# Is Claude Code down or slower today?

As of 2026-11-11 13:38 UTC. An hourly probe of Claude Code (Claude Opus 5.5) and Claude Code (Claude Sonnet 5.5) on the Claude Max subscription, one account, from one EU server — not an official status page.

**Is Claude Code answering on the Claude Max subscription right now?** With Claude Opus 5.5: yes — our last probe, at 13:37 UTC, answered in 14.4 s; 0 of 24 calls failed in the last 24 hours. With Claude Sonnet 5.5: yes — our last probe, at 13:37 UTC, answered in 11.6 s; 0 of 2 calls failed in the last 24 hours. This is an hourly probe of one account from one EU server, not a status page: it can miss an outage between probes and does not see problems that hit other accounts or regions.

**Is Claude Code slower today?** Claude Code (Claude Opus 5.5) generated 115.8 tokens/s over the last 24 hours vs 113.6 tokens/s in the 7 days before (+2%) — no significant change (p=0.00475). Claude Code (Claude Sonnet 5.5): measuring, 2 samples in the last 24 hours; no verdict until the 7-day baseline is in.

## Time to answer, end to end

| Model | Median, last 24 h | Median, last 7 days | Failed, 24 h | Failed, 7 days |
|---|---|---|---|---|
| Claude Opus 5.5 | 15.2 s (24 runs) | 15.7 s (167 runs) | 0 of 24 | 0 of 167 |
| Claude Sonnet 5.5 | 10.4 s (2 runs, too few to compare) | 10.4 s (2 runs, too few to compare) | 0 of 2 | 0 of 2 |

## Hard questions

- Claude Code (Claude Opus 5.5): last 7 days vs baseline -0.5 points ± 2.8 (z=-0.16, 78 questions) — no significant change.
- Claude Code (Claude Sonnet 5.5): 11/20 correct (55%) so far; the baseline is still being collected (day 1 of 10), so no verdict until 2026-11-21.

## Questions

### Is Claude Code down right now?

With Claude Opus 5.5: not on our account — our last probe, at 13:37 UTC, answered in 14.4 s; 0 of 24 calls failed in the last 24 hours. With Claude Sonnet 5.5: not on our account — our last probe, at 13:37 UTC, answered in 11.6 s; 0 of 2 calls failed in the last 24 hours. This is an hourly probe of one account from one EU server, not a status page: it can miss an outage between probes and does not see problems that hit other accounts or regions. For the vendor's own incident reports, see status.claude.com.

### Is Claude Code slower today?

Claude Code (Claude Opus 5.5) generated 115.8 tokens/s over the last 24 hours vs 113.6 tokens/s in the 7 days before (+2%) — no significant change (p=0.00475). Claude Code (Claude Sonnet 5.5): measuring, 2 samples in the last 24 hours; no verdict until the 7-day baseline is in.

### How long does Claude Code take to answer?

On our fixed task, end to end, Claude Code took a median of 15.2 s (24 runs) over the last 24 hours and 15.7 s (167 runs) over 7 days with Claude Opus 5.5; 10.4 s (2 runs, too few to compare) over the last 24 hours and 10.4 s (2 runs, too few to compare) over 7 days with Claude Sonnet 5.5. The same task in the other agents: Codex vs Claude Code, side by side.

### Has Claude Opus 5.5 in Claude Code got worse at hard questions?

Claude Code (Claude Opus 5.5): last 7 days vs baseline -0.5 points ± 2.8 (z=-0.16, 78 questions) — no significant change.

### Has Claude Sonnet 5.5 in Claude Code got worse at hard questions?

Claude Code (Claude Sonnet 5.5): 11/20 correct (55%) so far; the baseline is still being collected (day 1 of 10), so no verdict until 2026-11-21.

### Which model and plan does this page measure?

Claude Code with Claude Opus 5.5 (effort high); Claude Code with Claude Sonnet 5.5 (effort high), on the Claude Max subscription, CLI claude-cli 2.1.322 (Claude Code); one account, one EU server.

Official status: https://status.claude.com

The vendor's API, measured separately: [Is the Claude API (Anthropic) down?](https://llmlatency.dev/provider/anthropic)

Compare: [Codex vs Claude Code, side by side](https://llmlatency.dev/coding-agents/codex-vs-claude-code) · [all coding agents](https://llmlatency.dev/coding-agents). Data: [/api/coding-agents.json](https://llmlatency.dev/api/coding-agents.json) (JSON, CC BY 4.0).