# DeepSeek V3.1

> DeepSeek V3.1 hybrid model combining V3 and R1 capabilities with 128K context.

Agent resources: the index of everything machine-readable is https://www.ohmygpt.com/llms.txt; the integration skill (endpoints, auth, SDK and coding-tool setup) is https://www.ohmygpt.com/skill.md.

- Model ID: `deepseek/deepseek-v3.1`
- Status: available
- Released: 2025-08-30
- Context: 128K tokens
- Max output: 16K tokens
- Input: text; output: text
- Capability score: 140 (as of 2026-11-02, see https://www.ohmygpt.com/rankings.md)
- Human preference rating (LMArena text): 1420

## Prices (USD)

| Item | Price | Unit |
| --- | --- | --- |
| Input | $0.638 | per 1M tokens |
| Output | $1.848 | per 1M tokens |
| Cache read | $0.0638 | per 1M tokens |

## Providers

Without a prefix each request goes to the best-priced healthy provider. To pin one, send the model as `<provider>:deepseek/deepseek-v3.1`.

| Provider | Pinned model ID | Location | Input | Output | Trains on your data |
| --- | --- | --- | --- | --- | --- |
| Amazon Bedrock | `bedrock:deepseek/deepseek-v3.1` | United States | $0.638 | $1.848 | no |

## Endpoints

| API | Request | model |
| --- | --- | --- |
| OpenAI Chat | POST https://api.ohmygpt.com/v1/chat/completions | `deepseek/deepseek-v3.1` |
| OpenAI Responses | POST https://api.ohmygpt.com/v1/responses | `deepseek/deepseek-v3.1` |
| Anthropic Messages | POST https://api.ohmygpt.com/v1/messages | `deepseek/deepseek-v3.1` |
| Google Gemini | POST https://api.ohmygpt.com/v1/models/deepseek/deepseek-v3.1:generateContent | `deepseek/deepseek-v3.1` |

## Example

```bash
curl https://api.ohmygpt.com/v1/chat/completions \
  -H "Authorization: Bearer $OHMYGPT_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek/deepseek-v3.1",
    "messages": [
      {
        "role": "user",
        "content": "Hello"
      }
    ]
  }'
```

Web page: https://www.ohmygpt.com/models/deepseek/deepseek-v3.1