Aion 3.5

Zhipu AI · 262K token context · text

Pricing: $8.35 per 1M input tokens, $16.71 per 1M output tokens

Aion 3.5 is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. Multiple specialized models collaborate on each response to produce stronger narrative structure and more compelling tension and conflict. It handles mature and darker themes with nuance and supports tool calling for richer interactive fiction.

Pricing

$8.35 per 1M input tokens and $16.71 per 1M output tokens. Billing is per token: input tokens are charged at the input rate and output tokens at the output rate, from one llmka.dev balance.

Prices checked 2026-11-04

Context and limits

The context window is 262,144 tokens (262K).

The maximum output is 32,768 tokens.

When to use Aion 3.5

Aion 3.5 (model ID `aion-labs-aion-3-5`) takes text input and returns text output.

Supported features in the catalog: function calling (tools), streamed responses over SSE, JSON-schema structured output.

Use Aion 3.5 for text generation and chat.

FAQ

How much does Aion 3.5 cost?

$8.35 per 1M input tokens and $16.71 per 1M output tokens. Billing is per token: input tokens are charged at the input rate and output tokens at the output rate, from one llmka.dev balance.

What is the context window and output limit of Aion 3.5?

The context window is 262,144 tokens (262K). The maximum output is 32,768 tokens.

How do I get access to Aion 3.5?

Create an API key in the llmka.dev dashboard and send requests to model "aion-labs-aion-3-5" at https://api.llmka.dev/v1. The endpoint is OpenAI-compatible. One key and one balance cover all models on the gateway.

Links

All models and prices · API documentation · Quick start

Available through the llmka.dev gateway: OpenAI- and Anthropic-compatible endpoints, one key, USDT top-up.