Gemini 4 Carbon vs Reka Flash 3

Price, context window & benchmark comparison

Google

Gemini 4 Carbon

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

Reka Flash 3

Rekaai
$0.10 / $0.20
Input / Output · per 1M tokens
Compare different models
Google
Rekaai
Verdict: Reka Flash 3 is 32.0× cheaper than Gemini 4 Carbon on a typical 3:1 input/output mix. Gemini 4 Carbon has the larger context window (1M vs 66K).
Gemini 4 CarbonReka Flash 3
Input price / 1M$2.00$0.10
Output price / 1M$10.00$0.20
Blended price (3:1)$4.00$0.13
Cached input / 1M$0.10—
Context window1M66K
Max output944K59K
Intelligence index60—
Coding index——
Providers7—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesYes
Tool callingYesNo
Released2026-11-102025-03-12
Retirement——

Cost calculator

FAQ

Which is cheaper, Gemini 4 Carbon or Reka Flash 3?

Reka Flash 3 is 32.0× cheaper than Gemini 4 Carbon on a typical 3:1 input/output mix.

Gemini 4 Carbon vs Reka Flash 3: which has a bigger context window?

Gemini 4 Carbon: 1,048,576 tokens. Reka Flash 3: 65,536 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini 4 Carbon ≈ $9,000, Reka Flash 3 ≈ $300.00.

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