Compare AI models: DeepSeek V4.1 Flash vs GPT-5.1 Codex Max
- DeepSeek V4.1 FlashDeepSeek
- GPT-5.1 Codex MaxOpenAIHollow points use fallbacks · hover for details
ReasoningCodingCost efficiencyContext windowMultimodalTool use
| Model | Reasoning | Coding | Cost efficiency | Context window | Multimodal | Tool use |
|---|---|---|---|---|---|---|
| DeepSeek V4.1 Flash | 100/100 | 100/100 | 60/100 | 80/100 | 33/100 | 92/100 |
| GPT-5.1 Codex Max | 50/100 — Reasoning supported; no comparable benchmark | 50/100 — No data; neutral placeholder | 28/100 | 70/100 | 33/100 | 50/100 — Tool calling supported; no comparable benchmark |
Overview
Author
Context length
1M
400K
Reasoning
True
True
Input modalities
Text, Image
Text, Image
Output modalities
Text
Text
Providers
Pricing
Input
$0.30/ 1M
$1.00/ 1M
Output
$1.20/ 1M
$8.00/ 1M
Cached input
$0.006/ 1M
$0.10/ 1M
MomentumLast 2 mo
Unique users
1.3M
0
Completed sessions
21,502,356
1
Token share
15.6%
0%
Tokens
142T+100%
00%
AUG 8OCT 2
No trend data
RetentionWeek 1
Returning users
58.4%102K user-weeks
Pending
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