Anthropic Outage History

Anthropic Claude experienced a brief degraded performance due to elevated errors in the Claude 4 Sonnet model. The issue affected four components: console.anthropic.com, api.anthropic.com, claude.ai, and Claude Code, likely causing errors or slower responses for users. The problem began around 6:50 AM UTC, with a degraded state shown from Jun 17, 2025 8:18 AM UTC and a return to normal by Jun 17, 2025 8:58 AM UTC, lasting roughly 2 hours and 8 minutes.

Anthropic experienced an outage affecting API (api.anthropic.com), Console (console.anthropic.com), and Claude.ai. Users faced elevated HTTP 503 errors and could not access core services during the incident. From Jun 12, 2025 6:28 PM UTC, the affected components were down as investigators worked to resolve the issue, and services were restored by Jun 12, 2025 8:48 PM UTC. The outage lasted about 2 hours and 20 minutes with a small number of user reports observed during the event.

The provider posted two official status updates during the incident. The first acknowledged elevated errors across the API, Console, and Claude.ai and noted ongoing investigation; the second confirmed restoration of all affected components.

Anthropic's Claude Opus 4 experienced elevated errors across its services, including Claude Code, api.anthropic.com, console.anthropic.com, and claude.ai. The issue began at Jun 9, 2025 5:28 PM UTC and lasted about 1 hour 20 minutes, during which users may have encountered failed requests or slower responses when interacting with Claude Opus 4.

Anthropic Claude Opus 4 experienced an elevated error rate that caused degraded performance across Claude services. The issue affected four components including Claude Code, api.anthropic.com, console.anthropic.com, and claude.ai, leading to errors and slower responses for users. The degradation began at Jun 8, 2025 10:58 PM UTC and was resolved by Jun 8, 2025 11:53 PM UTC. User reports appeared around 10:30 PM UTC, indicating issues observed by users before the official acknowledgement.

The Claude status page issued two updates during the incident. The first update at Jun 8, 2025 10:58 PM UTC noted an elevated error rate and that the issue was under investigation, affecting four components: Claude Code, api.anthropic.com, console.anthropic.com, and claude.ai. The second update at Jun 8, 2025 11:53 PM UTC indicated the issue was resolved and services had returned to normal.

Anthropic Claude Opus 4 experienced errors affecting the Claude API endpoint api.anthropic.com, causing failed requests and degraded performance for users during a brief window. The incident began at 6:53 PM UTC and was resolved by 7:03 PM UTC, lasting about 10 minutes. The provider posted two status updates during the incident, noting Claude Opus 4 errors and that an investigation was underway, with the api.anthropic.com component moving from up to warn and back to up as services recovered.

The Claude API (api.anthropic.com) and Claude AI interface (claude.ai) experienced degraded performance beginning at 8:58 PM UTC, with slower responses and some requests timing out. The Claude console (console.anthropic.com) was also affected during the incident. Users likely faced increased errors and slower interactions when calling Claude models or using the Claude console.

The provider issued four official updates detailing the issue and remediation efforts. The incident persisted for roughly 27 hours, and recovery progressed until Jun 7, 2025 12:18 AM UTC when api.anthropic.com and claude.ai returned to up status.

Anthropic Claude.ai and the Anthropic Console experienced a brief outage affecting tool usage calls, resulting in elevated errors for requests within Claude.ai and the Anthropic Console. The incident began at Jun 4, 2025 6:23 PM UTC and was resolved by Jun 4, 2025 6:53 PM UTC, lasting about 30 minutes. The Anthropic status page published two updates during the incident and noted that engineers had identified a fix and were working to resolve the issues.

Anthropic experienced a brief degradation across Claude Sonnet 3.7 and 4, with elevated error rates on requests to Claude Sonnet 3.7 and 4. The issue affected console.anthropic.com, api.anthropic.com, and claude.ai. The outage began at Jun 2, 2025 7:13 PM UTC and was resolved by Jun 2, 2025 7:33 PM UTC, lasting about 20 minutes. The Claude status page documented the issue and its resolution, posting two updates during the incident as engineers investigated and resolved the cause.

The Claude AI service experienced elevated errors on the Claude Sonnet 4 model, resulting in degraded performance for some Claude AI users. The incident began at 1:30 PM UTC and lasted for about 53 minutes, affecting interactions that used the Sonnet 4 model.

The provider issued two status updates during the incident. At 2:08 PM UTC the incident status was updated to degraded performance, and by 2:23 PM UTC service returned to normal. There were no publicly reported user reports during the event.

Anthropic reported an outage affecting Claude.ai and console.anthropic.com, preventing users from signing in or accessing the platform. The outage began on 10:28 PM UTC and was resolved by 12:33 AM UTC, lasting approximately 2 hours and 5 minutes. User reports from multiple regions described login failures, indicating a global impact on authentication and access to Claude.ai and the Anthropic Console.

Anthropic issued 2 official status updates during the incident, documenting ongoing investigation and restoration. The disruption affected 2 components: claude.ai and console.anthropic.com, reflecting a broad impact on user access to core Anthropic services.