MODEL COMPARE

DeepSeek V4 Flash 0731 vs DeepSeek V4 Pro 0813: Pricing, Capabilities and Benchmarks

Compare DeepSeek V4 Flash 0731 and DeepSeek V4 Pro 0813 across context window, API pricing, modalities, tool use and recommended use cases.

Verified

Model AModel B

DECISION SUMMARY

Decision summary

Recommendations are conditional. Unknown values never count as a loss, and missing comparable benchmarks produce no winner.

Insufficient data

Evidence

comparable_coding_benchmark_missing

No same-source coding benchmark is attached to both model versions.

Insufficient data

Evidence

comparable_agent_benchmark_missing

Capabilities are listed, but a comparable agent benchmark is missing.

Tie

Evidence

context_window_larger

DeepSeek V4 Flash 0731=1048576; DeepSeek V4 Pro 0813=1048576

DeepSeek V4 Flash 0731

Evidence

same_provider_monthly_cost_lower

DeepSeek V4 Flash 0731=0.196; DeepSeek V4 Pro 0813=2.112; input=1000000; cached_input=0; output=200000; provider=OpenRouter

Insufficient data

Evidence

open_weights_support

DeepSeek V4 Flash 0731=unknown; DeepSeek V4 Pro 0813=unknown

MODEL ATTRIBUTES

Source scope: Provider endpoint

Show differences only

Attribute	DeepSeek V4 Flash 0731	DeepSeek V4 Pro 0813	Winner
Context window`context_window_larger`Provider endpoint	1.05M	1.05M	Tie
Maximum output`max_output_larger`Provider endpoint	393K	384K	DeepSeek V4 Flash 0731
Input modalities`input_modalities_differ`Provider endpoint	Text	Text	Insufficient data
Output modalities`output_modalities_differ`Provider endpoint	Text	Text	Insufficient data
Tool calling`tool_calling_support`Provider endpoint	Supported	Supported	Tie
Structured output`structured_output_support`Provider endpoint	Supported	Supported	Tie
Reasoning`reasoning_support`Model	Supported	Supported	Insufficient data
Open weights`open_weights_support`Model	Unknown	Unknown	Insufficient data
Input price per 1M tokens`input_price_lower`Provider endpoint	$0.14	$1.32	DeepSeek V4 Flash 0731
Output price per 1M tokens`output_price_lower`Provider endpoint	$0.28	$3.96	DeepSeek V4 Flash 0731

USAGE ESTIMATOR

Estimate token charges for the selected provider endpoints. Image, audio, request and web-search charges are not included.

This is a provider snapshot, not a quote. Confirm production pricing before use.

Monthly input tokensMonthly output tokensCached input tokens

DeepSeek V4 Flash 0731$0.196Estimated monthly cost

DeepSeek V4 Pro 0813$2.11Estimated monthly cost