AionLabs: Aion-2.0

aion-labs/aion-2.0

Released Feb 23, 2026131,072 context

$0.80/M input tokens$1.60/M output tokens

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 and darker themes with more nuance and depth.

AionLabs: Aion-2.0

aion-labs/aion-2.0

Released Feb 23, 2026131,072 context

$0.80/M input tokens$1.60/M output tokens

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 and darker themes with more nuance and depth.

Recent activity on Aion-2.0

Total usage per day on OpenRouter

Prompt

32.6M

Reasoning

4.6M

Completion

2.38M

Prompt tokens measure input size. Reasoning tokens show internal thinking before a response. Completion tokens reflect total output length.