Moondream3.1 9B A2B is Moondream's image to text model with a 32K context window and up to 4K output tokens, available from 2 providers, starting at $0.3 / 1M input and $1.00 / 1M output. A fast mixture-of-experts vision-language model with 9B total parameters (2B active) optimized for visual reasoning tasks including object detection, pointing, and OCR.
| Specifications | |
|---|---|
moondream-moondream3-1-9b-a2b | |
| Image to Text | |
| Active | |
| Moondream | |
| 32K tokens | |
| 4K tokens | |
| ImageText | |
| Text | |
| default | |
| 9.27B | |
| 89 | |
| 12,658 | |
| 44,348 | |
| · 21 days ago | |
Capabilities
Input2/5
Text✓
Image✓
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities1/13
Reasoning✓
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·
Pricing by Provider
US Dollar ($)
Per 1M tokens
| Provider | Standard | |
|---|---|---|
| Input $ / 1M | Output $ / 1M | |
| $0.3 | $1.00 | |
| $0.3 | $2.50 | |
Cost Calculator
US Dollar ($)
Preset:
Cheapest Instances to Run It
Cloud GPU instances that can host Moondream3.1 9B A2B, ranked by cheapest on-demand price. The model needs about 22 GB of GPU memory at FP16 precision (estimated from its parameter count), so treat the fit as guidance rather than a guarantee.
All clouds
FP16 (full precision)
US Dollar ($)
Instance | Cloud | GPU | VRAM | Price | Cheapest region | |
|---|---|---|---|---|---|---|
| g2-standard-4 |  GCP | nvidia-l4 | 24 GB | $0.705/hr | ||
| g6.xlarge |  AWS | L4 | 22 GB | $0.805/hr | ||
| g2-standard-8 | GCP | nvidia-l4 | 24 GB | $0.851/hr | ||
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Moondream3.1 9B A2B | 32K | $0.300 | $1.00 | Current | |
| Moondream3 Preview | 32K | $0.300 | $2.50 | Available |