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Upstage
upstage/solar-pro4

About this model

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...

Make a request

OpenAI-compatible: set the base URL and your Promptix API key, keep your existing SDK.

curl https://promptix.tn/api/v1/chat/completions \  -H "Authorization: Bearer $PROMPTIX_API_KEY" \  -H "Content-Type: application/json" \  -d '{    "model": "upstage/solar-pro4",    "messages": [      {"role": "user", "content": "Hello! What can you do?"}    ]  }'

Pricing

In TND per 1M tokens. VAT and the platform fee are added at top-up.

Input tokens

0.299 TND

per 1M tokens

Output tokens

1.196 TND

per 1M tokens

1,000 requests with 1K input and 500 output tokens cost about 0.897 TND.

Specifications

Provider
Upstage
Context window
524,288 tokens
Input modality
Text
Added
Aug 10, 2026
Supported parameters
frequency_penaltyinclude_reasoningmax_tokensparallel_tool_callspresence_penaltyreasoningreasoning_effortresponse_format