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Arcade vs Stytch

Arcade scores higher on the AgentReady, 61/100 against 51/100. They differ on 10 of the 41 signals. Which ones decides whether an agent can adopt them without a person watching.

What each one is

Arcade. The runtime between your agents and every system they need to reach.

Stytch. The identity platform for humans & AI agents.

Where Arcade is ahead

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

It also holds adopt: self-service signup, agent-compatible signup flow, fast time to first request, cli available and mcp integration available. Stytch misses those.

And on operate, agent compatibility verified. Stytch misses it.

Where Stytch is ahead

Stytch passes clear product positioning, and Arcade 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. Arcade misses it.

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

What neither does

Both fail openapi / spec quality, pricing understandable, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented, no mandatory sales call, programmatic credential creation, free trial or free allowance, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable. 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. Both sit at 87/100 here. Arcade misses clear product positioning; Stytch misses mcp discoverable.

Understand. Stytch leads 38 to 23. Arcade misses structured api reference, openapi / spec quality, pricing understandable, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented; Stytch misses openapi / spec quality, pricing understandable, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented.

Adopt is whether an agent can get a key and make its first successful call without a human in the loop. Arcade leads 76 to 29. Arcade misses no mandatory sales call, programmatic credential creation, free trial or free allowance; Stytch misses self-service signup, no mandatory sales call, agent-compatible signup flow, programmatic credential creation, free trial or free allowance, fast time to first request, cli available, mcp integration available.

Operate. Arcade leads 56 to 50. Arcade misses structured, predictable output, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable; Stytch misses machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, agent compatibility verified.

Pricing

Arcade does not publish a machine-readable starting price. Stytch does not publish one.

Signal by signal

Which to pick

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

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