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DeepSeek V4.1 FlashDeepSeek V4 ProDeepSeek V4 Flash Add a modelChat with these 3

AttributeHide identical rows	DeepSeek V4.1 Flashdeepseek/deepseek-v4.1-flash10% off	DeepSeek V4 Prodeepseek/deepseek-v4-pro10% off	DeepSeek V4 Flashdeepseek/deepseek-v4-flash10% off
Specs
Context window	1M	1M	1M
Max output	384K	384K	384K
Input modalities	TextImage	Text	Text
Output modalities	Text	Text	Text
Capabilities
Streaming	Supported	Supported	Supported
Tool calling	Supported	Supported	Supported
Structured output (JSON)	Supported	Supported	Supported
Image input	Supported	Not supported	Not supported
Thinking mode	Supported	Supported	Supported
Price / 1M tokens
Input	$ 0.30$ 0.27	$ 1.35$ 1.22	$ 0.30$ 0.27
Output	$ 1.20$ 1.08	$ 4.05$ 3.65	$ 1.20$ 1.08
Cache read	$ 0.0060$ 0.0054	$ 0.045$ 0.041	$ 0.0060$ 0.0054
Cache write	$ 0.30$ 0.27	$ 1.35$ 1.22	$ 0.30$ 0.27
What it is good at
Best for	Terminal and coding agents Agents that read screenshots and charts Hard knowledge and research High-throughput production traffic	Complex long-horizon agents Research and hard reasoning	Cost-sensitive coding agents High-volume tool workflows
Published benchmarks
Terminal-Bench 2.1pass_ratesetups differ by: reasoning	90.6%(setup not fully disclosed)	78.7%effort max(setup not fully disclosed)	—
Terminal-Bench 4.0pass_rate	31.2%(setup not fully disclosed)	—	—
Agents' Last Examscore	31.8%(setup not fully disclosed)	—	—
AutomationBenchscore	54.8%(setup not fully disclosed)	—	—
DeepSWE 1.1resolved_rate	74.2%(setup not fully disclosed)	—	—
NL2Reposcore	65.4%(setup not fully disclosed)	—	—
SciCodescore	—	49.2%effort max(setup not fully disclosed)	—
CyberGymscore	88.1%(setup not fully disclosed)	—	—
GDPval-AA v2elo	—	1590.3effort max(setup not fully disclosed)	—
AA-LCRscore	—	75.3%effort max(setup not fully disclosed)	—
MathArena Apexscore	65.6%(setup not fully disclosed)	—	—
Chartography (with tools)score	78.9%(setup not fully disclosed)	—	—
AA Intelligence Index v4.1.1score	—	53effort max(setup not fully disclosed)	—
Humanity's Last Examaccuracysetups differ by: reasoning	36.8%(setup not fully disclosed)	39.3%effort max(setup not fully disclosed)	—
Humanity's Last Exam (with tools)accuracy	63.9%(setup not fully disclosed)	—	—
CritPtscore	—	18%effort max(setup not fully disclosed)	—
GPQA Diamondaccuracysetups differ by: reasoning	90.9%(setup not fully disclosed)	92.8%effort max(setup not fully disclosed)	—
tau3-Bankingscore	—	39.6%effort max(setup not fully disclosed)	—