Compare AI models: DeepSeek V4.1 Flash 1017 vs GPT-6 Luna

DeepSeek V4.1 Flash 1017DeepSeekHollow points use fallbacks · hover for details
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 V4.1 Flash 1017	56/100	100/100	68/100	81/100	33/100	50/100 — Tool calling supported; no comparable benchmark
GPT-6 Luna	50/100 — Reasoning supported; no comparable benchmark	45/100	72/100	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

$0.15/ 1M

$0.10/ 1M

Output

$0.60/ 1M

$0.50/ 1M

Cached input

$0.003/ 1M

$0.01/ 1M

MomentumLast 2 mo

Unique users

65K

891K

Completed sessions

907,606

7,148,953

Token share

0.22%

0.37%

Tokens

2.7T+100%

4.5T+100%

SEP 6OCT 31

RetentionWeek 1

Returning users

Pending

62.4%10K user-weeks

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