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. It also handles mature a…
Model details →AionLabs: Aion-2.0 vs Baidu: ERNIE 4.5 21B A3B
Baidu: ERNIE 4.5 21B A3B wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
A sophisticated text-based Mixture-of-Experts (MoE) model featuring 21B total parameters with 3B activated per token, delivering exceptional multimodal understanding and generation through heterogeneous MoE structures and modality-isolated …
Model details →Side-by-side comparison
| Capability | AionLabs: Aion-2.0 | Baidu: ERNIE 4.5 21B A3B | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 131K | 120K | 🏆 AionLabs: Aion-2.0 |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.80 | $0.07 | 🏆 Baidu: ERNIE 4.5 21B A3B |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $1.60 | $0.28 | 🏆 Baidu: ERNIE 4.5 21B A3B |
| Tool / function calling First-class support for emitting structured tool calls. | — | Yes | 🏆 Baidu: ERNIE 4.5 21B A3B |
| 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 Baidu: ERNIE 4.5 21B A3B?
Baidu: ERNIE 4.5 21B A3B wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between AionLabs: Aion-2.0 and Baidu: ERNIE 4.5 21B A3B?
Input: $0.80 vs $0.07 per 1M tokens. Output: $1.60 vs $0.28 per 1M tokens.
What context windows do AionLabs: Aion-2.0 and Baidu: ERNIE 4.5 21B A3B support?
AionLabs: Aion-2.0 supports up to 131K tokens. Baidu: ERNIE 4.5 21B A3B supports up to 120K tokens.
Do both AionLabs: Aion-2.0 and Baidu: ERNIE 4.5 21B A3B support tool calling?
AionLabs: Aion-2.0: not advertised. Baidu: ERNIE 4.5 21B A3B: yes.
Compare AionLabs: Aion-2.0 with other models
vs AI21: Jamba Large 1.7vs AionLabs: Aion-1.0vs AionLabs: Aion-1.0-Minivs AionLabs: Aion-RP 1.0 (8B)