Compare AI models: DeepSeek V4 Flash Vision Exp vs GPT-6 Luna

DeepSeek V4 Flash Vision ExpDeepSeek
GPT-6 LunaOpenAIHollow points use fallbacks · hover for details

ReasoningCodingCost efficiencyContext windowMultimodalTool use

Normalized model capability scores
Model	Reasoning	Coding	Cost efficiency	Context window	Multimodal	Tool use
DeepSeek V4 Flash Vision Exp	27/100	79/100	58/100	81/100	33/100	0/100
GPT-6 Luna	50/100 — Reasoning supported; no comparable benchmark	43/100	73/100	98/100	50/100	50/100 — Tool calling supported; no comparable benchmark

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

$0.30/ 1M

$0.10/ 1M

Output

$1.20/ 1M

$0.50/ 1M

Cached input

$0.006/ 1M

$0.01/ 1M

MomentumLast 2 mo

Unique users

360K

292K

Completed sessions

1,135,000

2,067,861

Token share

0.97%

0.19%

Tokens

9.4T+100%

1.8T+100%

AUG 18OCT 12

RetentionWeek 1

Returning users

63.1%26K user-weeks

65.2%3.5K user-weeks

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