MCP Server Directory

Structured interviewer for Claude Code — probing questions, decision tracking, evolving checkpoints.

Wrap any CLI as a Model Context Protocol server - schema auto-inferred from --help.

x402-endpoints io.github.digitalweb33333-creator/x402-endpoints

x402 paid API tools for AI agents on Base: EU/global registries, crypto, wallet & agent trust.

x402-solana io.github.digitalweb33333-creator/x402-solana

x402 paid API tools for AI agents on Solana: crypto safety, market data, KYB/AML verification.

AI agent tool discovery and scoring. Search 15,400+ MCP servers, APIs, and CLIs.

whentofly io.github.dimabalony/whentofly

whentofly: flexible-date economy/business flight search + price-level context for AI agents

AI code review — security, quality, performance. Learns your patterns. Receipted.

QR Code Generator API io.github.Br0ski777/qr-code

Generate QR codes from text or URLs. Returns base64 PNG. x402 micropayment.

AI data agent — schema analysis, query optimization, PII detection, pipelines.

DevOps AI. Deploy checks, incident analysis, infra audit. Learns from past failures.

Tradier io.github.pipeworx-io/tradier

Tradier MCP — stock & options market data via the Tradier Brokerage API

41 crypto micropayment services via x402 protocol

Agent Vending Factory io.github.RubenTay/agent-vending-factory

Pay-per-call MCP tools via x402 USDC: ZAR prices, data extraction, Python sandbox, SA flights.

Pay-per-fetch via x402. Agent pays 0.005 USDC, gets clean markdown for any URL. No API keys.

Agent wallet and budget management for AI agents

AgentPay io.github.Rumblingb/agentpay

Agent payments, API key vaulting, and governed mandates. Agents spend within user-defined limits.

Storylayer Publishing io.github.mikeslone/storylayer

Hosted MCP for Instagram, Facebook, X, LinkedIn, Pinterest, and Ghost. OAuth 2.1, 38 tools.

Centralized API gateway routing to MCP servers with per-call billing

Discourse MCP CLI server (stdio) exposing Discourse tools via MCP

Healthy Aging Atlas io.github.RustamIsmail/healthy-aging-atlas

Evidence-ranked supplement data: search, compare, price history, goal recs. No API key.

Shopify Catalog Monitor io.github.dizzyvinci/shopify-catalog-monitor

Track price drops, stock-outs, restocks, and new/removed products across Shopify stores.

Immigration case intelligence for attorneys. Case tracking, judge analytics, AI predictions.

MCP server for The Movie Database (TMDB) API

nexus-legal io.github.djtellado/nexus-legal

International legal analysis (ISO 31000) — 27 tools, 63 selectable jurisdictions; coverage varies.