AI21 Labs API

AI · Operational · 30d uptime 100%
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AI21 builds Foundation Models and AI Systems for the enterprise. Power your most critical enterprise workflows with accurate, reliable, and scalable AI.

Trust signals

Pricing
FREEMIUM
Auth
API_KEY
CORS
No
Rate limit
Plan-based requests-per-minute limits
Health
116ms
Trust score
89 (B)

Last checked Sep 4, 2026 · uptime 24h 100% / 7d 100% / 30d 100%

Strong candidate; weakest signal is CORS.

Links

Integration checklist

  • Auth is API_KEY— no credit card required
  • No CORS — route calls through your backend.
  • Rate limit: Plan-based requests-per-minute limits
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AI21 Labs API API — pricing, auth, CORS & health | Reqistry