> ## Documentation Index
> Fetch the complete documentation index at: https://docs.apiyi.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Claude models running smoothly: claude-opus-4-7 an…

> Claude models running smoothly: claude-opus-4-7 and claude-sonnet-4-6 are solid today. By default Anthropic official KEYs serve as primary, …

**2026/4/20 23:11 (UTC+8)** · Model Status · Anthropic

✅ Claude models running smoothly: `claude-opus-4-7` and `claude-sonnet-4-6` are solid today. By default Anthropic official KEYs serve as primary, with our AWS Claude full-price contract as fallback — high concurrency and strong cache hit rates, reliable for late-night coding or daily production workloads.

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