Anthropic Outage History

Anthropic Claude APIs and tools (api.anthropic.com, console.anthropic.com, Claude Code, and claude.ai) experienced elevated error rates across all Claude models and products. The incident began around Aug 14, 2025 1:45 PM UTC and was resolved by Aug 14, 2025 2:53 PM UTC, lasting about 1 hour and 8 minutes. Users may have encountered failed requests or degraded responses during the window. The status page documented initial investigation and later confirmation of restoration, with two official updates issued during the incident. The issue affected four components: api.anthropic.com, console.anthropic.com, Claude Code, and claude.ai.

An incident affected Anthropic Claude Sonnet 3.6, causing elevated errors and degraded access to Claude services. Users experienced issues across claude.ai, console.anthropic.com, and api.anthropic.com. The outage began around 6:30 AM UTC with the status page moving to a warning at Aug 13, 2025 7:13 AM UTC and the services returning to normal by Aug 13, 2025 8:53 AM UTC, lasting about 2 hours and 23 minutes. The Anthropic status page posted two updates during the incident detailing the elevated errors, and remediation followed the updates. A user reported claude.ai unavailable.

Anthropic Claude Sonnet 3.7 experienced a brief degraded performance affecting claude.ai, console.anthropic.com, and api.anthropic.com. The incident began around Aug 12, 2025 1:00 PM UTC with elevated errors, and the status page flagged degraded performance at Aug 12, 2025 1:53 PM UTC as the team investigated. The degraded service lasted about 1 hour 18 minutes and was resolved by Aug 12, 2025 2:18 PM UTC, with services returning to normal. The incident was communicated through two official status updates.

Anthropic Claude Sonnet 3.7 experienced elevated errors, resulting in degraded performance for users of the Claude Sonnet 3.7 model. The issue affected claude.ai, console.anthropic.com, and api.anthropic.com, potentially causing errors or slower responses when interacting with the model.

On Aug 7, 2025 2:43 AM UTC, Anthropic Claude.ai connectors were listed with a degraded status due to potential errors. A fix was implemented and monitoring continued as engineers investigated the issue, affecting the Claude.ai component.

By Aug 7, 2025 5:33 PM UTC, the status had returned to up, ending a roughly 14 hours and 50 minutes window of degraded performance. The provider issued 2 status updates during the incident, confirming the fix and ongoing monitoring as Claude.ai returned to normal operation.

Anthropic reported a brief degradation affecting Claude 4 Sonnet requests across claude.ai, api.anthropic.com, and console.anthropic.com. Users attempting to access Claude 4 Sonnet saw elevated errors during the incident. The outage began at 8:13 PM UTC and was resolved by 8:43 PM UTC, lasting roughly 30 minutes. The affected components were claude.ai, api.anthropic.com, and console.anthropic.com, with the situation documented in two status updates.

Anthropic’s status page issued two updates during the incident: an initial acknowledgment and investigation, followed by confirmation that services had returned to normal. The Claude 4 Sonnet API, Claude.ai, and Anthropic Console returned to normal operation after the incident.

Anthropic Claude API on api.anthropic.com briefly experienced elevated error rates, impacting API requests for a short period. The incident began when the status page indicated investigation at Aug 5, 2025 8:29 AM UTC and the api.anthropic.com component showed degraded status at Aug 5, 2025 8:33 AM UTC. The service was restored by Aug 5, 2025 8:38 AM UTC after about 5 minutes, with the provider issuing 2 status updates during the incident. The episode had limited scope and no lasting effects were reported.

Anthropic Claude 4 Sonnet experienced elevated errors beginning at 3:13 PM UTC, affecting Claude Code, claude.ai, console.anthropic.com, and api.anthropic.com. Users attempting to use Claude 4 Sonnet features faced degraded performance during the incident. The disruption lasted about 3 hours and 35 minutes, with services returning to normal by 6:48 PM UTC.

Anthropic Claude experienced a partial outage with elevated errors across multiple components beginning around 1:15 PM UTC. The affected endpoints included Claude Code, claude.ai, console.anthropic.com, and api.anthropic.com, causing degraded access and user-reported website unavailability. The status page indicated the issue was under investigation and later raised to a warning at 1:53 PM UTC. The incident lasted about 1 hour and 48 minutes and was resolved by 3:03 PM UTC.

Anthropic Claude 4 Sonnet experienced elevated errors affecting Claude Code, api.anthropic.com, claude.ai, and console.anthropic.com. Users may have encountered errors or degraded performance across Claude 4 Sonnet features during the incident. The outage began at Jul 30, 2025 6:35 AM UTC and lasted until Jul 30, 2025 9:33 AM UTC, for a total duration of about 2 hours and 58 minutes. An investigation update was posted at Jul 30, 2025 7:53 AM UTC, and the service returned to normal after the final update at Jul 30, 2025 9:33 AM UTC.