DeepSeek: DeepSeek V4.1 Flash vs SpaceXAI: Grok 4.5
deepseek vs x-ai
On price, DeepSeek: DeepSeek V4.1 Flash is cheaper (blended cost is about 0.06× that of SpaceXAI: Grok 4.5).
On capability, DeepSeek: DeepSeek V4.1 Flash has the higher intelligence index (40) — better for complex reasoning.
Verdict: pick DeepSeek: DeepSeek V4.1 Flash on a budget, or DeepSeek: DeepSeek V4.1 Flash for output quality. Full details below.
Side-by-Side Specs
| Metric | DeepSeek: DeepSeek V4.1 Flash | SpaceXAI: Grok 4.5 |
|---|---|---|
| Input /1M | $0.05 | $2.00 |
| Output /1M | $0.57 | $6.00 |
| Blended (3:1) | $0.18 | $3.00 |
| Context | 1.0M | 500K |
| Intelligence | 40 | 39 |
| Coding | — | 72 |
| Math | — | — |
| Speed | 220 tok/s | 61 tok/s |
| CPS Grade | A | A |
FAQ
Which is cheaper, DeepSeek: DeepSeek V4.1 Flash or SpaceXAI: Grok 4.5?
On price, DeepSeek: DeepSeek V4.1 Flash is cheaper (blended cost is about 0.06× that of SpaceXAI: Grok 4.5). DeepSeek: DeepSeek V4.1 Flash: $0.051 in / $0.567 out; SpaceXAI: Grok 4.5: $2 in / $6 out (per 1M tokens).
Which is smarter, DeepSeek: DeepSeek V4.1 Flash or SpaceXAI: Grok 4.5?
On capability, DeepSeek: DeepSeek V4.1 Flash has the higher intelligence index (40) — better for complex reasoning. Coding index: DeepSeek: DeepSeek V4.1 Flash — vs SpaceXAI: Grok 4.5 72.
Which one should I choose?
Verdict: pick DeepSeek: DeepSeek V4.1 Flash on a budget, or DeepSeek: DeepSeek V4.1 Flash for output quality. Full details below.