ip-addresses changedapi/ip-addresses

Nearest release: v2.1.307, published an hour after this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

Recorded here 21 Oct 2026 19:37 UTC

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First seen 14 Aug 2026 this site's first read of the page

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11---

22title: IP addresses

33url: https://platform.claude.com/docs/en/api/ip-addresses

4description: Anthropic services use fixed IP addresses for both inbound and outbound connections. You can use these addresses to configure your firewall rules for secure access to the Claude API and Console. These addresses will not change without notice.

4description: Anthropic services use fixed IP addresses for both inbound and outbound connections. You can use these addresses to configure your firewall rules for secure access to the Claude API and Claude Console. These addresses will not change without notice.

55---

77<Note>

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3131### Phased out IP addresses

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33The following IP addresses are no longer in use by Anthropic. If you have previously allowlisted these addresses, you should remove them from your firewall rules.

33The following IP addresses are no longer in use by Anthropic. If you have previously allowlisted these addresses, remove them from your firewall rules.

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3535```text wrap

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