Aion-2.0

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.

ChatAion Labs131k tokens$0.872 / $1.7441 · 1M

aion-labs/aion-2.0

Context
131k tokens
Completion cap
32,768
Tools
Yes
JSON
Yes
Released
2026-02-23

Call it from Geek Hub

Same OpenAI SDK. Change the base URL and the model id.

curl https://api.geekhub.mx/v1/chat/completions \
  -H "Authorization: Bearer $GEEKHUB_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "aion-labs/aion-2.0",
    "messages": [{"role": "user", "content": "Hola"}]
  }'
Get an API key

Frequently asked questions

What is Aion-2.0?
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. Aion-2.0 runs on the Geek Hub API (OpenAI-compatible). Model id: aion-labs/aion-2.0.
Is Aion-2.0 free?
No. Input is $0.872 per 1M tokens and output is $1.7441 per 1M tokens on Geek Hub (markup included).
What is the context length of Aion-2.0?
Aion-2.0 has a 131k tokens context window. It supports up to 32,768 completion tokens.
Does Aion-2.0 support tool calling and structured outputs?
Aion-2.0 accepts tools and tool_choice for function calling. It also supports structured outputs via a JSON schema in response_format.
When was Aion-2.0 released?
Aion-2.0 was released on 2026-02-23.

More models from Aion Labs