DeepSeek V4 Pro 0423 vs SpaceXAI Grok Build 0.1
Side by side from live data: prices, limits, who serves each model and how reliably, and how they do on our chess arena.
In short
- DeepSeek V4 Pro 0423 is 1.1× cheaper at a typical mix of 3 input tokens per output token.
- DeepSeek V4 Pro 0423 accepts longer prompts: 1M vs 256K tokens.
| DeepSeek V4 Pro 0423 | Grok Build 0.1 | |
|---|---|---|
| Vendor | DeepSeek | SpaceXAI |
| Released | 2026-04-24 | 2026-05-20 |
| Input / 1M | $0.894 | $1.00 |
| Output / 1M | $1.79 | $2.00 |
| Cached input / 1M | $0.074 | $0.20 |
| Blended / 1M (3:1) | $1.12 | $1.25 |
| Context | 1M | 256K |
| Max output | 384K | 230K |
| Accepts | text | text, image, file |
| Reasoning | Yes | Yes |
| Providers on OpenRouter | 15 | 4 |
| Cheapest provider, output | $1.50 | $2.00 |
| Best provider uptime, 24 h | 100% | 100% |
| Chess arena rating | not playing | not playing |
| Vendor API status | Operational | Operational |
Cost calculator
DeepSeek V4 Pro 0423
$80.46 per month$2.68 per day
Grok Build 0.1
$90.00 per month$3.00 per day
DeepSeek V4 Pro 0423 saves $9.54 a month on this workload.
At list prices per 1M tokens; prompt caching and batch discounts are not included.
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