Moondream: Moondream 3.1 — pricing & benchmarks

By moondream · Updated 2026-11-01 · Open weights · custom licenseReads imagesreads images / documentsstep-by-step reasoningopen weights / self-hostable

What Moondream: Moondream 3.1 is used for

Moondream: Moondream 3.1 is best suited for reads images / documents, step-by-step reasoning, open weights / self-hostable. Access it through one Appmo API key alongside 444 other models — Appmo's optimizer can route to it automatically when it is the best value for a request. Weights: huggingface.co/moondream/moondream3.1-9B-A2B.

Use it via the Appmo API (OpenAI-compatible)

curl https://appmo.com/v1/chat/completions \
  -H "Authorization: Bearer $APPMO_KEY" \
  -d '{"model":"moondream/moondream3.1-9b-a2b","messages":[{"role":"user","content":"Hello"}]}'

FAQ

How much does Moondream: Moondream 3.1 cost?
Moondream: Moondream 3.1 costs $0.3 per 1M input tokens and $2.5 per 1M output tokens ($0.85 blended), as of 2026-11-01. Prices are expected to fall as competition increases.

What is Moondream: Moondream 3.1 best for?
Moondream: Moondream 3.1 is best suited for reads images / documents, step-by-step reasoning, open weights / self-hostable.

How do I use Moondream: Moondream 3.1?
Send requests to Appmo's OpenAI-compatible endpoint with model id "moondream/moondream3.1-9b-a2b" and one API key — no separate provider account needed.

Is Moondream: Moondream 3.1 open source?
Yes — its weights are public on Hugging Face (moondream/moondream3.1-9B-A2B) under a custom license; check the license terms before commercial use.

Can Moondream: Moondream 3.1 create images?
No. Moondream: Moondream 3.1 can read and understand images, but it only writes text.