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Moondream: Moondream 3.1 API Pricing
Moondream 3.1 is a vision-language model from Moondream, the successor to Moondream 3 Preview, with 9B total parameters and 2B active (mixture-of-experts). It handles visual question answering, captioning, OCR, and...
How much does Moondream: Moondream 3.1 cost for a real workload?
At 10M input + 2M output tokens per month, Moondream: Moondream 3.1 costs about $8 ($3 input + $5 output). Try your own volumes in the cost calculator.
What are cheaper alternatives to Moondream: Moondream 3.1?
- Z.ai: GLM 4.6 — $0.55 in / $2.2 out per 1M
- MiniMax: MiniMax M1 — $0.55 in / $2.2 out per 1M
- OpenAI: o4 Mini (batch) — $0.55 in / $2.2 out per 1M
- OpenAI: o3 Mini (batch) — $0.55 in / $2.2 out per 1M
- Qwen: Qwen3.5 397B A17B — $0.39 in / $2.34 out per 1M
- DeepSeek: R1 0528 — $0.5 in / $2.15 out per 1M
Compare Moondream: Moondream 3.1 with other models
Moondream: Moondream 3.1 vs Moondream: Moondream 3 Preview
Frequently asked questions
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 (list price, snapshot October 21, 2026). At 10M input + 2M output tokens per month that is about $8.
What is the context window of Moondream: Moondream 3.1?
Moondream: Moondream 3.1 has a context window of 32,000 tokens and can return up to 4,096 output tokens per response.
What are cheaper alternatives to Moondream: Moondream 3.1?
Cheaper models include Z.ai: GLM 4.6 ($0.55 in / $2.2 out), MiniMax: MiniMax M1 ($0.55 in / $2.2 out), OpenAI: o4 Mini (batch) ($0.55 in / $2.2 out). See the full list on this page.
Is Moondream: Moondream 3.1 free to use?
No. Moondream: Moondream 3.1 is a paid model at $0.3 input / $2.5 output per 1M tokens. 20 free models are listed on the free models page.
Provider: moondream · Model ID: moondream/moondream3.1-9b-a2b · Modality: text+image->text · Price snapshot October 21, 2026, refreshed daily. How we collect prices