DeepSeek V4.1 Flash vs Gemini 4 Pro (Projected)
A direct, empirical evaluation of DeepSeek V4.1 Flash (DeepSeek-AI) against Gemini 4 Pro (Projected) (Google DeepMind).
DeepSeek V4.1 Flash
Developed by DeepSeek-AI · 552B parameters
High-throughput software engineering, autonomous coding loops, terminal agents, 1M long-context retrieval, and low-cost production inference.
Gemini 4 Pro (Projected)
Developed by Google DeepMind · Proprietary Omni-Modal Unified Diffusion Transformer parameters
Repository-scale 10M-token refactoring, automated formal theorem proving, parametric SVG and 3D GLTF asset synthesis, and zero-hallucination execution.
| Metric | DeepSeek V4.1 Flash | Gemini 4 Pro (Projected) |
|---|---|---|
| SWE-bench Verified | 67.2% | 75.8% |
| MMLU-Pro | 78.4% | 92.4% |
| MATH-500 | 92.6% | 97.2% |
| Context Window | 1,000,000 tokens | 2,000,000 - 10,000,000 tokens |
| Input Pricing (per 1M) | $0.06 | $1.50 |
| Output Pricing (per 1M) | $0.22 | $7.50 |