2s-io/sdk
🔌 MCP Server2s-io
Unified API for AI agents with 180+ tools – pay per call, no API keys.
2s-io/sdk is a Model Context Protocol (MCP) server that aggregates over 180 tools across more than 20 domains, enabling AI agents to access diverse real-world data and services through a single, unified interface. Key integrations include National Weather Service (NWS) forecasts, NOAA climate stations, USGS earthquakes, NOAA tides, OpenStreetMap points of interest, USPTO patent database, CourtListener US case law, Federal Register documents, Wikipedia articles, arXiv/PubMed/Semantic Scholar scientific papers, and AI-powered operations like summarization, translation, extraction, screenshotting, and image description. Additional tools cover image compression, DNS and WHOIS lookups, cryptocurrency address validation, EVM gas oracle, OFAC sanctions screening, US Census ACS demographics, airport codes, and ZIP code details. The payment model uses the x402 protocol on the Base network, charging in USDC per call with costs ranging from sub-cent to a few cents, eliminating subscription fees and API key management. Usage is as simple as running `npx -y @2sio/mcp`.
💡Highlights
- ├─180+ tools across 20+ domains
- ├─Pay per call via x402 (USDC on Base)
- └─No API keys or signup needed
🎯For
- ├─AI agent developers
- ├─researchers
- └─data engineers