The real catalog of tools for AI agents

Current source-cited 2026 US tax constants and calculators for AI agents; every answer cites IRS.

Find and verify Korean businesses by name or number. 10 free calls/day, then pay-per-call (x402).

Verify phone numbers, emails and IPs, and check remaining plan credits.

Search 160M+ Chinese court judgments; verify case numbers and quotes.

Find and verify professional emails and phone numbers via the Enrow API.

Real academic citations with printed page numbers - verified sources or an honest not-found.

Find verified B2B emails, phone numbers and the decision makers of any company.

Search B2B contacts, enrich verified emails and phone numbers, and export results.

Verify addresses, email addresses, and phone numbers with confidence scores.

Verify Korean business registration numbers (National Tax Service) — KYB for Korean counterparties …

Verify AI outputs against real sources. Returns a trust signal and permanent doc number.

Let AI agents place real phone calls from your verified number, with transcripts and recordings.

Find verified B2B emails and phone numbers; search and enrich people and companies for prospecting.

Verified Japanese company press releases with provenance (corporate number, source URL) and jobs.

Prospeo: Find, search, and enrich people and companies with verified emails and mobile numbers.

Verify companies in French and UK registries, EU VAT numbers and IBANs; screen US and UN sanctions.

Verify US phone numbers: line type, carrier, and TCPA litigator status via the NumberBroom API.

Verifiable test-data analysis: deterministic tools, evidence ledger, number-level checks.

Verified ephemeris & WMM2025 geomagnetic compute: the physical numbers LLMs hallucinate, done right.

Verified, citable world numbers right now, each with a public tick and SHA-256 fingerprint.