# Aion-RP 1.0 (8B)

> Aion-RP 1.0 (8B) is a language model from Aion Labs, released on 4 Feb 2025. It accepts text and generates text, with a 33K-token context window and up to 29K output tokens per response. As of 4 Oct 2026, the lowest listed API price is $0.80 per million input tokens and $1.60 per million output tokens (OpenRouter), across 1 provider we track.

Source page: https://www.aimodel.directory/models/aion-rp-llama-3-1-8b
Last verified: 4 Oct 2026

## Specifications

- **Developer:** Aion Labs
- **Release date:** 4 Feb 2025 (source: OpenRouter, https://openrouter.ai/aion-labs/aion-rp-llama-3.1-8b)
- **Status:** Generally available
- **Context window:** 33K (32,768 tokens) (source: OpenRouter, https://openrouter.ai/aion-labs/aion-rp-llama-3.1-8b)
- **Max output:** 29K tokens (source: OpenRouter, https://openrouter.ai/aion-labs/aion-rp-llama-3.1-8b)
- **Knowledge cutoff:** 31 Dec 2023 (source: OpenRouter, https://openrouter.ai/aion-labs/aion-rp-llama-3.1-8b)
- **Input:** Text (source: OpenRouter, https://openrouter.ai/aion-labs/aion-rp-llama-3.1-8b)
- **Output:** Text (source: OpenRouter, https://openrouter.ai/aion-labs/aion-rp-llama-3.1-8b)
- **Reasoning mode:** No (source: OpenRouter, https://openrouter.ai/aion-labs/aion-rp-llama-3.1-8b)
- **Tool calling:** No (source: OpenRouter, https://openrouter.ai/aion-labs/aion-rp-llama-3.1-8b)
- **Structured output:** No (source: OpenRouter, https://openrouter.ai/aion-labs/aion-rp-llama-3.1-8b)

## API pricing (USD per 1M tokens)

| Provider | Input | Output | Cached input | Context |
|---|---|---|---|---|
| OpenRouter | $0.80 | $1.60 | – | 33K |

## FAQ

### What is the context window of Aion-RP 1.0 (8B)?

Aion-RP 1.0 (8B) has a context window of 32,768 tokens (33K) and can generate up to 29,491 tokens in a single response, according to OpenRouter.

### How much does the Aion-RP 1.0 (8B) API cost?

Aion-RP 1.0 (8B) is listed from $0.80 per million input tokens and $1.60 per million output tokens (OpenRouter). Prices last verified 4 Oct 2026.

### When was Aion-RP 1.0 (8B) released?

Aion Labs released Aion-RP 1.0 (8B) on 4 Feb 2025, according to OpenRouter.

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Data licensed CC BY 4.0. Cite as: AI Model Directory, "Aion-RP 1.0 (8B)", https://www.aimodel.directory/models/aion-rp-llama-3-1-8b