DeepSeek V4 Flash 0731
Official DeepSeek V4 Flash release with enhanced agentic capabilities and integrated DSpark speculative decoding
ECI STANDING#30 of 266
SCORE154.49152.4–156.51 CI
FRONTIER LAGLaunched 7.6 months behindScores about what GPT-5.2 Pro did in December 2025.
SCORES LIKE THESE MODELS
Full Epoch Capabilities Index ranking ↗Gemini 3.1 ProGoogle DeepMind · Feb 2026155.0
Gemini 3.5 FlashGoogle DeepMind · May 2026154.69Muse Spark 1.1Meta AI · Jul 2026154.62Gemini 3.6 FlashGoogle DeepMind · Jul 2026154.33RELEASE DATEJul 31, 2026
WEIGHTSOpen weights
CONTEXT WINDOW1M
MAX OUTPUT384K
REASONINGYes
TOOL CALLINGYes
INPUTStext
OUTPUTStext
Specifications from Models.dev. Availability and limits may differ by provider. Benchmark scores come from Epoch AI under CC BY 4.0.