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Qwen 3.6 Plus: The 1M-Context Model That Beat Claude Opus on Terminal-Bench

Alibaba's Qwen 3.6 Plus ships a 1M token context window, always-on chain-of-thought, and 61.6 on Terminal-Bench 2.0 — beating Claude Opus 4.6 at roughly 1/17th the API price. Here's what's inside the architecture, the real benchmarks, and when it makes sense to use it.

Published April 13, 2026
13 min read
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