Solar Open2 250B
Solar Open2 250B is Upstage's language model. A 250-billion-parameter open-weight LLM from Upstage in the Solar series, designed for large-scale reasoning and multilingual tasks.
Capabilities
Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities0/13
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·
Cheapest Instances to Run It
Cloud GPU instances that can host Solar Open2 250B, ranked by cheapest on-demand price. The model needs about 600 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 | |
|---|---|---|---|---|---|---|
| p4de.24xlarge |  AWS | 8× A100 | 640 GB | $27.45/hr | us-east-1 | |
| Standard_ND96amsr_A100_v4 |  Azure | 8× NVIDIA A100 (80GB) | 640 GB | $32.77/hr | westus2 | |
| g7e.48xlarge | AWS | 8× RTX PRO Server 6000 | 768 GB | $33.14/hr | us-east-1 | |
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Solar Pro 4 | 524K | $0.030 | $0.120 | Available | |
| Solar Pro 3 | 131K | $0.150 | $0.600 | Available | |
| Solar Pro 2 | — | — | — | — | Available |
| Solar Pro 2 Preview | — | — | — | — | Available |
| Solar Pro 2 | — | — | — | — | Available |
| Solar Pro 2 | — | — | — | — | Available |
| Solar Open2 250B | — | — | — | — | Current |
| Solar Open 100B | — | — | — | — | Available |
| Solar Mini | — | — | — | — | Available |
| Solar Large | — | — | — | — | Available |
| Solar Mini | — | — | — | — | Available |