WhichAI.today

Gemini 4 Argon vs GPT-6.1 Sol

Updated Oct 24, 2026. Checked daily.

These are the current #1 and the alternative for General & Everyday.

#1

Gemini 4 Argon

Google

Evidence
LMArena Text overall 1517
Cost
Google AI Pro is $19.99/month. API is $2 per million input tokens until Nov 30, 2026, then $4.
Access
Paid plan
Privacy
Yes for adults. Gemini Apps Activity is on by default, and those chats can be used to improve Google AI. Gemini Apps Activity, turn off Keep Activity. Safety review can still apply.
Pick this if
Pick this for everyday questions that are not a specialist job.

Alternative

GPT-6.1 Sol

OpenAI

Evidence
LMArena Text overall not cited. BenchLM near-frontier value; 1.05M token context.
Cost
Needs Plus ($20/month) or higher. API is $2 per million input tokens and $10 per million output.
Access
Paid plan
Privacy
Yes on personal Free, Plus, and Pro. Improve the model for everyone is on by default. Settings, Data controls, turn off Improve the model for everyone.
Pick this if
Pick this for everyday work you already do in ChatGPT.

Questions

Which is better for general & everyday, Gemini 4 Argon or GPT-6.1 Sol?

Gemini 4 Argon leads general & everyday on LMArena Text overall.

Which is cheaper?

Gemini 4 Argon costs Google AI Pro is $19.99/month. API is $2 per million input tokens until Nov 30, 2026, then $4. GPT-6.1 Sol costs Needs Plus ($20/month) or higher. API is $2 per million input tokens and $10 per million output. These are the stored prices, not a guess about which plan is cheaper for you.

Which is more private?

Gemini 4 Argon: Yes for adults. Gemini Apps Activity is on by default, and those chats can be used to improve Google AI. GPT-6.1 Sol: Yes on personal Free, Plus, and Pro. Improve the model for everyone is on by default.