Research / Context Windows in China: 1M Tokens as Table Stakes

Context Windows in China: 1M Tokens as Table Stakes

2026-09-22 · updated 2026-09-22

Research question: How do context windows and maximum output tokens distribute across Chinese frontier models in 2026, and what does the tiering reveal about the market's long-context economics?

Context Windows in China: 1M Tokens as Table Stakes — Image: AI-generated illustration (Seedream)

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Sources

[Official] DeepSeek API docs — Models & Pricing [Official] Z.ai docs — GLM-5.3 model page [Official] Z.ai docs — GLM-5.3-Flash model page [Official] Kimi — Kimi K3 release announcement · 2026-07-16 [Official] QwenCloud — Qwen3.8-Max-0902 model page [Official] Volcengine Ark — Seed 2.1 model docs [Official] MiniMax API — model documentation