DeepSeek V4.1 Flash vs Space Bunny Alpha (Stealth)
A direct, empirical evaluation of DeepSeek V4.1 Flash (DeepSeek-AI) against Space Bunny Alpha (Stealth) (MiniMax (Unannounced Stealth Release via OpenRouter)).
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.
Space Bunny Alpha (Stealth)
Developed by MiniMax (Unannounced Stealth Release via OpenRouter) · Proprietary Omni-Modal Frontier Architecture parameters
Massive 512K output codebases, single-shot 3D voxel world generation, native audio/video multimodal debugging, and high-context software synthesis.
| Metric | DeepSeek V4.1 Flash | Space Bunny Alpha (Stealth) |
|---|---|---|
| SWE-bench Verified | 67.2% | 65.4% |
| MMLU-Pro | 78.4% | 86.2% |
| MATH-500 | 92.6% | 92.8% |
| Context Window | 1,000,000 tokens | 1,000,000 tokens |
| Input Pricing (per 1M) | $0.06 | $0.00 |
| Output Pricing (per 1M) | $0.22 | $0.00 |