Calculator › Compare › GPT-6.1 Sol vs Gemini 4 Argon

✓ Prices checked against official pricing pages on October 19, 2026

GPT-6.1 Sol vs Gemini 4 Argon: cost comparison

For a typical chatbot reply, GPT-6.1 Sol and Gemini 4 Argon cost about the same.

Scheduled price change: Gemini 4 Argon: Introductory price through Nov 30, 2026; $4 input / $20 output from Dec 1, 2026.

GPT-6.1 Sol OpenAI

$2.00input /1M
$0.10cached /1M
$10.00output /1M
  • Prompts over 272,000 tokens are billed at $4.00 input / $0.20 cached / $15.00 output per 1M tokens for the whole request.
  • Batch processing: 50% off input and output ($1.00 / $5.00 per 1M tokens).

Gemini 4 Argon Google

$2.00input /1M
$0.10cached /1M
$10.00output /1M
  • Introductory price through Nov 30, 2026; $4 input / $20 output from Dec 1, 2026.
  • Batch processing: 50% off input and output ($1.00 / $5.00 per 1M tokens).

Cost per 1,000 requests

WorkloadGPT-6.1 SolGemini 4 ArgonDifference
Chatbot reply1,500 input / 400 output tokens$7.00$7.00same
RAG answer8,000 input / 600 output tokens$22.00$22.00same
Agent step30,000 input (80% cached) / 800 output$22.40$22.40same
Summarize a long report60,000 input / 1,200 output tokens$132.00$132.00same
Classify a ticket400 input / 10 output tokens$0.90$0.90same

Standard pricing, no batch discount. Price is only one factor; quality, speed, context length and rate limits matter too, so test both on your own prompts.

Run your own numbers in the calculator →

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