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...
Model details →AionLabs: Aion-RP 1.0 (8B) vs Anthropic: Claude Fable Latest
Anthropic: Claude Fable Latest wins on 4 of 6 axes — pricing and capability skew in its favour for most workloads.
This model always redirects to the latest model in the Claude Fable family.
Model details →Side-by-side comparison
| Capability | AionLabs: Aion-RP 1.0 (8B) | Anthropic: Claude Fable Latest | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 33K | 1M | 🏆 Anthropic: Claude Fable Latest |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.80 | $10.00 | 🏆 AionLabs: Aion-RP 1.0 (8B) |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $1.60 | $50.00 | 🏆 AionLabs: Aion-RP 1.0 (8B) |
| Tool / function calling First-class support for emitting structured tool calls. | — | Yes | 🏆 Anthropic: Claude Fable Latest |
| Vision input Accepts image inputs alongside text. | — | Yes | 🏆 Anthropic: Claude Fable Latest |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | Yes | 🏆 Anthropic: Claude Fable Latest |
Frequently asked questions
Is AionLabs: Aion-RP 1.0 (8B) better than Anthropic: Claude Fable Latest?
Anthropic: Claude Fable Latest wins on 4 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between AionLabs: Aion-RP 1.0 (8B) and Anthropic: Claude Fable Latest?
Input: $0.80 vs $10.00 per 1M tokens. Output: $1.60 vs $50.00 per 1M tokens.
What context windows do AionLabs: Aion-RP 1.0 (8B) and Anthropic: Claude Fable Latest support?
AionLabs: Aion-RP 1.0 (8B) supports up to 33K tokens. Anthropic: Claude Fable Latest supports up to 1M tokens.
Do both AionLabs: Aion-RP 1.0 (8B) and Anthropic: Claude Fable Latest support tool calling?
AionLabs: Aion-RP 1.0 (8B): not advertised. Anthropic: Claude Fable Latest: yes.
Compare AionLabs: Aion-RP 1.0 (8B) with other models
vs Anthropic Claude Haiku Latestvs Anthropic Claude Sonnet Latestvs Anthropic: Claude Fable Latestvs Anthropic: Claude Opus Latest