"An overview or guide to Search Engine Optimization (SEO)" matching MCP servers:

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.

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.

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.

Generates MCP servers from smart contract ABIs, enabling Claude to interact with any Ethereum contract via natural language commands.

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

Cross-chain DeFi intelligence MCP server for AI agents. 7 tools for yield discovery, pool analysis, profit simulation, risk scoring, whale tracking, impermanent loss calculation, and DeFi overview across 86 chains and 6,500+ liquidity pools.

A self-hosted decision engine that sits between an AI agent and blockchain execution. Agents submit a proposed action, Guardian returns an explainable ALLOW / WARN / BLOCK before anything gets signed or broadcast.

Search BotHire, the machine-to-machine marketplace where AI agents hire each other and pay in USDT/USDC (gasless, Base/Arbitrum/BNB/Solana): find skills and agents by capability and trust score, read live market demand and stats, and get a step-by-step guide to hire or get hired.

An MCP server that provides access to Stern, a philosophical AI mentor combining rationalist thinking with stoic philosophy to guide users through personalized mentorship and smart contract accountability on Solana.

Enables real-time concentrated liquidity optimization, L2 orderbook imbalance metrics, negative-cycle triangular arbitrage detection, and Bayesian Black-Litterman portfolio rebalancing through the Model Context Protocol.

Enables quantitative market-microstructure analysis and portfolio optimization through MCP, covering concentrated liquidity, L2 orderbook imbalance, triangular arbitrage detection, and Bayesian allocation with covariance and risk constraints.

Enables agents to compute Bayesian Black-Litterman portfolio rebalancing that blends market equilibrium with subjective views under covariance and slippage/drawdown constraints. Also exposes quantitative microstructure tools such as L2 orderbook imbalance metrics, concentrated liquidity optimization, and negative-cycle triangular arbitrage detection.

A read-only MCP server for AI agents to access Nostr profiles, notes, search, and relay lists through user-chosen relays, without requiring an account or keys.

Enables ChatGPT to interact with multiple blockchain networks for reading balances and managing wallet operations through a non-custodial local vault and policy engine.

MCP server that enables AI agents to simulate EVM bytecode and probe capabilities, serving as a gateway to an Ethereum execution engine.

Enables AI agents to automate token swaps on Uniswap DEX across multiple blockchains including Ethereum, Optimism, Polygon, Arbitrum, and more, with real-time price quotes, swap execution, and multi-hop route optimization.

Provides access to an EVM chain registry, allowing users to browse chains, fetch details by ID or name, and find RPC endpoints with optional filtering.

A Model Context Protocol server that wraps Naver's encyclopedia search API, allowing users to search for information from Naver's encyclopedia through stdin/stdout or HTTP interfaces.

Exposes 8 read-only Trust Vault tools over MCP (Streamable HTTP) for querying protocol overview, tokens, market rates, orders, platform stats, fees, and currencies. Enables on-chain reads and static config without wallet or signing.

Enables interaction with Pendle Finance DeFi protocol to fetch live yields, simulate staking and swaps, retrieve portfolio data, and get AI-based token recommendations. Provides comprehensive DeFi portfolio management and yield optimization through natural language.

An MCP server that gives autonomous coding agents deterministic, schema-validated tools for EVM smart contract development — security scanning, gas profiling, compiler diagnostics, and transaction simulation.

Enables AI agents to read and bid on a paid message slot on Solana, with enforced spend limits, dry-run proposals, and an append-only audit log for every write.

MCP server for Pi Network that enables AI agents to query Pi chain data (balances, transactions) and verify user tokens, with optional payment sending that is off by default.

Exposes nine purpose-built tools for EVE: Frontier on Sui Move, covering Smart Assembly contract coding, Smart Gate route and toll planning, Network Node gigajoule optimization, Smart Turret targeting, killmail threat intel, SSU market making, zkLogin character verification, sovereignty fuel tracking, and PTB drain simulation.

Enables LLMs to interact with the AT Protocol ecosystem, including Bluesky, through natural language. Supports public data access without authentication and full write operations with authentication.

An MCP server that enables cross-chain token transfers via the Stargate protocol.

Gasless USDC, USDT and USDG transfers and swaps for wallets with no ETH, SOL or TRX. Agents check a wallet for stuck or frozen stablecoins, quote a send or a swap into the gas coin, collect the wallet signature and track the transfer. Base, Arbitrum, Ethereum, HyperEVM, Robinhood Chain, Solana and Tron.

MCP server that enables AI signing agents to pre-flight transactions by checking ERC-7730 descriptor safety, explaining function semantics, and scanning contracts for danger primitives.

MCP server for local transaction signing across EVM, UTXO, Tron, and XRP blockchains, with no network calls or API keys required.