Upstage: Solar Pro 4 - API in Egypt, billed in EGP
Livesolar-pro4Solar 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
Modality
Chat
Context window
524K tokens
Max output
131K tokens
Region
US
Published
29 Sept 2026
Pricing
Input
5.16
EGP per 1M tokens
Output
20.63
EGP per 1M tokens
Monthly cost example
567.28 EGP
Illustrative estimate: 50M input + 15M output tokens per month at this model's catalog rates.
Use it via the API
Upstage: Solar Pro 4 works with any OpenAI-compatible SDK — point the base URL at https://dev-backend.sovereigneg.com/v1 and use your SovereignEG API key.
Run inference
OpenAI-compatible — POST /v1/chat/completions — drop-in for any OpenAI SDK.
from openai import OpenAI
client = OpenAI(
base_url="https://dev-backend.sovereigneg.com/v1",
api_key="YOUR_API_KEY",
)
response = client.chat.completions.create(
model="solar-pro4",
messages=[
{"role": "user", "content": "What are some fun things to do in Cairo?"}
],
)
print(response.choices[0].message.content)import OpenAI from "openai"
const client = new OpenAI({
baseURL: "https://dev-backend.sovereigneg.com/v1",
apiKey: "YOUR_API_KEY",
})
const response = await client.chat.completions.create({
model: "solar-pro4",
messages: [
{ role: "user", content: "What are some fun things to do in Cairo?" },
],
})
console.log(response.choices[0].message.content)curl https://dev-backend.sovereigneg.com/v1/chat/completions \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "solar-pro4",
"messages": [
{"role": "user", "content": "What are some fun things to do in Cairo?"}
]
}'Frequently asked questions
How much does Upstage: Solar Pro 4 cost?
5.16 EGP per 1M input tokens; 20.63 EGP per 1M output tokens. Billing is metered per token in Egyptian pounds (EGP), with no minimum commitment.
What is the context window of Upstage: Solar Pro 4?
Upstage: Solar Pro 4 supports a context window of 524,288 tokens (524K), with up to 131,072 output tokens per response.
Where is Upstage: Solar Pro 4 hosted?
Upstage: Solar Pro 4 is served from US (US-hosted inference).
How do I use Upstage: Solar Pro 4 via the API?
Upstage: Solar Pro 4 is available through the OpenAI-compatible SovereignEG API: point your SDK's base URL at https://dev-backend.sovereigneg.com/v1 and call /v1/chat/completions with model "solar-pro4" and your API key.
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