DeepSeek V4 Flash

Fast DeepSeek V4 lane for economical reasoning, coding, and long-context work

ECI STANDING#69 of 266
SCORE146.11144.22–148.12 CI
FRONTIER LAGLaunched 12.3 months behindScores about what o3 did in April 2025.
Full Epoch Capabilities Index ranking
RELEASE DATEApr 24, 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.