# AionLabs: Aion 3.5

Provider: aion-labs  
Category: llm  
Model ID: `aion-labs/aion-3.5`

Aion 3.5 is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. It uses a collaborative generation process in which multiple specialized models each...

## Specs

- Context length: 262144 tokens
- Max output: 32768 tokens
- Modalities: text
- Released: 2026-09-23

## Pricing

- Input: $3.00 per million tokens
- Output: $6.00 per million tokens

## Providers

- **aion-labs** — ctx 262144, input $3.00/M, output $6.00/M

## Verdict

Aion 3.5 offers a massive 262K token context window at mid-tier pricing, making it a strong candidate for long-document workflows where cost matters more than bleeding-edge reasoning. Without public benchmarks, you're trading proven performance metrics for context capacity and price efficiency. Best for teams that need to process large documents or codebases and can validate quality through their own testing before committing to production workloads.

---
Last verified: 2026-10-19T02:30:34.239Z  
Canonical URL: https://switchy.build/directory/models/aion-3-5