Aion 3.5 is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. It uses a collaborative generation process in which multiple specialized models each...
Model details →AionLabs: Aion 3.5 vs sentence-transformers/all-mpnet-base-v2
AionLabs: Aion 3.5 wins on 5 of 6 axes — pricing and capability skew in its favour for most workloads.
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Model details →Side-by-side comparison
| Capability | AionLabs: Aion 3.5 | sentence-transformers/all-mpnet-base-v2 | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 262K | Unknown | 🏆 AionLabs: Aion 3.5 |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $3.00 | Custom | 🏆 AionLabs: Aion 3.5 |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $6.00 | Custom | 🏆 AionLabs: Aion 3.5 |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | — | 🏆 AionLabs: Aion 3.5 |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | — | 🏆 AionLabs: Aion 3.5 |
Frequently asked questions
Is AionLabs: Aion 3.5 better than sentence-transformers/all-mpnet-base-v2?
AionLabs: Aion 3.5 wins on 5 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between AionLabs: Aion 3.5 and sentence-transformers/all-mpnet-base-v2?
Input: $3.00 vs Custom per 1M tokens. Output: $6.00 vs Custom per 1M tokens.
What context windows do AionLabs: Aion 3.5 and sentence-transformers/all-mpnet-base-v2 support?
AionLabs: Aion 3.5 supports up to 262K tokens. sentence-transformers/all-mpnet-base-v2 supports up to Unknown tokens.
Do both AionLabs: Aion 3.5 and sentence-transformers/all-mpnet-base-v2 support tool calling?
AionLabs: Aion 3.5: yes. sentence-transformers/all-mpnet-base-v2: not advertised.