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Clearbit vs Hunter

Hunter scores higher on the AgentReady, 57/100 against 53/100. They differ on 8 of the 41 signals. Which ones decides whether an agent can adopt them without a person watching.

What each one is

Clearbit. Clearbit is a B2B data provider that gathers public data from the web, proprietary data, and uses LLMs to convert unstructured information into precise and standardized data sets.

Hunter. Hunter is an all-in-one email outreach platform for finding and connecting with professional contacts.

Where Clearbit is ahead

Clearbit passes clear product positioning and public docs discoverable, and Hunter does not. That is discover, whether an agent can find the product at all without being told it exists.

It also holds adopt: cli available. Hunter misses it.

Where Hunter is ahead

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

It also holds understand: pricing understandable. Clearbit misses it.

And on adopt, self-service signup and free trial or free allowance. Clearbit misses those.

What neither does

Both fail structured api reference, openapi / spec quality, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented, no mandatory sales call, programmatic credential creation, fast time to first request, copyable quickstart, structured, predictable output, 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. Clearbit leads 87 to 73. Clearbit misses llms.txt published, llms-full.txt / full agent docs; Hunter misses clear product positioning, public docs discoverable.

Understand. Hunter leads 31 to 23. Clearbit misses structured api reference, openapi / spec quality, pricing understandable, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented; Hunter misses structured api reference, openapi / spec quality, 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. Hunter leads 67 to 50. Clearbit misses self-service signup, no mandatory sales call, programmatic credential creation, free trial or free allowance, fast time to first request, copyable quickstart; Hunter misses no mandatory sales call, programmatic credential creation, fast time to first request, copyable quickstart, cli available.

Operate. Hunter leads 56 to 53. Clearbit misses structured, predictable output, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable; Hunter misses structured, predictable output, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable.

Pricing

Clearbit does not publish a machine-readable starting price. Hunter does not publish one and has a free tier.

Signal by signal

Which to pick

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

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