that provides authorization middleware for AI agents using private data, enabling consent management on Aleo and local private inference with persistent policy storage.

An AI-driven platform for analyzing Polymarket prediction markets using on-chain data, offering smart money tracking, sentiment analysis, and arbitrage detection via natural language queries.

Blockchain JSON-RPC on 23 EVM chains for AI agents — Ethereum, Base, Arbitrum, plus young chains like Robinhood Chain, Plasma and Ink. Free reads with no key; heavy methods (eth_getLogs, trace, debug) via a free API key or x402 USDC pay-per-call.

On-chain crypto indicators (EMA, RSI, VWAP, Bollinger) via Chainlink oracles.

An MCP server that integrates with Fewsats allowing AI agents to securely purchase anything by retrieving balances, accessing payment methods, and processing payments.

Enables Claude to interact with NEAR smart contracts: read state, call view methods, decode transactions, and explain contract interfaces.

An MCP server that enables AI agents to interact with the Solana blockchain through 20 tools for wallet management, SPL token operations, blockchain exploration, and DeFi integration via Jupiter.

A simple MCP server implementation that provides AI models with basic Solana RPC methods and helpful development prompts.

Blockchain RPC via DRPC. Exposes eth_call, eth_getBalance, gas estimation, and other JSON-RPC methods as MCP tools across 100+ blockchains

Read-only checks on tokens, NFTs, wallets, contracts and tokenized stocks before an agent acts. Honeypot, peg, copycat, wallet risk. Deep Robinhood Chain coverage. Never your keys.

Gives AI agents access to tokenized real property data on the Fabrica protocol, enabling property search, lending market analysis, and portfolio exploration.

Pay-per-call AI microservices settled in USDC on Base via the x402 (HTTP 402) protocol. 28 tools including web search, summarization, extraction, code review, deep research, crypto safety, sanctions screening and on-chain data — no accounts or API keys.

Enables discovery and search across an extensive ecosystem of crypto, blockchain, DeFi, and MCP tools, including queries for popular and Sperax MCP servers.

mcp server that allows to do actual actions related to solana first version adds knowledge about RPC methods and how to call them