Comparison

Gemini 2.5 Flash-Lite vs Grok 4.3

Gemini 2.5 Flash-Lite costs 92% less per input token than Grok 4.3. Output pricing favors Gemini 2.5 Flash-Lite, 84% less per token than Grok 4.3.

FieldGemini 2.5 Flash-Lite
Grok 4.3
ProviderGooglexAI
Context window1M
Max output
Input / 1M$0.1092% cheaper$1.25
Output / 1M$0.4084% cheaper$2.50
Cached input / 1M$0.0195% cheaper$0.20
Batch discount50%
Release date

Worked cost examples

Estimated monthly cost on three common usage shapes

WorkloadGemini 2.5 Flash-LiteGrok 4.3

Chatbot

800 input / 200 output tokens per request, 100,000 requests/month

$16.00cheaper$150.00

RAG pipeline

6,000 input / 700 output tokens per request, 30,000 requests/month

$26.40cheaper$277.50

Batch summarization

20,000 input / 1,500 output tokens per request, 5,000 requests/month

$13.00cheaper$143.75

Gemini 2.5 Flash-Lite vs Grok 4.3 FAQ

Is Gemini 2.5 Flash-Lite cheaper than Grok 4.3?
Gemini 2.5 Flash-Lite costs $0.10 per 1M input tokens versus $1.25 for Grok 4.3 — Gemini 2.5 Flash-Lite is 92% cheaper per input token.
Which is cheaper for output tokens, Gemini 2.5 Flash-Lite or Grok 4.3?
Gemini 2.5 Flash-Lite charges $0.40 per 1M output tokens; Grok 4.3 charges $2.50 per 1M output tokens.
Do Gemini 2.5 Flash-Lite and Grok 4.3 offer cache pricing?
Gemini 2.5 Flash-Lite discounts cached input to $0.01 per 1M tokens. Grok 4.3 discounts cached input to $0.20 per 1M tokens.

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