Model comparison
Aion-2.0 vs Claude 4 Opus
Capability radar, value bars, and side-by-side posture.
Aion-2.0
Not scored
value score
Claude 4 Opus
95
value score
Aion-2.0 ctx
—
Claude 4 Opus ctx
200K
Capability radar
Value · context · multimodal · openness · speed posture
Value head-to-head
- Claude 4 Opus95
Attribute tape
| Field | Aion-2.0 | Claude 4 Opus |
|---|---|---|
| Developer | Aion Labs | Anthropic |
| Context | — | 200K |
| Modalities | Text, Code, Image | |
| Openness | — | Proprietary Model |
| Speed | — | — |
| Price | — | $15/1M in · $75/1M out |
| Value score | — | 95 |
| Summary | Aion-2.0 is a large language model fine-tuned from DeepSeek V3 and optimized for immersive roleplay, storytelling, and creative writing. It features proactive narrative behavior—injecting dramatic tension, conflict, and character depth—with a 131K-token context window and 32K output cap. | Anthropic frontier Opus-class model. |