The real catalog of tools for AI agents

Privacy-first document verification anchored to the public ledger.

Real-time fact-check, citation verification, and source-freshness for AI agents.

Read-only AI coding tools for change verification, release readiness, capacity, and guidance.

Agentic code review, no signup to try: reality gates + frontier-model review, with veto.

Verify email addresses and clean lists to improve deliverability and sender reputation.

Deterministic JSON checks with signed evidence and x402-paid execution

Human verification CAPTCHA with visual and selective-listening audio challenges.

Verify emails: syntax, MX records, disposable detection, quality score 0-100. x402 USDC.

Verify email addresses in real time and find business email addresses with live mailbox checks.

Twelve tools: token, wallet, contract and site security. Two free, the rest $1 in USDC over x402.

AI-powered scam and threat verification for phone numbers, URLs, texts, and emails.

Check whether an email address can receive mail — one address or a list — without sending to it.

Check if an ecommerce purchase meets buyer rules before payment. Returns PASS, FAIL, or REVIEW.

Email, phone, domain, URL & OFAC verification; phishing and IBAN checks via x402.

French company checks (SIREN): status, insolvency (BODACC), VAT number, RGE. Pay-per-call via x402.

11.3M entities, 10 countries, 12 tools. EU VAT (VIES), BORME, GLEIF, KYB. Free: 100 req/month.

Document forensics: tamper/AI checks, fields, tables, identity, screening, tenders, citations.

Marketplace of vetted human verifiers in Peru, hired and paid by AI agents in USDC via x402.

Fact-check citations: resolve, match, support claims. Arithmetic rechecked. Free to start.

Evidence-backed x402 web verification for AI agents, with auditable decisions for every condition.