Hunyuan 2.0
Tencent's 406B MoE flagship in Think and Instruct versions with 256K context.
About
Hunyuan 2.0 is Tencent's self-developed large AI model released on December 5, 2025, offered in Think and Instruct versions. It uses a mixture-of-experts architecture with 406 billion total parameters and 32 billion active parameters, supporting a 256K-token context window.
Tencent credits improved pretraining data and a dual-stage reinforcement learning strategy for gains on math, science, and coding benchmarks, with the Think version reported at 53.0 on SWE-bench Verified. The model powers Tencent's Yuanbao and ima products and is available to developers through Tencent Cloud's API platform.
Specs
Context window
Pricing
Free quota
API access
Weights
Released
Benchmarks
Provider-reported unless a source says otherwise. Benchmarks are marketing-adjacent by nature — treat them as directional.
Use cases
Trust score — 8/10
Scored 8/10 (verified tier, metrics-v1). Evidence: Verified via vendor site/docs/GitHub and reputable coverage, wave 106; Trending score 84/100 from researcher assessment.