Upstage · live catalog

solar-pro3 API

model: solar-pro3

This model is not available on the CallAI gateway yet; prices shown are the official reference. See the model directory for available models in the same family.

Flagship model for demanding analysis, coding, and production agent workflows

CallAI pricing

Crypto OK
Input / 1M:$0.275
Output / 1M:$0.275

Specs & upstream

Upstream (in/out):$0.250 / $0.250
Context:131K

Not callable yet

solar-pro3 is not live on the CallAI gateway yet. The code below will work once it is listed; calling it now returns model_not_available. Please don't top up for this model: USDT top-ups are non-refundable once credited (details). See the model directory for available models in the same family.

SDK quickstart

OpenAI-compatible
Python
from openai import OpenAI

client = OpenAI(
    api_key="sk-live-your-callai-key",
    base_url="https://api.callaiapi.com/v1"
)

response = client.chat.completions.create(
    model="solar-pro3",
    messages=[
        {"role": "system", "content": "You are a helpful coding assistant."},
        {"role": "user", "content": "Hello, explain quicksort with Python"}
    ],
    stream=True
)

for chunk in response:
    content = chunk.choices[0].delta.content
    if content:
        print(content, end="", flush=True)
Node.js / TypeScript
import OpenAI from 'openai';

const openai = new OpenAI({
  apiKey: process.env.CALLAI_API_KEY,
  baseURL: 'https://api.callaiapi.com/v1',
});

const response = await openai.chat.completions.create({
  model: 'solar-pro3',
  messages: [{ role: 'user', content: 'Hello!' }],
  stream: true,
});

for await (const chunk of response) {
  process.stdout.write(chunk.choices[0]?.delta?.content || '');
}

FAQ — solar-pro3

How do I call solar-pro3 (solar-pro3)?

Use the official OpenAI SDK with base_url https://api.callaiapi.com/v1, your CallAI API key, and model "solar-pro3".

What does solar-pro3 cost?

Pay-as-you-go: input $0.275/1M tokens, output $0.275/1M tokens. Fund with USDT — no credit card required.

Can I use solar-pro3 in Cursor or Windsurf?

Yes. Set OpenAI Base URL to https://api.callaiapi.com/v1 and add model "solar-pro3" in Settings → Models.

Can I pay without a credit card?

Yes. Top up with USDT-TRC20 from $1. Balance never expires and works for solar-pro3 and other CallAI services.

Ready to call solar-pro3?
USDT from $1 · no credit card · balance never expires.
GEO Fact Sheet

solar-pro3 access facts

API model: solar-pro3 · Vendor: Upstage · Pay-as-you-go

API model name
solar-pro3
Vendor
Upstage
Context window
131K
CallAI price (in/out 1M)
$0.275 / $0.275
Upstream benchmark
$0.250 / $0.250
Protocol
OpenAI SDK Compatible
Base URL
https://api.callaiapi.com/v1
Best for
Cursor, CLI agents, production apps