Gemini 4 Carbon vs Sonar Pro Search

Price, context window & benchmark comparison

Google

Gemini 4 Carbon

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

Sonar Pro Search

Perplexity
$3.00 / $15.00
Input / Output · per 1M tokens
Compare different models
Google
Perplexity
Verdict: Gemini 4 Carbon is 33% cheaper than Sonar Pro Search on a typical 3:1 input/output mix. Gemini 4 Carbon has the larger context window (1M vs 200K).
Gemini 4 CarbonSonar Pro Search
Input price / 1M$2.00$3.00
Output price / 1M$10.00$15.00
Blended price (3:1)$4.00$6.00
Cached input / 1M$0.10—
Context window1M200K
Max output944K8K
Intelligence index60—
Coding index——
Providers7—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesYes
Tool callingYesNo
Released2026-11-102025-10-30
Retirement——

Cost calculator

FAQ

Which is cheaper, Gemini 4 Carbon or Sonar Pro Search?

Gemini 4 Carbon is 33% cheaper than Sonar Pro Search on a typical 3:1 input/output mix.

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

Gemini 4 Carbon: 1,048,576 tokens. Sonar Pro Search: 200,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini 4 Carbon ≈ $9,000, Sonar Pro Search ≈ $13,500.

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