Documentation

Build with KeyC

Drop-in OpenAI/Anthropic-compatible gateway. Swap the base URL and key — budgets, allowlists, and per-client cost tracking run on our side.

Quickstart

Virtual key → first request

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Authentication

Virtual keys & gateway auth

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Budgets & 402

Hard caps and error shape

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Rate limits

RPM and plan request caps

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Agency per-client

Tags, budgets, receipts

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Alerts

Slack & email thresholds

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SDKs & examples

Python, Node, cURL

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Errors & retries

Status codes your SDK understands

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Production checklist

Go-live hardening

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Privacy & security

What we store — and never do

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Enterprise & SSO

SAML, MFA, volume

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New here?

Start with Quickstart — vault a provider key, mint a virtual key, and make your first completion in under five minutes.