Available now
Aion Labs

aion-1.0:free

Aion-1.0 is a multi-model system designed for high performance across various tasks, including reasoning and coding. It is built on DeepSeek-R1, augmented with additional models and techniques such as Tree...

TextReasoning131.1K
InputFree
OutputFree
Context131.1K
Endpointsopenai

Capabilities

Reasoning

Modalities

Input
text
Output
text

Quick stats

Context window131.1K
Max output32.8K
TokenizerOther

Performance

Loading performance data...

Supported parameters

All providers = every upstream serving this model supports it. Some providers = depends on which upstream handles the request. Default = the value sent when you leave the parameter unset.

ParameterProvidersDefault
include_reasoningAll providers-
max_tokensAll providers-
reasoningAll providers-
temperatureAll providers-
top_pAll providers-
§ 01

Pricing

Input price$0.00 · 1M tokens
Output price$0.00 · 1M tokens
Context window131.1K tokens
Compatible endpointsopenai
VendorAion Labs
§ 02

Call aion-1.0:free from your code

Point any OpenAI-compatible SDK at UnoRouter and request the model by name. Replace YOUR_API_KEY with a real key from your dashboard.

bash
curl https://api.unorouter.com/v1/chat/completions \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "aion-1.0:free",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Sign in to auto-fill your API key

§ 03

Frequently asked questions

How much does aion-1.0:free cost per 1M tokens?

Input is priced at $0.00 per 1M tokens, output at $0.00 per 1M tokens. Billing is per token, no rounding to batch sizes.

How do I access aion-1.0:free via API?

Send requests to the UnoRouter /v1/chat/completions endpoint with model=aion-1.0:free. Any OpenAI-compatible client library works. Authentication uses a standard Bearer token.

What is the context window of aion-1.0:free?

aion-1.0:free supports a context window of 131.1K tokens, shared between your prompt and the model's response.

§ 04

Similar models

Try aion-1.0:free now

Create an API key and start making requests in under a minute.

View all models