Aion-1.0 is a multi-model system designed for high performance across various tasks, including reasoning and coding. It is built on DeepSeek-R1, augmented with additional models and techniques such as Tree of Thoughts (ToT) and Mixture of E…
Model details →AionLabs: Aion-1.0 vs OpenAI: gpt-oss-20b (batch)
OpenAI: gpt-oss-20b (batch) wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
gpt-oss-20b is an open-weight 21B parameter model released by OpenAI under the Apache 2.0 license. It uses a Mixture-of-Experts (MoE) architecture with 3.6B active parameters per forward pass, optimized for...
Model details →Side-by-side comparison
| Capability | AionLabs: Aion-1.0 | OpenAI: gpt-oss-20b (batch) | 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. | $4.00 | $0.05 | 🏆 OpenAI: gpt-oss-20b (batch) |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $8.00 | $0.20 | 🏆 OpenAI: gpt-oss-20b (batch) |
| Tool / function calling First-class support for emitting structured tool calls. | — | — | Tie |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is AionLabs: Aion-1.0 better than OpenAI: gpt-oss-20b (batch)?
OpenAI: gpt-oss-20b (batch) wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between AionLabs: Aion-1.0 and OpenAI: gpt-oss-20b (batch)?
Input: $4.00 vs $0.05 per 1M tokens. Output: $8.00 vs $0.20 per 1M tokens.
What context windows do AionLabs: Aion-1.0 and OpenAI: gpt-oss-20b (batch) support?
AionLabs: Aion-1.0 supports up to 131K tokens. OpenAI: gpt-oss-20b (batch) supports up to 131K tokens.
Do both AionLabs: Aion-1.0 and OpenAI: gpt-oss-20b (batch) support tool calling?
AionLabs: Aion-1.0: not advertised. OpenAI: gpt-oss-20b (batch): not advertised.