# Inkling

> Inkling is Thinking Machines Lab's first open-weights foundation model: a 975B-parameter multimodal Mixture-of-Experts transformer (41B active, 256 experts) with a 1M token context window, switchable reasoning effort, and tool use. Accepts text, image, and audio inputs; outputs text. Pretrained on 45T tokens.

**ID**: `thinkingmachines/inkling`  
**Creator**: thinkingmachines  
**Category**: text  
**Context**: 1M tokens  
**Pricing**: $0.95 / $4.05 per 1M · billed by your provider (BYOK)  
**Released**: 2026-07-15  
**Web page**: https://anyrouter.dev/model/thinkingmachines/inkling

**Input modalities**: text, image, audio  
**Output modalities**: text  

**Capabilities**: chat, streaming, reasoning, vision

**Aliases**: `inkling`, `thinkingmachines/inkling:free`

## 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": "thinkingmachines/inkling",
  "messages": [
    {
      "role": "user",
      "content": "Say hi in 3 words."
    }
  ]
}'
```

## Providers

| Provider | Input | Output |
| --- | --- | --- |
| hue | $0 | $0 |
| openrouter-byok | $0.95/M (list) | $4.05/M (list) |
| openrouter-byok | $0.95/M (list) | $4.05/M (list) |
| commandcode-byok | $0.95/M (list) | $4.05/M (list) |
| vercel-byok | $1.00/M (list) | $4.05/M (list) |

BYOK routes are billed by your own provider key — AnyRouter charges $0. Rates marked (list) are the provider's published list price.

## Benchmarks

- **GPQA Diamond**: 0.9
- **HLE**: 0.3
- **SciCode**: 0.5

## Source

- Upstream docs: https://thinkingmachines.ai/model-card/inkling/