Gemini 4 Carbon vs Solar Pro 4

Price, context window & benchmark comparison

Google

Gemini 4 Carbon

Google
$2.00 / $10.00
Input / Output · per 1M tokens
VS
Upstage

Solar Pro 4

Upstage
$0.15 / $0.60
Input / Output · per 1M tokens
Compare different models
Google
Upstage
Verdict: Solar Pro 4 is 15.2× cheaper than Gemini 4 Carbon on a typical 3:1 input/output mix. Gemini 4 Carbon scores higher on the Artificial Analysis Intelligence Index (60 vs 28.2). Gemini 4 Carbon has the larger context window (1M vs 524K).
Gemini 4 CarbonSolar Pro 4
Input price / 1M$2.00$0.15
Output price / 1M$10.00$0.60
Blended price (3:1)$4.00$0.26
Cached input / 1M$0.10$0.03
Context window1M524K
Max output944K131K
Intelligence index6028.2
Coding index—52.7
Providers7—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesYes
Tool callingYesYes
Released2026-11-102026-08-10
Retirement——

Cost calculator

FAQ

Which is cheaper, Gemini 4 Carbon or Solar Pro 4?

Solar Pro 4 is 15.2× cheaper than Gemini 4 Carbon on a typical 3:1 input/output mix.

Gemini 4 Carbon vs Solar Pro 4: which has a bigger context window?

Gemini 4 Carbon: 1,048,576 tokens. Solar Pro 4: 524,288 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini 4 Carbon ≈ $9,000, Solar Pro 4 ≈ $600.00.

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