Aion-2.0 is a variant of DeepSeek V3.2 optimized for immersive roleplaying and storytelling. It is particularly strong at introducing tension, crises, and conflict into stories, making narratives feel more engaging....
Model details →AionLabs: Aion-2.0 vs Nous: Hermes 3 405B Instruct (free)
AionLabs: Aion-2.0 and Nous: Hermes 3 405B Instruct (free) are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
Hermes 3 is a generalist language model with many improvements over Hermes 2, including advanced agentic capabilities, much better roleplaying, reasoning, multi-turn conversation, long context coherence, and improvements across the board. …
Model details →Side-by-side comparison
| Capability | AionLabs: Aion-2.0 | Nous: Hermes 3 405B Instruct (free) | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 131K | 131K | Tie |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.80 | $0.00 | 🏆 Nous: Hermes 3 405B Instruct (free) |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $1.60 | $0.00 | 🏆 Nous: Hermes 3 405B Instruct (free) |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | — | 🏆 AionLabs: Aion-2.0 |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | — | 🏆 AionLabs: Aion-2.0 |
Frequently asked questions
Is AionLabs: Aion-2.0 better than Nous: Hermes 3 405B Instruct (free)?
AionLabs: Aion-2.0 and Nous: Hermes 3 405B Instruct (free) are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
What's the price difference between AionLabs: Aion-2.0 and Nous: Hermes 3 405B Instruct (free)?
Input: $0.80 vs $0.00 per 1M tokens. Output: $1.60 vs $0.00 per 1M tokens.
What context windows do AionLabs: Aion-2.0 and Nous: Hermes 3 405B Instruct (free) support?
AionLabs: Aion-2.0 supports up to 131K tokens. Nous: Hermes 3 405B Instruct (free) supports up to 131K tokens.
Do both AionLabs: Aion-2.0 and Nous: Hermes 3 405B Instruct (free) support tool calling?
AionLabs: Aion-2.0: yes. Nous: Hermes 3 405B Instruct (free): not advertised.