CompareAI models

DeepSeek V4 Flash Vision ExpDeepSeek
GPT-5.6 LunaOpenAI

ReasoningCodingCost efficiencyContext windowMultimodalTool use

Normalized model capability scores
Model	Reasoning	Coding	Cost efficiency	Context window	Multimodal	Tool use
DeepSeek V4 Flash Vision Exp	100/100	No data	72/100	81/100	33/100	No data
GPT-5.6 Luna	37/100	81/100	64/100	98/100	50/100	69/100

Overview

Author

DeepSeek

OpenAI

Context length

1.1M

Reasoning

True

Input modalities

Text, Image

Text, Image, Pdf

Output modalities

Text

Providers

DeepSeek

OpenAI

Pricing

Input

$0.15/ 1M

$0.20/ 1M

Output

$0.60/ 1M

$1.20/ 1M

Cached input

$0.003/ 1M

$0.02/ 1M

MomentumLast 2 mo

Unique users

268K

583K

Completed sessions

609,758

1,607,033

Token share

1.01%

1.05%

Tokens

6.7T+100%

7T+100%

JUL 25SEP 18

RetentionWeek 1

Returning users

69.6%14K user-weeks

57.9%40K user-weeks

Related comparisons. Other model pairs to check.

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