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
72.8%
Timeline
Key dates in the model's history
Announcement
April 23, 2026
Last Update
August 27, 2026
Today
September 11, 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
Programming
Programming skills tests
SWE-Bench Verified
• Self-reported
Reasoning
Logical reasoning and analysis
GPQA
Diamond (Pass@1) • Self-reported
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
BrowseComp
Pass@1 • Self-reported
CorpusQA 1M
Accuracy • Self-reported
CSimpleQA
Pass@1 • Self-reported
Humanity's Last Exam
Pass@1 (w/ tools) • Self-reported
MathArena Apex
Shortlist (Pass@1) • Self-reported
MCP Atlas
Pass@1 • Self-reported
MMLU-Pro
Max • Self-reported
MRCR 1M
MMR • Self-reported
SimpleQA
Verified (Pass@1) • Self-reported
SWE-bench Multilingual
• Self-reported
SWE-Bench Pro
• Self-reported
Terminal-Bench 2.0
• Self-reported
Toolathlon
Pass@1 • Self-reported
License & Metadata
License
mit
Announcement Date
April 23, 2026
Last Updated
August 27, 2026
Similar Models
All ModelsDeepSeek-R1
DeepSeek
671.0B
Best score:0.9 (MMLU)
Released:Jan 2025
Price:$3.00/1M tokens
DeepSeek-V2.5
DeepSeek
236.0B
Best score:0.9 (HumanEval)
Released:May 2024
Price:$2.00/1M tokens
DeepSeek-V4-Flash-0423
DeepSeek
284.0B
Best score:0.9 (GPQA)
Released:Apr 2026
Price:$0.14/1M tokens
DeepSeek-V3.2 (Thinking)
DeepSeek
685.0B
Best score:0.8 (GPQA)
Released:Nov 2025
Price:$0.28/1M tokens
DeepSeek-V4-Pro-Max
DeepSeek
1.6T
Best score:0.9 (GPQA)
Released:Apr 2026
Price:$1.74/1M tokens
DeepSeek-V3.2-Exp
DeepSeek
685.0B
Best score:0.8 (GPQA)
Released:Sep 2025
Price:$0.27/1M tokens
DeepSeek-V4-Flash-0731
DeepSeek
304.0B
Released:Jul 2026
Price:$0.14/1M tokens
DeepSeek-V3.2 (Non-thinking)
DeepSeek
685.0B
Released:Nov 2025
Price:$0.28/1M tokens
Recommendations are based on similarity of characteristics: developer organization, multimodality, parameter size, and benchmark performance. Choose a model to compare or go to the full catalog to browse all available AI models.