Moondream: Moondream 3 Preview API Pricing
Moondream: Moondream 3 Preview costs $0.300 per 1M input tokens and $2.50 per 1M output tokens. Context window: 32K. Prices verified 2026-10-21 · source
Rebuilt daily from our snapshot archive — the chart appears once a model has 5+ snapshots of history.
High adoption means battle-tested weights, more fine-tunes/quants, and faster bug fixes. View on HuggingFace →
From our own daily snapshot archive — independent of provider announcements.
Higher effort = deeper thinking = more reasoning tokens billed as output.
What would Moondream: Moondream 3 Preview cost you per month?
| Workload | Requests/mo | Avg tokens (in/out) | Est. monthly cost |
|---|---|---|---|
| Light chatbot | 10,000 | 800 / 400 | $12.40 |
| Coding agent | 5,000 | 8,000 / 2,000 | $37.00 |
| RAG pipeline | 30,000 | 4,000 / 500 | $73.50 |
| Doc summarizer | 2,000 | 20,000 / 1,000 | $17.00 |
Estimates use list prices without prompt caching. Caching can cut input cost by up to 90% on repeated context.
About Moondream: Moondream 3 Preview
Moondream 3 Preview is a vision-language model from Moondream with 9B total parameters and 2B active (mixture-of-experts). It handles visual question answering, captioning, OCR, and visual reasoning over images, with...
Compare Moondream: Moondream 3 Preview with
- 3 Preview vs OpenAI: GPT-5.6 Terra Pro
- 3 Preview vs Anthropic: Claude Fable 5
- 3 Preview vs Anthropic: Claude Opus 5
- 3 Preview vs OpenAI: GPT-5.6 Sol
Popular head-to-heads — see all on the comparisons index.
Frequently asked questions
How much does Moondream: Moondream 3 Preview cost?
Moondream: Moondream 3 Preview costs $0.300 per 1M input tokens and $2.50 per 1M output tokens. Verified 2026-10-21 — provider source.
What is the context window?
32K tokens, with up to 4K output tokens per response. That's roughly 40 pages of text in a single request.
Does it support prompt caching?
Prompt-caching pricing is not published for this model via OpenRouter.
What's a cheaper alternative?
ScaleDown: Summarize saves about 97% on a typical workload with comparable quality.
Official resources
- Moondream: Moondream 3 Preview on OpenRouter — live endpoint, pricing source of record.
- Artificial Analysis leaderboard → — independent intelligence and performance rankings.
- Shred your current bill — paste a CSV and see if switching saves money.