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Standard

robots.txt

Root-level plain-text file declaring which paths well-behaved crawlers may fetch; an access policy whose observance is voluntary.

Known aliases

  • Disallow directive
  • robots exclusion file
  • Robots Exclusion Protocol
  • /robots.txt

Current stories

investConfirmed5 publishers

Meta's new business terms appear to let it scrape publisher sites for AI training from October 30

Meta's commercial terms, effective October 30, appear to let it scrape sites tied to business accounts for AI training, according to Nieman Lab. With no opt-out, a publisher negotiating payment for its archive is bargaining with a counterparty that may already hold a contractual route to the same text.

Perspective Coverage

5 publishers
Builder
Builder 17%
Operator
Operator 51%
Investor
Investor 32%

Reality

Evidence58
Adoption
Not scored
Hype gap+30
Incentives50
Confidence62
buildOne report1 publisher

Cloudflare's new-domain defaults block AI agents on pages that carry ads

Cloudflare blocks AI agent and training traffic by default on ad-carrying pages of domains added since September 15, 2026. Search crawlers stay allowed, so a browsing assistant can be refused a page that a search indexer reads freely.

Publishers:dev.to

Reality

Evidence45
Adoption
Not scored
Hype gap+10
Incentives
Not scored
Confidence40
buildOne report1 publisher

The EU AI Act pushes training-data provenance down into the crawler

The AI Act's general-purpose AI obligations became enforceable in August, and the parts of them that touch a data pipeline depend on records only the collector can write while it is fetching. Penalties scale with turnover.

Publishers:dev.to

Reality

Evidence32
Adoption
Not scored
Hype gap+22
Incentives70
Confidence44
buildOne report1 publisher

A page that ranks can hand GPTBot an empty HTML shell

A dev.to post sets out two ways assistant retrieval fails while ordinary search keeps working, one in robots.txt rules written per user-agent and one in copy that appears only after JavaScript runs. It offers no measurement.

Publishers:dev.to

Reality

Evidence30
Adoption
Not scored
Hype gap+15
Incentives
Not scored
Confidence40

Earlier coverage

  1. hreflang fails as a set, not a page, and your per-page audit will never see it

    Build · August 25, 2026 · One report1 publisher

  2. Cloudflare's Bot Preference Sync makes robots.txt an output of the edge, not a policy of its own

    Build · August 21, 2026 · Confirmed2 publishers

  3. Cloudflare's one-click AI block names GPTBot, not the bot that decides if ChatGPT cites you

    Build · August 18, 2026 · One report1 publisher

  4. The AI-training bans live on the big infrastructure blogs, not the small publications

    Build · August 17, 2026 · One report1 publisher

  5. Three files, three contracts: robots.txt, sitemap.xml and llms.txt are not rivals

    Build · August 15, 2026 · One report1 publisher