ModelsAgree

Alternatives

OpenFGA alternatives, ranked by AI

What ChatGPT, Claude, Gemini & Grok recommend instead of OpenFGA — on every leaderboard where it competes, with OpenFGA's own position shown. Re-polled continuously; every ranking links to its full audit trail.

Best Fine-grained authorization service

OpenFGA ranks #1 of 8
  1. #1SpiceDB
  2. #2Cerbos
  3. #3Oso
  4. #4Permit.io

Full ranking + every model's reasoning →

Best fine-grained authorization engine for microservices

OpenFGA ranks #2 of 7
  1. #1SpiceDB
  2. #2Cerbos
  3. #3Open Policy Agent
  4. #4Cedar

Full ranking + every model's reasoning →

Best relationship-based access control engine

OpenFGA ranks #2 of 7
  1. #1SpiceDB
  2. #2Permify
  3. #3Ory Keto
  4. #4Oso Cloud

Full ranking + every model's reasoning →

Best AI agent authentication tool

OpenFGA ranks #6 of 9
  1. #1Arcade
  2. #2Auth0
  3. #3Composio
  4. #4Descope

Full ranking + every model's reasoning →

Track OpenFGA's AI visibility

These boards re-poll every week. We'll email you only when something moves — OpenFGA's grade, a rank, or a rival taking #1.

Your product compared here? Get its AI Visibility Grade →