Solar Pro 4 pricing & price history
Solar Pro 4 by Upstage costs $0.15 per 1M input tokens and $0.60 per 1M output tokens, with a 524K token context window.
Price history
| Date | Input | Output |
|---|---|---|
| 2026-10-20 | $0.09 → $0.15 +67% | $0.36 → $0.60 +67% |
Cost calculator
Cheaper alternatives to Solar Pro 4
| Model | Input | Output | Context | Intel. | |
|---|---|---|---|---|---|
 GLM 5.3 Flash Z.ai (Zhipu) | $0.0399 | $0.0784 | 1M | 27.8 | compare |
 DeepSeek V4.1 Flash 1017 DeepSeek | $0.098 | $0.29 | 1M | 28.6 | compare |
 MiMo-V2.6-Flash Xiaomi | $0.14 | $0.28 | 1.1M | 26.7 | compare |
 Claude Haiku 5.5 Anthropic | $0.10 | $0.50 | 1M | 36.5 | compare |
 GPT-6 Luna OpenAI | $0.10 | $0.50 | 1.1M | 27.9 | compare |
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About Solar Pro 4
Solar Pro 4 is Upstage's cost-efficient large language model, featuring a 524K context window. It is built for long-horizon tasks and agentic workflows, with strong capabilities in office productivity, document-intensive...
FAQ
How much does Solar Pro 4 cost?
Solar Pro 4 by Upstage costs $0.15 per 1M input tokens and $0.60 per 1M output tokens, with a 524K token context window. A typical request with 2,000 input and 500 output tokens costs about $0.0006.
What is the context window of Solar Pro 4?
Solar Pro 4 supports up to 524,288 tokens of context and up to 131,072 output tokens per request.
Has Solar Pro 4’s price changed?
Yes. ModelBank recorded 1 price change; the latest on 2026-10-20.
Is Solar Pro 4 being deprecated?
No retirement date has been announced for Solar Pro 4 as of 2026-11-12.
What are cheaper alternatives to Solar Pro 4?
Cheaper options include GLM 5.3 Flash ($0.0399/$0.0784), DeepSeek V4.1 Flash 1017 ($0.098/$0.29), MiMo-V2.6-Flash ($0.14/$0.28), Claude Haiku 5.5 ($0.10/$0.50).