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Frontegg vs Logto

Logto scores higher on the AgentReady, 58/100 against 57/100. They differ on 7 of the 41 signals. Which ones decides whether an agent can adopt them without a person watching.

What each one is

Frontegg. Frontegg secures every entry point into your SaaS app.

Logto. Logto is an open-source authentication and identity platform built for developers, offering auth, SSO, and RBAC for SaaS, AI agents, and B2B apps.

Where Frontegg is ahead

Frontegg passes mcp discoverable, and Logto does not. That is discover, whether an agent can find the product at all without being told it exists.

It also holds adopt: mcp integration available. Logto misses it.

And on operate, structured, predictable output. Logto misses it.

Where Logto is ahead

Logto passes public docs discoverable and llms-full.txt / full agent docs, and Frontegg does not. That is discover, whether an agent can find the product at all without being told it exists.

It also holds understand: structured api reference and authentication documented. Frontegg misses those.

What neither does

Both fail openapi / spec quality, 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. If your agent needs any of those, you will be building it yourself either way.

Score, pillar by pillar

The AgentReady splits into four pillars, scored separately, because a product can be easy to find and still impossible to adopt.

Discover. Logto leads 87 to 80. Frontegg misses public docs discoverable, llms-full.txt / full agent docs; Logto misses mcp discoverable.

Understand is whether an agent can read the docs and work out how the API behaves before calling it. Logto leads 54 to 31. Frontegg misses structured api reference, openapi / spec quality, authentication documented, request examples provided, response examples provided, errors and status codes documented; Logto misses openapi / spec quality, request examples provided, response examples provided, errors and status codes documented.

Adopt. Frontegg leads 65 to 50. Frontegg misses no mandatory sales call, programmatic credential creation, fast time to first request, copyable quickstart, cli available; Logto misses no mandatory sales call, programmatic credential creation, fast time to first request, copyable quickstart, cli available, mcp integration available.

Operate. Frontegg leads 50 to 39. Frontegg misses machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, agent compatibility verified; Logto misses structured, predictable output, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, agent compatibility verified.

Pricing

Frontegg does not publish a machine-readable starting price and has a free tier. Logto starts at $0/mo and has a free tier.

Signal by signal

Which to pick

Logto clears more of the signals an agent needs, so it is the safer default for unattended use. Full profiles: Frontegg and Logto. Alternatives to each: Frontegg, Logto.

An agent can fetch this as data: POST /v1/compare {"slugs": ["frontegg", "logto"]}