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Bot Protection

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Bot Protection vs Fingerprint

Fingerprint recognizes the same device across visits; Bot Protection judges each request as a person or a bot. They answer different questions, and work well together.

Fingerprint gives each browser a visitor ID that stays the same for weeks, with signals such as bot detection, VPN and tampering: it answers "have I seen this device before?". Bot Protection answers "is this request a person or a bot, right now, and why?", for $29 a million. Bot Protection remembers a visitor for minutes, not weeks, so for returning fraudsters Fingerprint is the better tool today.

At a glance

Bot ProtectionFingerprint
How it worksA tag on your pages reads how the browser behaves; before a sign-up, sign-in or checkout your server makes one call and gets a decision.A JavaScript agent identifies the device; your server reads the identification event, with Smart Signals, through Fingerprint's Server API.
What your visitor seesNothing.Nothing.
In your request pathNo. Your server calls it with your own timeout.No. Your server calls Fingerprint's API.
What your server getsA class (human high to bot high), a bot score, the reasons, and an action: allow, challenge or block.A visitor ID with its confidence, and Smart Signals (browser bot detection among them).
When it is downYour server lets the visitor through: fail open.Not stated; the docs' anti-tampering example rejects a request whose identification is missing.
Watch before it blocksYes: in monitor mode every answer is allow, with what block mode would have done.Does not apply: it never blocks; your code decides what to do with the result.
Price to startA 14-day free trial with 10,000 decisions, then $29 a month for 1 million.Free: 1,000 API calls a month, without browser bot detection. Pro Plus, which has it: $99 a month for 20,000 calls, then $4 per 1,000. Enterprise through sales.
IntegrationThe tag, and one call from your server; a prompt for your coding agent does both.The agent on your pages, and a server-side read of each event.
Where it runsServers in Germany (EU); IPs and tokens are kept only as keyed hashes.Fingerprint's cloud.

When Fingerprint is the better choice

  • You need to know a device came back: multi-accounting, shared accounts, the same fraudster with a new email weeks later.
  • Your fraud team builds its own rules on a stable device ID.
  • You need mobile identification for Android and iOS.

When Bot Protection is the better choice

  • You want a decision and its action per request, not an ID to build rules on.
  • Volume: 1 million decisions cost $29 on Starter; 1 million Fingerprint calls on Pro Plus cost about $4,000.
  • You want groups of sessions caught as a farm, with the reasons, from day one.

Using both

A good pair: Bot Protection decides each sign-up; store Fingerprint's visitor ID with the account to spot the same device coming back for another trial.

Questions

Is Fingerprint bot protection?

Bot detection is one of its Smart Signals; its core is identifying a device across visits.

Does Bot Protection fingerprint browsers?

It reads how the browser behaves and whether its signals agree, and keeps them only as keyed hashes, for minutes: enough to judge a session and its group, not to follow a person for weeks.

Sources

Checked on the vendors' own pages on 17 October 2026; prices change, so check theirs before you decide.

Bot Protection: the quickstart, pricing, and every comparison.