Aion 3.5 Mini is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. It is the smaller, lower-cost sibling of Aion 3.5 and uses...
Model details →AionLabs: Aion 3.5 Mini vs Anthropic: Claude Opus 4.1 (batch)
AionLabs: Aion 3.5 Mini wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
Claude Opus 4.1 is an updated version of Anthropic’s flagship model, offering improved performance in coding, reasoning, and agentic tasks. It achieves 74.5% on SWE-bench Verified and shows notable gains...
Model details →Side-by-side comparison
| Capability | AionLabs: Aion 3.5 Mini | Anthropic: Claude Opus 4.1 (batch) | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 262K | 200K | 🏆 AionLabs: Aion 3.5 Mini |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.70 | $7.50 | 🏆 AionLabs: Aion 3.5 Mini |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $1.40 | $37.50 | 🏆 AionLabs: Aion 3.5 Mini |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | — | Yes | 🏆 Anthropic: Claude Opus 4.1 (batch) |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is AionLabs: Aion 3.5 Mini better than Anthropic: Claude Opus 4.1 (batch)?
AionLabs: Aion 3.5 Mini wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between AionLabs: Aion 3.5 Mini and Anthropic: Claude Opus 4.1 (batch)?
Input: $0.70 vs $7.50 per 1M tokens. Output: $1.40 vs $37.50 per 1M tokens.
What context windows do AionLabs: Aion 3.5 Mini and Anthropic: Claude Opus 4.1 (batch) support?
AionLabs: Aion 3.5 Mini supports up to 262K tokens. Anthropic: Claude Opus 4.1 (batch) supports up to 200K tokens.
Do both AionLabs: Aion 3.5 Mini and Anthropic: Claude Opus 4.1 (batch) support tool calling?
AionLabs: Aion 3.5 Mini: yes. Anthropic: Claude Opus 4.1 (batch): yes.