CATCH #2235
DETECTED OCT 21, 2026 22:19 UTC
THE CATCHscore 7/10
EXHIBIT 2235 · URGENT
Oct 21, 2026 22:19 UTC
docs
https://platform.claude.com/docs/en/release-notes/api
Anthropic updated their API changelog to announce new organization-level controls for web fetch and web search in Claude Managed Agents, allowing admins to disable web fetch or set domain restrictions.
✓ VERIFIED — BEAT THE ANNOUNCEMENT BY 26.6H · AUTO-VERIFIED AGAINST ANTHROPIC NEWS
READY TO POST:
anthropic just dropped new org-level controls for web fetch on claude. admins can now turn it off or set allowed/blocked domains. pretty neat for enterprise use.
claude managed agents now respect organization-wide web search and web fetch domain restrictions. looks like anthropic is adding more granular control for enterprise users.
EVIDENCE — the receipts
Anthropic API changelog changed: https://platform.claude.com/docs/en/release-notes/api
37 added lines
---
+++
@@ -111,2 +111,39 @@
register webhook endpoints for two event types: one for when Anthropic restricts or bans one of your organization's user profiles, and one for when the restriction or ban ends. To request access, contact your Anthropic account team.
+Organization admins can now turn off web fetch for their organization on the
+Capabilities
+page of the Claude Console. With web fetch off, a Messages API request that includes the web fetch tool fails with a 400 error. In a Claude Managed Agents session,
+web_fetch
+calls return an error result to the agent instead. With web fetch on, admins can also set allowed or blocked domains for web fetch on the same page. See
+Web fetch tool
+and
+Domain filtering
+.
+In Claude Managed Agents, the
+web_fetch
+tool
+now follows your organization's web fetch domain restrictions set on the
+Capabilities
+page of the Claude Console. A URL, including one reached by a redirect, must pass both the organization's list and the
+allowed_domains
+or
+blocked_domains
+list on the agent's
+web_fetch
+tool. See
+Restrict web search and web fetch domains
+.
+In Claude Managed Agents, sessions follow your organization's web search settings on the
+Capabilities
+page of the Claude Console: the
+Allow web search
+setting since October 6, and its web search domain restrictions since October 14. The agent receives only the search results that both the organization's domain restrictions and the
+allowed_domains
+or
+blocked_domains
+list on the agent's
+web_search
+tool
+allow. See
+Restrict web search and web fetch domains
+.
October 15, 2026
@@ -158,16 +195,2 @@
Claude Platform on AWS
-.
-In Claude Managed Agents, the
-web_search
-tool
-now follows your organization's web search domain restrictions set in the Claude Console. The agent receives only the search results that both the organization's domain restrictions and the
-allow
caught by the 20-minute sweep ·
the live wire · all receipts