AionLabs: Aion 3.5
AionLabs: Aion 3.5 is a general-purpose chat-tuned model. Available via AionLabs. 262,144-token context. Mid-tier pricing.
AionLabs: Aion 3.5 is a efficient AI model from AionLabs. It costs $3.00 per million input tokens and $6.00 per million output tokens (blended $3.90/M), with a 262,144-token context window.
RatesUSD per million tokens. Blend is 70% input, 30% output, our calculation.
From OpenRouter's listing, read on 11 Nov 2026.
- Solid general chat performance
- Reasonable instruction following
- General chat
- Drafting and rewriting
- Personal productivity
Benchmarks
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See all 5 →Frequently asked questions
How much does AionLabs: Aion 3.5 cost?
AionLabs: Aion 3.5 costs $3.00 per million input tokens and $6.00 per million output tokens, for a blended reference rate of $3.90 per million tokens.
What is AionLabs: Aion 3.5's context window?
AionLabs: Aion 3.5 supports up to 262,144 tokens of context in a single request.
What is AionLabs: Aion 3.5 best for?
AionLabs: Aion 3.5 is well suited to Solid general chat performance, Reasonable instruction following and General chat.
Who makes AionLabs: Aion 3.5?
AionLabs: Aion 3.5 is developed and served by AionLabs.