# What broke on 2026-05-18

- Incidents: 54 at 34 providers; major outages: 1
- Downtime: 5d 5h

## Worst
- **Anthropic**: [Elevated errors for Claude Opus 4.7](https://down.guide/anthropic/DWN-d4c0236a76) (Partial outage; lasted 9m; started 2026-05-18 22:10 UTC; claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com) +2)
- **Anthropic**: [Elevated errors on Claude Haiku 4.5](https://down.guide/anthropic/DWN-1823ea53b4) (Degraded; lasted 1h 55m; started 2026-05-18 06:12 UTC; claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com) +2)
- **Maven Central (Sonatype)**: [search.maven.org is down](https://down.guide/maven-central/DWN-64d5bc633a) (Major outage; lasted 12m; started 2026-05-18 17:59 UTC; Legacy Search - search.maven.org)
- **Chargebee**: [API Service Degradation](https://down.guide/chargebee/DWN-872fd67cc8) (Partial outage; lasted 0m; started 2026-05-18 11:05 UTC; API (US), API (EU), API (AU); eu, us)
- **BigCommerce**: [B2B Ninja quotes page appears blank](https://down.guide/bigcommerce/DWN-bf95fbf5cf) (Partial outage; lasted 45m; started 2026-05-18 03:41 UTC)
- **Bandwidth**: [Inbound MMS Messaging Incident](https://down.guide/bandwidth/DWN-b0e174fcdb) (Partial outage; lasted 2d; started 2026-05-18 09:57 UTC; MMS Messaging (MM4))
- **Rollbar**: [Currently experiencing LOGIN issues ](https://down.guide/rollbar/DWN-f5d656cf03) (Partial outage; lasted 12h 9m; started 2026-05-18 20:50 UTC)
- **Slack**: [Huddle AI summaries not being generated](https://down.guide/slack/DWN-1d812c7c65) (Degraded; lasted 0m; started 2026-05-18 14:53 UTC; Huddles)
- **Reddit**: [Investigating elevated site errors and issues accessing media](https://down.guide/reddit/DWN-3d5deecf63) (Degraded; lasted 3h 25m; started 2026-05-18 17:39 UTC; Desktop Web, Mobile Web, Reddit Media Storage +1)
- **Optimizely**: [CMP: Some Home Page Sections & Requests Module Displaying No Data](https://down.guide/optimizely/DWN-05c7ad462d) (Partial outage; lasted 1h 34m; started 2026-05-18 09:20 UTC; Requests)

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