token.app › Compare › R1 0528 vs Grok 4.5
R1 0528 vs Grok 4.5
R1 0528 is 3.3× cheaper per token on a blended 3:1 basis. Grok 4.5 accepts the larger context window (500K).
Head to head
Blended price uses a 3:1 input:output mix
| R1 0528 | Grok 4.5 | |
|---|---|---|
| Provider | DeepSeek | xAI |
| Input $/1M | $0.500 | $2.00 |
| Output $/1M | $2.15 | $6.00 |
| Blended $/1M | $0.912 | $3.00 |
| Context window | 164K | 500K |
| Max output | 33K | — |
| Released | May 2025 | Jul 2026 |
| Licence | Open weights | Proprietary |
Choose R1 0528 if…
- Costs less per token — $0.912 vs $3.00 blended
- Open weights — self-hostable
Choose Grok 4.5 if…
- Larger context window (500K)
- Newer model (released Jul 2026)
FAQ
Which is better, R1 0528 or Grok 4.5?
We do not hold independently-run benchmark scores covering both R1 0528 and Grok 4.5, so we make no quality claim. Their pricing and specifications are compared on this page.
Is R1 0528 cheaper than Grok 4.5?
R1 0528 is cheaper: $0.912 versus $3.00 per million tokens blended at 3:1 input:output. Input alone: $0.500 vs $2.00. Output alone: $2.15 vs $6.00.
What context windows do R1 0528 and Grok 4.5 have?
R1 0528: 163,840 tokens. Grok 4.5: 500,000 tokens.
Who makes R1 0528 and Grok 4.5?
R1 0528 is made by DeepSeek. Grok 4.5 is made by xAI.