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Solar Pro 3

Upstage · released 6 months ago

Solar Pro 3 is a Upstage model with a 131K token context window — about 190 pages of text. It reads Text and replies in Text. It can show its reasoning before it answers.

$0.172

input / 1M tokens

$0.690

output / 1M tokens

131K

context — about 190 pages

0.14¢

a client proposal

Pricing

Input
$0.172 per million tokens
Output
$0.690 per million tokens
Cached input
$0.017 per million tokens

Billed from your Alyph wallet. Prices can change when the provider changes theirs — last checked August 9, 2026.

The numbers

Provider
Upstage
Released
6 months ago (2026-01-27)
Context window
131K tokens — about 190 pages
Max output
131K tokens per reply
Input
Text
Output
Text
Reasoning
Shows its thinking before answering

Cost vs Token Amount

Drag the slider to adjust the split between input and output workload.

80% Input20% Output
free$0.14$0.280 tokens250k500k750k1000k
Solar Pro 3

Adjust the ratio slider to change how output tokens influence the final price for equivalent workloads.

What a task costs

2K tokens in · 500 tokens out.

Solar Pro 3

Upstage

0.07¢

for this task

50% input · 50% output

Full pricing →

Your $5 welcome credit covers about 7,246 of these.

Compare Solar Pro 3

Closest in price on a typical task:

Solar Pro 3 vs Command R (08-2024) →Solar Pro 3 vs GPT-4o-mini →Solar Pro 3 vs GPT-4o-mini (2024-07-18) →Solar Pro 3 vs KAT-Coder-Air V2.5 →Any other combination →

Questions, answered

How much does Solar Pro 3 cost on Alyph?

Solar Pro 3 costs $0.172 per million input tokens and $0.690 per million output tokens on Alyph. A typical task — 5K tokens in, 800 out — works out to about 0.14¢. Billed from your Alyph wallet, with hard spending limits. Prices can change when the provider changes theirs; this page was last checked on August 9, 2026.

What is Solar Pro 3's context window?

131K tokens — about 190 pages. Replies can be up to 131K tokens long.

Can Solar Pro 3 read images and files?

Solar Pro 3 is text-only. The canvas still serializes uploads into plain text, so you can work with files — but it cannot see images.

Does Solar Pro 3 show its reasoning?

Yes. Solar Pro 3 can expose its thinking before the final answer, so you can watch how it got there.

Test Solar Pro 3 against Command R (08-2024)

One prompt, both models at the same time, the better answer wins. Free to start, with $5 of credit.

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