Frontegg alternatives

The highest-scoring alternative to Frontegg is Permit.io at 79/100 on the AgentReady, against 57/100 for Frontegg.

All scored in Authentication & Identity.

What Permit.io does that Frontegg does not

Permit.io passes public docs discoverable, llms-full.txt / full agent docs, structured api reference, openapi / spec quality, request examples provided, response examples provided, errors and status codes documented, programmatic credential creation, copyable quickstart, cli available, machine-readable errors, and Frontegg fails them. That is the whole of the gap between the two scores, so if none of those matter to your agent the ranking above overstates the difference.

Why people look for an alternative

Frontegg fails public docs discoverable, llms-full.txt / full agent docs, structured api reference, openapi / spec quality, authentication documented, request examples provided, response examples provided, errors and status codes documented, no mandatory sales call, programmatic credential creation, fast time to first request, copyable quickstart, cli available, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, agent compatibility verified. Each one is a place an unattended run stops, which is usually what sends someone looking in the first place.

Where Frontegg loses the points

Frontegg is weakest on understand at 31/100. Without a spec an agent has to guess at endpoints, and it guesses wrong. If that is the part your agent depends on, take the ranking above seriously; if it is not, Frontegg may still be the right pick.

What an agent runs into with Frontegg

These are the findings from the last audit on 2026-08-23. Each one is a place unattended software stops, which is the practical reason to look at the list above.

• Make docs reachable without auth or navigation gymnastics.
• Publish an OpenAPI spec so agents can generate a client.
• Flesh out the OpenAPI: paths, schemas, and descriptions.
• Document error responses as an enum in your OpenAPI.
• Let agents create API keys programmatically.
• Return X-RateLimit / Retry-After headers so agents pace themselves.
• Publish an AGENTS.md or llms-full.txt with full agent context.
• Add request examples to your API reference.

What this category actually supports

Across the 26 products scored in Authentication & Identity, authenticate users is offered by 69%, social / oauth login is offered by 54%, enterprise sso is offered by 50%, manage orgs & roles is offered by 38%. Anything under half is a gap you should expect to fill yourself whichever one you pick.

An agent can get this list directly: resolve("alternative to Frontegg") over the MCP server, or GET /v1/categories/auth.