MCP Server Registry

PC game deals across Steam/Epic/GOG/Humble via CheapShark. Keyless.

Before an agent pays, get a verdict and a keepable receipt. Not insurance. Not custody.

Registry of Python AI/ML libraries: correct imports, quickstart code, and known footguns.

Search Checkout.com docs and API reference, plus manage payments, refunds, and payment links.

Verify live product price, currency, stock, variants and published shipping evidence for AI agents.

Validates Luhn, IBAN, ISBN, EAN/UPC, SWIFT/BIC, and EU VAT checksums and formats.

Local code validation with explicit execution trust and evidence of what actually ran.

Connects Claude to the CheerLights IoT ecosystem, enabling retrieval of current colors and history from the global light synchronization project through the ThingSpeak API.

Molecule names or SMILES to 2D structures, reactions, mechanisms, spectra - offline via RDKit.

Publication-quality chemical structure and reaction rendering for AI agents.

Affect analysis, 3D avatar params, empathy hints and somatic emotion decode.

Chess.com MCP — wraps the Chess.com public API (free, no auth)

Read chess positions by the rules: legality with its evidence, draws, facts, openings, PGN

Analyze chess positions and get best moves from UCI engines such as Stockfish or Leela

MCP server for Chestnyi Znak — Russian product marking system. 10 tools: codes, documents, stocks.

Licensed US telehealth — GLP-1 medications, intake, consents, Stripe ACP. HIPAA-compliant, 30 tools.

Open execution contract for agents doing business work. 6 operators, one MIT-licensed spec.

MCP Server to interact with Chift API via Chift Python SDK

AI fantasy sports & entertainment intelligence. 75 tools across 10 sports + TV/Awards.

Chile Government Procurement MCP — Mercado Público / ChileCompra (keyless-ish).

Local-first LLM deployment planner: GPU/VRAM sizing, cost and latency, with provenance

China Air Quality MCP — nationwide hourly AQI from CNEMC (中国环境监测总站).

Official-source China bank card offer facts for agents; free bank list and paid factual search.

中国节假日与调休（单日+年度聚合）、历史上的今天、随机诗词、身份证号校验（GB 11643，本地零网络）。零凭证。