token.app › Compare › o1 vs DeepSeek V4.1 Flash 1017
o1 vs DeepSeek V4.1 Flash 1017
DeepSeek V4.1 Flash 1017 is 100× cheaper per token on a blended 3:1 basis. DeepSeek V4.1 Flash 1017 accepts the larger context window (1.0M).
Head to head
Blended price uses a 3:1 input:output mix
| o1 | DeepSeek V4.1 Flash 1017 | |
|---|---|---|
| Provider | OpenAI | DeepSeek |
| Input $/1M | $15.00 | $0.150 |
| Output $/1M | $60.00 | $0.600 |
| Blended $/1M | $26.25 | $0.262 |
| Context window | 200K | 1.0M |
| Max output | 100K | 393K |
| Released | Dec 2024 | Oct 2026 |
| Licence | Proprietary | Open weights |
Choose o1 if…
- No clear advantage on the data we hold.
Choose DeepSeek V4.1 Flash 1017 if…
- Costs less per token — $0.262 vs $26.25 blended
- Larger context window (1.0M)
- Open weights — self-hostable
- Newer model (released Oct 2026)
FAQ
Which is better, o1 or DeepSeek V4.1 Flash 1017?
We do not hold independently-run benchmark scores covering both o1 and DeepSeek V4.1 Flash 1017, so we make no quality claim. Their pricing and specifications are compared on this page.
Is o1 cheaper than DeepSeek V4.1 Flash 1017?
DeepSeek V4.1 Flash 1017 is cheaper: $0.262 versus $26.25 per million tokens blended at 3:1 input:output. Input alone: $15.00 vs $0.150. Output alone: $60.00 vs $0.600.
What context windows do o1 and DeepSeek V4.1 Flash 1017 have?
o1: 200,000 tokens. DeepSeek V4.1 Flash 1017: 1,048,576 tokens.
Who makes o1 and DeepSeek V4.1 Flash 1017?
o1 is made by OpenAI. DeepSeek V4.1 Flash 1017 is made by DeepSeek.