# Mercury 2.5

> Inception Labs' Mercury 2.5 is a diffusion language model for fast text generation and reasoning, with a 260,000-token context window.

**ID**: `inception/mercury-2.5`  
**Creator**: inception  
**Category**: text  
**Context**: 260K tokens  
**Input**: $0.04/M  
**Output**: $0.15/M  
**Released**: 2026-09-24  
**Web page**: https://anyrouter.dev/model/inception/mercury-2.5

**Input modalities**: text  
**Output modalities**: text  

**Capabilities**: chat, streaming, function-calling, thinking, reasoning

**Aliases**: `inception/mercury-2.5-preview`

## Usage

**Endpoint**: `POST https://anyrouter.dev/api/v1/chat/completions`

```bash
curl https://anyrouter.dev/api/v1/chat/completions \
  -H "Authorization: Bearer $ANYROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "inception/mercury-2.5",
  "messages": [
    {
      "role": "user",
      "content": "Say hi in 3 words."
    }
  ]
}'
```

## Providers

| Provider | Input | Output |
| --- | --- | --- |
| aihubmix-byok | $0 | $0 |
| openrouter-byok | $0 | $0 |

## Source

- Upstream docs: https://api.inceptionlabs.ai/v1/models