The real catalog of tools for AI agents

Pay-per-call DNS/TLS truth and npm/PyPI breakage checks via x402. No account or API key.

DB Rail MCP — German + European rail and public transport, keyless.

Monitor European train stations

Agentic rails for complex workflows with receipts, fees, and MCP tool access.

Practice Spanish, French or Russian in short conversations, with corrections.

Shopping MCP for AI agents: search, compare, Amazon buy links. Auto-register.

Relationship memory: who owes the next move, with the evidence behind every line.

Deterministic banking, LEI, VAT, SWIFT & compliance checks via MCP with signed XDR-1 receipts.

Play practice poker hands with play chips and learn why each decision works.

Paste a role; get candidates with evidence per requirement and outreach drafts you approve.

Your agent asks you a question on your phone, waits for the answer, then resumes.

Multi-rail settlement binder MCP. binder_verify proves integrity only — not settlement.

A job search where every document line cites a fact you can check; nothing is sent for you.

PaymentOracle — ES256K-signed receipts for x402 payments on USDC+EURC (Base) and XRP+RLUSD (XRPL).

Rails development skills, docs, and workflows exposed through MCP stdio.

45 MCP tools give AI agents live Rails schema, routes, models, and conventions.

Budgets, propose-then-approve, and receipts for agents that buy for a human. Dry-run by default.

Responsible-AI guardrails for agents: scoring with policy, injection & PII detection, DPDP.

UK rail freight compliance — ORR licensing, ROGS safety certificate, Railway Interoperability

Quote and build unsigned buy/sell transactions for $AI on its HyperEVM bonding curve. No keys held.