VibeThinker-3B

Model · 3B · open weights · 1 item since Jun 2026

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Chinese labs take the lead in open-weight models

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Jun 15
Weibo AI's VibeThinker-3B
A 3B dense open-weight reasoning model scoring 94.3 on AIME 2026 (97.1 with test-time scaling) and 80.2 Pass@1 on LiveCodeBench v6, matching far larger flagships such as DeepSeek V3.2 and Gemini 3 Pro via curriculum SFT, multi-domain RL, and self-distillation.