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Screaming Frog vs Sistrix

Sistrix scores higher on the AgentReady, 38/100 against 37/100. They differ on 6 of the 41 signals. Which ones decides whether an agent can adopt them without a person watching.

What each one is

Screaming Frog. UK based SEO agency and creators of website crawler and log file analyser tools

Sistrix. SISTRIX is an SEO software company that provides tools for better Google rankings, visibility in AI answers, and success in the Amazon Marketplace.

Where Screaming Frog is ahead

Screaming Frog passes clear product positioning, and Sistrix does not. That is discover, whether an agent can find the product at all without being told it exists.

It also holds adopt: agent-compatible signup flow and official python sdk. Sistrix misses those.

Where Sistrix is ahead

Sistrix passes mcp discoverable, and Screaming Frog 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. Screaming Frog misses it.

And on operate, observable execution. Screaming Frog misses it.

What neither does

Both fail public docs discoverable, llms.txt published, 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, limits / constraints documented, self-service signup, no mandatory sales call, programmatic credential creation, fast time to first request, cli available, structured, predictable output, 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. Both sit at 60/100 here. Screaming Frog misses public docs discoverable, llms.txt published, llms-full.txt / full agent docs, mcp discoverable; Sistrix misses clear product positioning, public docs discoverable, llms.txt published, llms-full.txt / full agent docs.

Understand. Both sit at 23/100 here. Screaming Frog misses structured api reference, openapi / spec quality, authentication documented, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented; Sistrix misses structured api reference, openapi / spec quality, authentication documented, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented.

Adopt. Screaming Frog leads 40 to 35. Screaming Frog misses self-service signup, no mandatory sales call, programmatic credential creation, fast time to first request, cli available, mcp integration available; Sistrix misses self-service signup, no mandatory sales call, agent-compatible signup flow, programmatic credential creation, fast time to first request, official python sdk, cli available.

Operate is whether an agent can run against it in production and recover when a call fails. Sistrix leads 35 to 24. Screaming Frog misses structured, predictable output, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, observable execution, agent compatibility verified; Sistrix misses structured, predictable output, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, agent compatibility verified.

Pricing

Screaming Frog does not publish a machine-readable starting price and has a free tier. Sistrix does not publish one with no free tier.

Signal by signal

Which to pick

Signal counts are level here, so fit and price decide it. Full profiles: Screaming Frog and Sistrix. Alternatives to each: Screaming Frog, Sistrix.

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