DeepSeek-V4-Flash-Max
DeepSeek-V4-Flash-Max is the highest-effort variant of the DeepSeek-V4-Flash line, released in April 2026. It tops DeepSeek's competitive programming results and delivers near-perfect scores on CodeForces while retaining an efficient MoE architecture. It is served first-party by DeepSeek's own API.
Key Specifications
Parameters
284.0B
Context
1.0M
Release Date
April 23, 2026
Average Score
93.8%
Timeline
Key dates in the model's history
Announcement
April 23, 2026
Last Update
August 27, 2026
Technical Specifications
Parameters
284.0B
Training Tokens
-
Knowledge Cutoff
-
Family
-
Capabilities
MultimodalZeroEval
Pricing & Availability
Input (per 1M tokens)
$0.14
Output (per 1M tokens)
$0.28
Max Input Tokens
1.0M
Max Output Tokens
393.2K
Supported Features
Function CallingStructured OutputCode ExecutionWeb SearchBatch InferenceFine-tuning
Benchmark Results
Model performance metrics across various tests and benchmarks
Other Tests
Specialized benchmarks
CodeForces
Rating • Self-reported
HMMT Feb 26
Pass@1 • Self-reported
LiveCodeBench
Pass@1 • Self-reported
IMO-AnswerBench
Pass@1 • Self-reported
License & Metadata
License
mit
Announcement Date
April 23, 2026
Last Updated
August 27, 2026
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