# Google-Extended

Google policy token, purpose: training.

## Identity

vendor: Google
kind: policy_token
purpose: training
ua_token: (none, see notes)
robots_token: Google-Extended
ip_list_url: (none published)
docs_url: https://developers.google.com/crawling/docs/crawlers-fetchers/google-common-crawlers
status: active

Robots.txt token that controls whether content already crawled by Googlebot may be used to train Gemini models and ground Gemini features. Vendor documentation states Google-Extended is not a separate crawler and uses no distinct user agent string: it cannot be observed directly in request logs, only declared for in robots.txt.

## Claims

| Field | Value | Confidence |
| --- | --- | --- |
| honours_crawl_delay | n/a | n/a |
| publishes_ip_list | no | high |
| purpose_documented | policy_only | high |
| respects_robots_txt | n/a | high |
| robots_token_differs_from_ua | yes | high |
| separate_search_and_training_tokens | yes | high |
| verifiable_by_rdns | n/a | n/a |
| what_it_controls | Gemini model training and grounding, not Search inclusion | high |

## Observations

requests, last 30 days: 0
verified share, last 30 days: no data yet
daily rows recorded: 0

## Changes

| Date | Kind | Old value | New value |
| --- | --- | --- | --- |
| 2026-09-13 | new |  | n/a |
| 2026-09-13 | new |  | n/a |
| 2026-09-13 | new |  | no |
| 2026-09-13 | new |  | n/a |
| 2026-09-13 | new |  | policy_only |
| 2026-09-13 | new |  | yes |
| 2026-09-13 | new |  | Gemini model training and grounding, not Search inclusion |
| 2026-09-13 | new |  | yes |

## Questions

No ledger questions have resolved to this entity yet.

## Notes

No published notes for this entity yet.

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