OA
GPT-5.1
OpenAI
$0.03
per request
DS
DeepSeek Reasoner (V3.2)
DeepSeek
$0.02
per request
CheapestDS
DeepSeek R1
DeepSeek
$0.02
per request
10,000
5,000
Cost per Request
Context Window
Pricing Breakdown
| Metric | GPT-5.1 | DeepSeek Reasoner (V3.2) | DeepSeek R1 |
|---|---|---|---|
| Input Price | $0.63/MTok | $0.55/MTok | $0.55/MTok |
| Output Price | $5.00/MTok | $2.19/MTok | $2.19/MTok |
| Cached Input | $0.06/MTok | $0.14/MTok | $0.14/MTok |
| Cost / Request | $0.03 | $0.02 | $0.02 |
| Daily (100 req) | $3.13 | $1.65 | $1.65 |
| Monthly (100 req/day) | $93.90 | $49.35 | $49.35 |
Features & Capabilities
| Feature | GPT-5.1 | DeepSeek Reasoner (V3.2) | DeepSeek R1 |
|---|---|---|---|
| Context Window | 400K | 64K | 128K |
| Max Output | 32K | 8.2K | 8.2K |
| Caching | Yes | Yes | Yes |
| Batch API | Yes | No | No |
| Vision | Yes | No | No |
| Tool Use | Yes | Yes | Yes |
| Best For | generalreasoningbudget | reasoningmathchain-of-thought | reasoningmathcoding |