---
title: AionLabs: Aion RP 1.0 (8B) API | Text Generation | ModelsLab
description: Build with AionLabs: Aion RP 1.0 (8B) API by Aion Labs. Text generation, chat, code, and reasoning. Pay-per-use. Free tier.
url: https://modelslab.com/models/aion-labs/aion-labs-aion-rp-llama-3.1-8b.md
canonical: https://modelslab.com/models/aion-labs/aion-labs-aion-rp-llama-3.1-8b.md
type: website
component: Special/NsfwGated
generated_at: 2026-06-03T20:26:15.229248Z
---

Llm

AionLabs: Aion RP 1.0 (8B)
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model\_id: aion-labs-aion-rp-llama-3.1-8b

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. It is a fine-tuned base model...

NSFW samples are gated
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This model produces NSFW content. Log in and enable NSFW in your account settings to view samples and run the model. The API and model parameters below are accessible regardless.

[Log in](https://modelslab.com/login) [Browse other models](/models)

Use AionLabs: Aion RP 1.0 (8B) via the Modelslab API
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Send a POST request to the relevant endpoint with your API key and `model_id="aion-labs-aion-rp-llama-3.1-8b"`. The API does not enforce the same NSFW gating as the web playground — content moderation is handled by your account-level policy. Sign up to get an API key.

[Get an API key](https://modelslab.com/register) [Read API docs](/docs)

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*This markdown version is optimized for AI agents and LLMs.*

**Links:**
- [Website](https://modelslab.com)
- [API Documentation](https://docs.modelslab.com)
- [Blog](https://modelslab.com/blog)

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*Generated by ModelsLab - 2026-06-04*