Aion-RP 1.0 (8B)
Open weightAionLabs · Released February 2025 · Knowledge cutoff December 2023
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 belongs to AionLabs' Aion line, multi-model storytelling systems offered in full and Mini servings.
Facts and pricing
- Provider
- AionLabs
- Context window
- 33K tokens
- Input price
- 9.6 credits / 1M tokens ($0.80 raw)
- Output price
- 19.2 credits / 1M tokens ($1.60 raw)
- Vision (image input)
- No
- Tool calling
- No
- Extended reasoning
- No
Credits are what Zeplik bills: 1 credit = $0.10, computed from the raw provider rate with a 1.20x margin. Raw prices shown per 1M tokens.
Try Aion-RP 1.0 (8B) now
What Aion-RP 1.0 (8B) is best for
- Everyday chat and drafting on an open-weight model with transparent lineage
Example prompts
Prompts that suit a open weight model like Aion-RP 1.0 (8B):
- Draft a project update from these rough notes
- Explain how HTTPS works to a curious teenager
- Turn this list of features into a changelog entry
- Brainstorm objections to this proposal and how to answer them
AionLabs family
| Model | Context | Input cr/M | Output cr/M | Released |
|---|---|---|---|---|
| Aion 3.5 Mini | 262K | 8.4 | 16.8 | September 2026 |
| Aion 3.5 | 262K | 36.0 | 72.0 | September 2026 |
| Aion-3.0-Mini | 131K | 8.4 | 16.8 | July 2026 |
| Aion-3.0 | 131K | 36.0 | 72.0 | July 2026 |
| Aion-2.0 | 131K | 9.6 | 19.2 | February 2026 |
| Aion-RP 1.0 (8B) | 33K | 9.6 | 19.2 | February 2025 |
Model comparisons
- Claude Opus 5.5 vs Claude Opus 5
- Claude Opus 5.5 vs GPT-6 Astra
- Claude Opus 5.5 vs GPT-6 Sol
- Claude Opus 5.5 vs Claude Sonnet 5
Frequently asked questions
- What is Aion-RP 1.0 (8B)?
- Aion-RP 1.0 (8B) is an AI model by AionLabs. 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.
- How much does Aion-RP 1.0 (8B) cost on Zeplik?
- Input tokens cost 9.6 credits per million and output tokens 19.2 credits per million (1 credit = $0.10; the raw provider rates are $0.80 and $1.60 per million). New accounts start with free credits.
- How long can a conversation with Aion-RP 1.0 (8B) be?
- Aion-RP 1.0 (8B) has a 33K-token context window (32,768 tokens), which covers the conversation plus any documents you attach.
- Does Aion-RP 1.0 (8B) support images and tools?
- Aion-RP 1.0 (8B) is text-only and does not support tool calling.
Related models
Aion 3.5 Mini is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models.
Aion 3.5 is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models.
Aion-3.0 Mini is a multi-model roleplaying and storytelling system from AionLabs, built on the DeepSeek family of models.
Aion-3.0 is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models.
Aion-2.0 is a variant of DeepSeek V3.2 optimized for immersive roleplaying and storytelling.
Ripple-65B-Preview by ricursiveAI, a 65B model with native tool calling, served in BF16.
More you can do with Aion-RP 1.0 (8B)
- 468 AI skillsReady-to-run expert methods for writing, data, code and more, each running on Aion-RP 1.0 (8B) or any model you pick.
- 997 integrationsConnect Gmail, Slack, GitHub, Notion and hundreds more so the assistant can work in your apps.
- Simple pricingPlus, Pro and Max plans with a monthly credit allowance that works across every model.