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GoogleOther crawler

Google-Firebase

Google-Firebase is a Google Firebase AI product token reported for app-related fetches. This record has no current Google source, so treat a matching request as unverified.

Not tied to answers in an AI assistant.

Get the robots.txt ruleRecord source
Is Google-Firebase allowed on your site?5 Google bots

Reads your live robots.txt and applies the same rules these crawlers use. Nothing is stored.

robots.txt token
Google-Firebase
Follows robots.txt
Not documented
How to verify it
Not published
Seen on
Not measured
Last checked
11 June 2026

Should you block Google-Firebase?

There is little to gain. Google does not document Google-Firebase, so a rule naming it controls none of its documented crawlers. Write rules for Google-Extended, Googlebot, Google-Agent, Google-GeminiNotebook, Google-CloudVertexBot, GoogleOther, GoogleOther-Image and GoogleOther-Video instead.

What blocking each Google bot does
Google botJobIf you block it
Google-ExtendedControl tokenDisallowing it limits future Gemini training and grounding uses covered by the token. Google says it does not affect Search inclusion or ranking.
GooglebotSearchBlocking Googlebot can remove pages from Google Search and eligibility for Google AI features that depend on Search indexing.
Google-AgentUser fetchBlocking it can prevent a Google agent from retrieving a page while completing a user-directed task. It is separate from Google Search crawling.
Google-GeminiNotebookUser fetchA hit usually means a person added your page as a source, not that Google is crawling your site broadly.
Google-CloudVertexBotOtherA hit usually relates to a configured Vertex AI workflow rather than broad public search crawling.
Google-FirebaseThis pageOtherA hit usually reflects user or app configuration in Firebase AI products, not a generic web crawl.
GoogleOtherOtherBlocking it may affect Google product-specific crawling but is separate from primary Search indexing policy.
GoogleOther-ImageOtherBlocking it can limit image-oriented Google product crawls without targeting regular Googlebot directly.
GoogleOther-VideoOtherBlocking it can limit video-oriented Google product crawls without targeting regular Googlebot directly.

About robots.txtGoogle has not documented whether Google-Firebase follows robots.txt, so a rule is a request, not a guarantee.

robots.txt
User-agent: Google-Firebase
Disallow: /

Asks Google-Firebase not to crawl any page. Other Google bots are unaffected. Add it to the robots.txt file at the root of your site, above any wider rules.

Ignored robots.txt?

Google-Firebase access decides whether Google can fetch your pages. Whether those pages get used in generated answers is a separate question, so track your presence in Google's AI results rather than treating crawl volume as visibility.

Spot it in your logs.

Match the name, then check where the request came from. Anyone can copy a user-agent.

Reported user-agentsource
Google-Firebase

This string comes from a public crawler registry or observed naming, not current operator documentation.

  1. 1

    Match the name

    Search your server or CDN log for Google-Firebase, case-insensitive. A match is a clue, not proof.

  2. 2

    Check the source

    Google publishes no IP ranges, reverse DNS or signatures for Google-Firebase in the sources here, so it cannot be verified. Treat matches as unconfirmed.

Serve the content in HTML

The cited operator material does not verify JavaScript rendering. Serve useful HTML before client-side JavaScript where possible.

Questions, answered.

Google-Firebase is a Google Firebase AI product token reported for app-related fetches. This record has no current Google source, so treat a matching request as unverified.

Sources.

Reported, not operator verified. Operator facts and Trakkr’s measurements keep separate dates.

  1. [1]
    Reported crawler reference

    Reported, not operator verified · checked 11 June 2026

    github.com/ai-robots-txt/ai.robots.txt/blob/main/table-of-bot-metrics.md

Last source check 11 June 2026.

Changes

Google refreshed its crawler referenceThe current reference separates common crawlers, special-case crawlers, user-triggered fetchers, and product control tokens.
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Trakkr shows which bots, Google-Firebase included, visit which pages each day, and whether the answers they feed mention you.

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