GAIP Agent Observatory · weekly

What changed in the agent ecosystem: 2026-W40

2026-09-28 to 2026-10-04. 869 observed targets changed a published manifest; 320 tools added and 136 tools removed.

Facts observed by GAIP at the stated time (UTC); they may be out of date. This is not an assessment of safety, quality, security, legality or trustworthiness of any party, and not a recommendation. To request a correction, add a right of reply or opt out, POST to https://www.gaipagents.com/v1/free/observatory/corrections or use https://www.gaipagents.com/contact. Corrections and opt-out: https://www.gaipagents.com/corrections.

This week in numbers

Targets observed	16494
Targets that changed a published manifest	869
Servers that added tools	89
Tools added	320
Servers that removed tools	15
Tools removed	136
Servers with a schema change	64
Servers with a tool text change	148
Servers answering again	4
Servers no longer answering	4
Protocol version changes	699

Shares of observed targets (a share is shown only when both counts are at least 5):

targets changed of observed: 5.3%
servers that added tools of observed: 0.5%
servers that removed tools of observed: 0.1%

Aggregate facts

16494 targets observed this week.
869 targets changed a published manifest.
89 servers added tools (320 in total).
15 servers removed tools (136 in total).
64 servers changed a tool's input or output schema.
148 servers changed a tool's name, title or description.
4 servers answered again after not answering.
4 servers did not answer after answering before.
699 targets changed protocol version.

Dated facts

Plain facts from the manifest change log, by date then name.

461 further facts are in the feed.

Follow changes

No account needed: Atom feed · JSON Feed · weekly JSON. One target: add ?url=<its URL> to a feed, or ask /v1/free/changes/subscribe?url= (MCP tool gaip_watch_changes). Webhooks: gaip_watch_register.

Scope, corrections and opt-out