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Aion Labs free tier limits

Each line below was read on the official page linked next to it, on the date shown. A line older than 30 days says “not verified” instead of the old value.

Aion Labs · Free tier

Free allowance

15req/min · 20,000 tokens/min · 20,000 tokens/day

Table row of the Free tier: RPM, TPM, daily tokens. Free is the default tier on signup.

Free tier· aionlabs.ai

Free tier at no cost with a daily credit allowance for the API, agent jobs and browser chat.

  • No card needed
  • Works with OpenAI code
  • Does not train on your prompts
Free allowance
15 req/min · 20,000 tokens/min · 20,000 tokens/day

Table row of the Free tier: RPM, TPM, daily tokens. Free is the default tier on signup.

Requests / min
15
Requests / day
Not published

Page lists no requests-per-day limit for any tier.

Tokens / min
20K
Tokens / day
20K
Card to start
Not required
Trains on your data
No
Commercial use
Allowed

Terms do not mention the free tier separately; reselling raw API access is barred (5.2).

OpenAI SDK
Yes
Image input
Not verified
Where it is offered
Not published

Terms set no geographic limits; no list of supported regions.

11 of 12 cells above were read on the provider’s own page in the last 30 days (oldest check: ). Each check mark opens that page. The other 1 say “not verified” instead of repeating a number from someone else’s article.

Getting a Aion Labs key

  1. Create an account at https://aionlabs.ai/accounts/signup/ (no card required)
  2. Open the dashboard API keys page (/app/api-keys/) and create a key
  3. Send it as Authorization: Bearer <key> to https://api.aionlabs.ai/v1

These steps are a summary of the provider’s console and were not re-walked with a new account; the screens may differ. Open the Aion Labs console.

Test the key with one request

Language
base_url
https://api.aionlabs.ai/v1
model
aion-labs/aion-3.0-mini
key from
$AION_API_KEY
import os
from openai import OpenAI

client = OpenAI(
    base_url="https://api.aionlabs.ai/v1",
    api_key=os.environ["AION_API_KEY"],
)

reply = client.chat.completions.create(
    model="aion-labs/aion-3.0-mini",
    messages=[{"role": "user", "content": "Reply with the word: ok"}],
)
print(reply.choices[0].message.content)
Endpoint read on · aionlabs.ai

The key is read from an environment variable on your machine. This site has no field for keys and never asks for one.

Questions and answers

What are the Aion Labs free tier limits?

Free tier: 15 req/min · 20,000 tokens/min · 20,000 tokens/day. Requests per minute: 15. Requests per day: not published (Page lists no requests-per-day limit for any tier). Read on the official page on 19 Oct 2026.

Does Aion Labs require a credit card?

Not required.

Does Aion Labs train on data sent to the free tier?

No.

Can I use the Aion Labs free tier commercially?

Allowed. Terms do not mention the free tier separately; reselling raw API access is barred (5.2).

Is Aion Labs compatible with the OpenAI SDK?

Yes. Set the base URL to https://api.aionlabs.ai/v1 and the model to an id such as aion-labs/aion-3.0-mini.

Related pages