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Anthropic

Anthropic

OPERATIONAL

Status Page

https://status.anthropic.com/

Last 30 Days

18 incidents
December 12, 2025
17:10 UTC
Elevated errors on documentation site in Europe
December 13, 2025
No incidents reported
December 14, 2025
21:31 UTC
Elevated errors across many models
December 15, 2025
18:39 UTC
Unable to view shared chats on claude.ai
December 16, 2025
16:23 UTC
Cannot create new conversations on Claude.ai
19:30 UTC
New chats defaulting to Claude Opus
December 17, 2025
10:45 UTC
Elevated error rates on Sonnet 4
December 18, 2025
04:34 UTC
Elevated error rates on Sonnet 4.5
December 19, 2025
20:30 UTC
Claude Code on Windows rendering improperly
00:51 UTC
Research unavailable for some teams orgs
December 20, 2025
No incidents reported
December 21, 2025
13:16 UTC
Elevated error rates on Opus 4.5
December 22, 2025
07:18 UTC
Elevated error rates on Opus 4.5
December 23, 2025
09:55 UTC
Elevated error rates on Opus 4.5
December 24, 2025
No incidents reported
December 25, 2025
No incidents reported
December 26, 2025
No incidents reported
December 27, 2025
No incidents reported
December 28, 2025
No incidents reported
December 29, 2025
No incidents reported
December 30, 2025
No incidents reported
December 31, 2025
No incidents reported
January 01, 2026
No incidents reported
January 02, 2026
No incidents reported
January 03, 2026
No incidents reported
January 04, 2026
No incidents reported
January 05, 2026
No incidents reported
January 06, 2026
No incidents reported
January 07, 2026
09:09 UTC
Elevated error rates on Opus 4.5
19:07 UTC
Claude subscription usage limits not visible in Claude.ai and Claude Code
January 08, 2026
17:23 UTC
Increased latency on Sonnet 4.5
January 09, 2026
19:41 UTC
New Subscription Activation & Payment Issues
03:37 UTC
Degraded performance for API requests involving structured outputs.
January 10, 2026
14:33 UTC
Elevated error rates on Sonnet 4.5 1M context

Incidents in the last 30 days

Elevated error rates on Sonnet 4.5 1M context

We are currently investigating this issue.

Anthropic
• Started about 10 hours ago • Resolved in about 1 hour

Degraded performance for API requests involving structured outputs.

We are currently investigating a performance issue affecting API requests that use structured outputs and strict tool use.

Anthropic
• Started about 20 hours ago • Resolved in about 3 hours

New Subscription Activation & Payment Issues

We are investigating reports that some new customer subscriptions are charging customers without properly granting subscription access, which is also leading to accidental double or triple payments for some customers.

Anthropic
• Started 1 day ago • Resolved in about 9 hours

Increased latency on Sonnet 4.5

We are currently investigating this issue.

Anthropic
• Started 2 days ago • Resolved in about 5 hours

Claude subscription usage limits not visible in Claude.ai and Claude Code

We are currently investigating this issue.

Anthropic
• Started 3 days ago • Resolved in about 10 hours

Elevated error rates on Opus 4.5

We are currently investigating this issue.

Anthropic
• Started 4 days ago • Resolved in about 1 hour

Elevated error rates on Opus 4.5

We are currently investigating this issue.

Anthropic
• Started 19 days ago • Resolved in about 1 hour

Elevated error rates on Opus 4.5

We are currently investigating this issue.

Anthropic
• Started 20 days ago • Resolved in about 2 hours

Elevated error rates on Opus 4.5

The issue has been identified and a fix is being implemented.

Anthropic
• Started 20 days ago • Resolved in about 1 hour

Research unavailable for some teams orgs

We are currently investigating this issue.

Anthropic
• Started 22 days ago • Resolved in about 1 hour

Claude Code on Windows rendering improperly

The issue has been identified and a fix is being implemented.

Anthropic
• Started 22 days ago • Resolved in about 2 hours

Elevated error rates on Sonnet 4.5

We are currently investigating this issue.

Anthropic
• Started 23 days ago • Resolved in about 9 hours

Elevated error rates on Sonnet 4

We are currently investigating this issue.

Anthropic
• Started 25 days ago • Resolved in 36 minutes

New chats defaulting to Claude Opus

We are currently investigating this issue.

Anthropic
• Started 25 days ago • Resolved in about 1 hour

Cannot create new conversations on Claude.ai

We are currently investigating this issue.

Anthropic
• Started 25 days ago • Resolved in 23 minutes

Unable to view shared chats on claude.ai

We are currently investigating this issue.

Anthropic
• Started 26 days ago • Resolved in about 1 hour

Elevated errors across many models

We are currently investigating this issue.

Anthropic
• Started 27 days ago • Resolved in about 1 hour

Elevated errors on documentation site in Europe

We are currently investigating this issue.

Anthropic
• Started 29 days ago • Resolved in about 2 hours