# Ling-3.1-flash

> Ling 3.1 Flash is a hybrid reasoning mixture-of-experts model from inclusionAI, with 25B active parameters out of 560B total. Platform $0 on two independent free pools (Nous Portal, and OpenRouter's Novita Day-0 promo through 2026-10-13 09:00 PT); also available via Novita/OpenRouter BYOK at $0.

**ID**: `inclusionai/ling-3.1-flash`  
**Creator**: inclusionai  
**Category**: text  
**Context**: 262K tokens  
**Pricing**: BYOK — billed by your provider  
**Released**: 2026-10-02  
**Web page**: https://anyrouter.dev/model/inclusionai/ling-3.1-flash

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

**Tokenizer**: Ling

**Capabilities**: chat, streaming, function-calling, coding, agentic

## 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": "inclusionai/ling-3.1-flash",
  "messages": [
    {
      "role": "user",
      "content": "Say hi in 3 words."
    }
  ]
}'
```

## Providers

| Provider | Input | Output |
| --- | --- | --- |
| hermes-agent | $0 | $0 |
| hue | $0 | $0 |
| novita-byok | BYOK — billed by your provider | — |
| openrouter-byok | BYOK — billed by your provider | — |
| commandcode-byok | BYOK — billed by your provider | — |
| vercel-byok | BYOK — billed by your provider | — |

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

## Source

- Upstream docs: https://openrouter.ai/inclusionai/ling-3.1-flash