Claude Sonnet 4.6: When Sonnet Finally Touches the Opus Ceiling

Claude Sonnet 4.6: When Sonnet Finally Touches the Opus Ceiling

Anthropic releases Claude Sonnet 4.6 with comprehensive upgrades in coding, computer use, and long-context reasoning. Users prefer it over the previous Opus 4.5, and the price stays the same. Sonnet is becoming the optimal choice for most people.

2026-02-18 · 4 min · 832 words · Qiaomu
Tencent's New Test Reveals: Even the Strongest AI Scores Only 23%

Tencent's New Test Reveals: Even the Strongest AI Scores Only 23%

Tencent Hunyuan’s CL-bench reveals that even GPT-5.1 can only solve 23.7% of context learning tasks — exposing AI’s massive blind spot in ’learning on the fly.'

2026-02-13 · 6 min · 1107 words · Qiaomu