DeepSeek V4.1-Flash vs DeepSeek V4-Pro vs DeepSeek V4-Flash

Best cell per row highlighted. Null means undisclosed — never counted as zero.

DeepSeek
DeepSeek V4.1-FlashGA
8.6
AI Panel
DeepSeek
DeepSeek V4-ProGA
8.5
AI Panel
DeepSeek
DeepSeek V4-Flashretired
8.7
AI Panel

Identity & lifecycle

ProviderDeepSeekDeepSeekDeepSeek
Family / tierDeepSeek V4 · FlashDeepSeek V4 · ProDeepSeek V4 · Flash
StatusGAGAretired
Released2026-09-102026-08-132026-04-24
Knowledge cutoff—2026-022026-02

Architecture & context

Context window1M1M1M
Max output tokens384K384K384K
Input modalitiestext, imagetexttext
Reasoning modeoptionaloptionaloptional
Open weightsYesYesYes

Pricing (per Mtok)

Input$0.3$1.32$0.14
Output$1.2$3.96$0.28
Cached input$0.006$0.044$0.0028
Batch input———
Free tierYesYesYes

Speed

Output speed (tok/s)———
Time to first token (s)———
Latency tierfastmediumfast

Trust & deployment

Trains on inputsYesYesYes
LicenseMITMITMIT
Clouds———
Compliance———

AI Panel scoring

Unified score8.68.58.7
Decision Maker8.588.5
Domain Strategist98.58.5
Finance Lead999.7
Domain Practitioner98.58.5
Power User8.57.58
Skeptic7.57.57.5
Value score9.69.49.9

Benchmarks

MMLU-Pro—87.586.2
GPQA Diamond90.990.188.1
SWE-bench Verified—80.679
HumanEval—76.8—
LiveCodeBench—93.591.6
Terminal-Bench90.6——
MRCR Long Context—83.578.7
SimpleQA—57.934.1
Humanity's Last Exam36.837.734.8
LMArena Elo—14631438
LMArena Coding Elo—15031483

Scores link to their sources. Missing cells mean the vendor hasn't disclosed a result — honesty over padding.