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2captcha vs Fingerprint

Fingerprint scores higher on the AgentReady, 63/100 against 58/100. They differ on 5 of the 41 signals. Which ones decides whether an agent can adopt them without a person watching.

What each one is

2captcha. Captcha solving service that provides API-based captcha solving for developers and captcha entry work for workers.

Fingerprint. Fingerprint helps teams prevent fraud, improve user experiences, and better understand their traffic.

Where 2captcha is ahead

2captcha passes structured, predictable output, and Fingerprint does not. That is operate, whether an agent can run against it in production and recover when a call fails.

Where Fingerprint is ahead

Fingerprint passes public docs discoverable, and 2captcha does not. That is discover, whether an agent can find the product at all without being told it exists.

It also holds understand: limits / constraints documented. 2captcha misses it.

And on adopt, agent-compatible signup flow and cli available. 2captcha misses those.

What neither does

Both fail structured api reference, openapi / spec quality, request examples provided, response examples provided, errors and status codes documented, no mandatory sales call, programmatic credential creation, 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. Fingerprint leads 100 to 87. 2captcha misses public docs discoverable; Fingerprint misses nothing.

Understand. Fingerprint leads 38 to 31. 2captcha misses structured api reference, openapi / spec quality, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented; Fingerprint misses structured api reference, openapi / spec quality, request examples provided, response examples provided, errors and status codes documented.

Adopt is whether an agent can get a key and make its first successful call without a human in the loop. Fingerprint leads 80 to 65. 2captcha misses no mandatory sales call, agent-compatible signup flow, programmatic credential creation, cli available; Fingerprint misses no mandatory sales call, programmatic credential creation.

Operate. 2captcha leads 47 to 35. 2captcha misses machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, agent compatibility verified; Fingerprint misses structured, predictable output, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, agent compatibility verified.

Pricing

2captcha starts at $0.5 per 1000 with no free tier. Fingerprint starts at $99/mo and has a free tier.

Signal by signal

Which to pick

Fingerprint clears more of the signals an agent needs, so it is the safer default for unattended use. Full profiles: 2captcha and Fingerprint. Alternatives to each: 2captcha, Fingerprint.

An agent can fetch this as data: POST /v1/compare {"slugs": ["2captcha", "fingerprint"]}