Antimatter
Dots Studio

Dots3-Note Preview (free)

dots-studio/dots-3-note-preview:free

Dots3-Note Preview is an open-weight mixture-of-experts model from Dots Studio, with 16B active parameters out of 280B total.

Free in · Free out per 1M tokens512k contextAug 14, 2026

Free

Chat with Dots3-Note Preview (free)
Call it from code

Spec sheet

Published facts from the catalog, billed prices and what we measured here. Anything not measured says so.

Price, billed here

Input, per 1M tokens
$0
Output, per 1M tokens
$0
Margin
none

Context and formats

Context window
512,000 tokens
Longest answer
460,800 tokens
Reads
text and images
Makes
text
First listed
2026-08-14

Measured here, last 7 days

First token, median
not measured
Answered without error
not measured

Tools and JSON

Tool calling
declaredthe provider's claim, not yet measured here
JSON output
declaredthe provider's claim, not yet measured here

Price and latency history as JSON: GET /api/planet/history?id=dots-studio/dots-3-note-preview:free.

About

Dots3-Note Preview is an open-weight mixture-of-experts model from Dots Studio, with 16B active parameters out of 280B total. It is the lightest model in the Dots 3 family and is...

In Dots Studio's words.

Try it here

The answer appears here.

Measured here

Call it

Use one OpenAI compatible endpoint, this model's id and an am_live_ key from the dashboard. You can also try it in chat first with no key.

curl https://useantimatter.com/v1/chat/completions \
  -H "Authorization: Bearer $ANTIMATTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "dots-studio/dots-3-note-preview:free", "messages": [{"role": "user", "content": "Hello"}]}'

Everything else is in the docs.

Embed this

A badge showing this model's live price per million tokens, as billed here, for a README or a site. It links back to this page.

Dots3-Note Preview (free) price on Antimatter
<a href="https://useantimatter.com/planet/dots-studio/dots-3-note-preview%3Afree"><img src="https://useantimatter.com/api/badge/price?id=dots-studio%2Fdots-3-note-preview%3Afree" alt="Dots3-Note Preview (free) price on Antimatter" height="28"></a>

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