token.app › Compare › Phi 4 vs DeepSeek V4 Flash 0731
Phi 4 vs DeepSeek V4 Flash 0731
DeepSeek V4 Flash 0731 leads on 2 of 2 shared benchmarks. Phi 4 is 1.3× cheaper per token on a blended 3:1 basis. DeepSeek V4 Flash 0731 accepts the larger context window (1.0M).
Head to head
Blended price uses a 3:1 input:output mix
| Phi 4 | DeepSeek V4 Flash 0731 | |
|---|---|---|
| Provider | Microsoft | DeepSeek |
| Input $/1M | $0.070 | $0.090 |
| Output $/1M | $0.140 | $0.180 |
| Blended $/1M | $0.088 | $0.113 |
| Context window | 16K | 1.0M |
| Max output | 16K | 384K |
| Released | Jan 2025 | Jul 2026 |
| Licence | Open weights | Open weights |
| GPQA Diamond | 56.1% | 91.0% |
| OTIS Mock AIME | 13.8% | 94.4% |
Benchmark scores independently run and published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0. Only benchmarks with a score for BOTH models are compared.
Choose Phi 4 if…
- Costs less per token — $0.088 vs $0.113 blended
Choose DeepSeek V4 Flash 0731 if…
- Higher GPQA Diamond (91.0% vs 56.1%)
- Higher OTIS Mock AIME (94.4% vs 13.8%)
- Larger context window (1.0M)
- Newer model (released Jul 2026)
FAQ
Which is better, Phi 4 or DeepSeek V4 Flash 0731?
Across the 2 benchmarks both models have independently-run scores for, Phi 4 leads on 0 and DeepSeek V4 Flash 0731 leads on 2. Benchmarks are one input — price and context window are on this page too.
Is Phi 4 cheaper than DeepSeek V4 Flash 0731?
Phi 4 is cheaper: $0.088 versus $0.113 per million tokens blended at 3:1 input:output. Input alone: $0.070 vs $0.090. Output alone: $0.140 vs $0.180.
What context windows do Phi 4 and DeepSeek V4 Flash 0731 have?
Phi 4: 16,384 tokens. DeepSeek V4 Flash 0731: 1,048,576 tokens.
Who makes Phi 4 and DeepSeek V4 Flash 0731?
Phi 4 is made by Microsoft. DeepSeek V4 Flash 0731 is made by DeepSeek.