Worldwide IDs
    Coming soon

    Worldwide IDs API & MCP

    Generate and validate fake-but-valid national & tax IDs for 47+ countries straight from your code, CI pipelines, and AI agents. A generous free tier; higher limits and bulk for teams.

    Join the waitlist Use the free web tool now →

    REST API

    Call it from any language or CI. Same engine as the website.

    curl "https://api.worldids.dev/v1/generate/us/ssn?count=5"
    curl "https://api.worldids.dev/v1/validate/br/cpf?value=462.169.065-50"

    Bulk generation, CSV/JSON export, reproducible seeds, and higher rate limits on paid tiers.

    MCP server

    Let Claude, Cursor, and other agents generate test IDs inline.

    { "command": "npx", "args": ["-y", "@testids/mcp"] }

    Tools: generate_id, validate_id, list_id_types. A hosted, key-gated remote MCP is on the roadmap.

    Be first to get access

    Join the developers waiting. We'll email you when the API and MCP launch — no spam.