# Aion-RP 1.0 (8B)

> Aion-RP-Llama-3.1-8B ranks the highest in the character evaluation portion of the RPBench-Auto benchmark, a roleplaying-specific variant of Arena-Hard-Auto, where LLMs evaluate each other’s responses.

**ID**: `aion-labs/aion-rp-llama-3.1-8b`  
**Creator**: aion-labs  
**Category**: text  
**Context**: 33K tokens  
**Pricing**: $0.89 / $1.78 per 1M · billed by your provider (BYOK)  
**Released**: 2025-02-04  
**Web page**: https://anyrouter.dev/model/aion-labs/aion-rp-llama-3.1-8b

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

**Capabilities**: chat, streaming

## 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": "aion-labs/aion-rp-llama-3.1-8b",
  "messages": [
    {
      "role": "user",
      "content": "Say hi in 3 words."
    }
  ]
}'
```

## Providers

| Provider | Input | Output |
| --- | --- | --- |
| fluence-byok | $0.89/M (list) | $1.78/M (list) |
| aion-labs-byok | $0.89/M (list) | $1.78/M (list) |
| nano-gpt-byok | $0.89/M (list) | $1.78/M (list) |

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/aion-labs/aion-rp-llama-3.1-8b