Comparing 2 models

DeepSeek V4 Flash vs GPT-5.4 Mini

Facts first, then task-specific rankings. A highlighted cell is better only for that row, not universally.

metric
Model 1DeepSeek V4 Flash
Model 2GPT-5.4 Mini
Best for
Code Completion (#2)
Fast Summaries (#2)
Provider
deepseek
openai
Context
1.0MBest
400K
Input / 1M
$0.098Best
$0.75
Output / 1M
$0.20Best
$4.50
Tool use
yesBest
yesBest
Vision
yesBest
Reasoning
yesBest
yesBest
Open-weight
Released
Apr 24, 2026
Mar 17, 2026