"How to build your own knowledge base" matching MCP servers:

An AI recipe recommendation server based on the MCP protocol, providing functions such as recipe query, classification filtering, intelligent dietary planning, and daily menu recommendation.

Provides onchain tools for Claude AI to interact with the Base blockchain and Coinbase API, enabling wallet management, fund transfers, and smart contract deployment.

Provisions own-domain email for families using Cloudflare's API, enabling automatic setup of email routing, catch-all forwarding, and verified destinations.

A Model Context Protocol (MCP) server that provides persistent memory and context management for AI systems through a structured 5-phase optimization workflow.

Your agent takes a business live on payments: go_live creates a real merchant account (sandbox + production) the same day; create_checkout returns a payable link. Payments for AI builders, 3.9% flat.

Enables text-only AI agents to see images on demand by calling any OpenAI-compatible vision API for OCR, image analysis, structured extraction, image comparison, and GUI screenshot-to-accessibility-tree conversion.

Provides AI agents with tools to navigate, search, and manage a hierarchical knowledge base of themes, skills, and learning resources with tenant-aware JWT authentication.

A read-only MCP server that lets any MCP-compatible AI agent inspect wallets and contracts on Base directly through natural conversation.

MCP server for AI agents to create and manage P2P escrow deals on Base (ETH or ERC-20).

Enables agents to fetch live Base mainnet gas prices by paying $0.001 USDC per call via the x402 payment standard.

Connects AI assistants to a self-hosted Your Spotify instance and Spotify's Web API for deep listening analytics and playback control. It enables users to query unlimited listening history, generate custom Wrapped summaries, and manage playlists through natural language.

Enables checking build status, starting/canceling builds, and managing Unity Cloud Build targets directly from Claude Code.

An MCP server that enables semantic search over a private knowledge base via pgvector, with GitHub OAuth authentication and a RAG pipeline.

An MCP server that provides onchain tools for Claude AI to interact with the Base blockchain and Coinbase API, enabling wallet operations, testnet ETH, balance checks, fund transfers, and smart contract deployment.

33 crypto security tools via x402 micropayments. Auto-refund guarantee. $0.01-$0.15/call.

Enables AI agents to look up token risk verdicts and ERC20 facts, wallet snapshots, gas prices, transaction summaries, and Basename resolution on the Base network. Each call is paid in USDC over x402 from a dedicated wallet the user controls, with per-call price caps and a session budget.

Enables AI applications to interact with the Base blockchain network, allowing wallet management, smart contract deployment, token transfers, NFT operations, DeFi interactions with Morpho vaults, and onramping funds via Coinbase.

MCP server to fetch DeFi yield opportunities on Base chain, including Aerodrome LP and Moonwell lending, with pay-per-call via x402 micropayments.

Read-only on-chain intelligence for AI agents on Base, providing tools to read balances, token metadata, gas, and transaction status live from chain without API keys.

Enables AI applications to interact with the Base blockchain network and Coinbase API, supporting wallet management, token transfers, smart contract deployment, NFT operations, DeFi interactions with Morpho vaults, and fiat onramp functionality.