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DeepSeek

DeepSeek V4 Flash

VS
OpenAI

GPT-5.4

Decision Recommendation

⚖️ Trade-off decision: Choose GPT-5.4 if you need the absolute highest accuracy for complex logic and coding. Choose DeepSeek V4 Flash if you want to optimize your budget, as it is 32.1x cheaper.

Model Specs

DeepSeek V4 Flash

Benchmarks & Scores

Coding (swe-bench-pro)
49.1%
Reasoning (gpqa-diamond)
80%

Cost & Performance

Cost (per 1M tokens)32.1x cheaper
$0.17Input: $0.14 | Output: $0.28
Speed1.5x faster
109.1 tps
Context Window
1M tokens
Model Specs

GPT-5.4

Benchmarks & Scores

Coding (swe-bench-pro)Winner (+8.6%)
57.7%
Reasoning (gpqa-diamond)Winner (+12.8%)
92.8%

Cost & Performance

Cost (per 1M tokens)
$5.63Input: $2.50 | Output: $15.00
Speed
74 tps
Context WindowLarger
1.05M tokens

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