# Inkling 256K

> The 256K-context variant of Inkling, Thinking Machines' open-weights hybrid reasoning Mixture-of-Experts model. Same hybrid reasoning, tool use, and streaming as the base model, with an extended context window for longer conversations and documents.

**ID**: `thinkingmachines/inkling-256k`  
**Creator**: thinkingmachines  
**Category**: text  
**Context**: 262K tokens  
**Status**: Disabled — no longer routable or listed; kept for history/usage reference.  
**Reason**: Staged, not served (#1512): Cloudflare publishes no per-token price for this SKU, and vendor guidance says it's intended for low-traffic testing/internal use, not high-throughput production.  
**Input**: $3.74/M  
**Output**: $9.36/M  
**Released**: 2026-07-24  
**Web page**: https://anyrouter.dev/model/thinkingmachines/inkling-256k

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

**Capabilities**: chat, streaming, reasoning, tools

**Aliases**: `inkling-256k`

## 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-256k",
  "messages": [
    {
      "role": "user",
      "content": "Say hi in 3 words."
    }
  ]
}'
```

## Providers

| Provider | Input | Output |
| --- | --- | --- |
| Cloudflare AI Workers | $3.74/M | $9.36/M |

## Source

- Upstream docs: https://developers.cloudflare.com/ai/models/thinkingmachines/inkling-256k/