Identified - We have identified an issue where some requests using Research on Claude.ai fail to include sources. Sources are being correctly provided to the model in creating its response, but are not being persisted into the chat. Our engineers are working to resolve this issue.
May 09, 2025 - 12:11 PDT
Investigating - We are currently investigating this issue.
May 09, 2025 - 11:46 PDT
claude.ai
Operational
90 days ago
99.43
% uptime
Today
console.anthropic.com
Operational
90 days ago
99.47
% uptime
Today
api.anthropic.com
Operational
90 days ago
99.47
% uptime
Today
api.anthropic.com - Beta Features
Operational
90 days ago
99.97
% uptime
Today
anthropic.com
Operational
90 days ago
100.0
% uptime
Today
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
No data exists for this day.
had a major outage.
had a partial outage.
Related
No incidents or maintenance related to this downtime.
Resolved -
From 19:36–19:59 UTC, requests to Claude 3.5 and 3 Haiku experienced elevated errors. This issue has now been resolved.
May 9, 13:02 PDT
Investigating -
We are currently investigating elevated errors on requests to Claude 3.5 Haiku on the API, Claude.ai, and the Anthropic Console.
May 9, 12:44 PDT
Resolved -
This incident has been resolved.
May 8, 08:03 PDT
Monitoring -
A fix has been implemented and we are monitoring the results.
May 8, 07:57 PDT
Identified -
The Claude 3.7 Sonnet issues have been resolved. Claude 3.5 Haiku errors are still being investigated.
May 8, 07:46 PDT
Update -
We've started having errors on Claude 3.7 Sonnet as well.
May 8, 07:20 PDT
Investigating -
We are currently investigating elevated errors on requests to Claude 3.5 Haiku and 3.7 Sonnet on the API, Claude.ai, and the Anthropic Console.
May 8, 07:08 PDT
Resolved -
This incident has been resolved.
May 7, 22:15 PDT
Investigating -
We are currently investigating elevated errors on requests to Claude 3.5 Haiku on the API, Claude.ai, and the Anthropic Console.
May 7, 22:02 PDT
Resolved -
This incident has been resolved.
Apr 30, 08:24 PDT
Monitoring -
Since 12:30 UTC users of the Claude.ai offering have been experiencing elevated errors using the 3.7 Sonnet model. Users of the Pro and Max plans have been unaffected. We've identified and mitigated the root cause and are monitoring the current state.
Apr 30, 07:56 PDT
Resolved -
This incident has been resolved.
Apr 29, 09:35 PDT
Monitoring -
The issue resulting in elevated error rates on requests to some models, including Claude 3.7 Sonnet, has been resolved. We are currently monitoring closely to ensure no further recurrence.
Apr 29, 09:08 PDT
Identified -
We have identified a hypothesis and we are working on mitigating the issue.
Apr 29, 08:21 PDT
Update -
We are continuing to investigate this issue.
Apr 29, 07:54 PDT
Investigating -
We are seeing errors being returned across all Claude models.
Apr 29, 07:21 PDT
