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AionLabs: Aion-RP 1.0 (8B)

AION-LABS Developer Architecture Profile

Intelligence (ELO)1150Chatbot Arena Verified
Max Context32,768Tokens
API Cost / 1M$2.40Blended Prompt + Completion

Model Capabilities

  • Roleplay
  • Drafting
  • Classification
  • Conversational
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 rather than an instruct model, designed to produce more natural and varied writing.

Granular Pricing Matrix

Input Tokens (Prompt)$0.80 / 1M
Output Tokens (Completion)$1.60 / 1M

Pricing data via OpenRouter. Sync: 3/16/2026

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