What is the difference between Gemini 2.5 Pro Preview 06-05 and INTELLECT-3?

Gemini 2.5 Pro Preview 06-05 is developed by Google AI while INTELLECT-3 is developed by OpenRouter. You can compare their actual outputs across 44 challenges on Rival to see how they differ in practice.

Which is better, Gemini 2.5 Pro Preview 06-05 or INTELLECT-3?

It depends on your use case. Gemini 2.5 Pro Preview 06-05 and INTELLECT-3 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 44 challenges so you can judge which fits your needs best.

How can I compare Gemini 2.5 Pro Preview 06-05 and INTELLECT-3 on Rival?

This page shows a side-by-side comparison of Gemini 2.5 Pro Preview 06-05 and INTELLECT-3 across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Updated Nov 2025

Gemini 2.5 Pro Preview 06-05vsINTELLECT-3

INTELLECT-3 is the newer model, released after Gemini 2.5 Pro Preview 06-05.

Gemini 2.5 Pro Preview 06-05 and INTELLECT-3 compared across 44 shared prompts
Spec	Gemini 2.5 Pro Preview 06-05	INTELLECT-3
Input price	$1.25/M tokens	—
Output price	$10/M tokens	—
Context window	1.0M tokens	—
Weights	Closed	Open
Free API (OpenRouter)	No	No
Released	Jun 2025	Nov 2025

Our Verdict

Gemini 2.5 Pro Preview 06-05

INTELLECT-3Runner-up

Not enough votes to call it. On the specs, Gemini 2.5 Pro Preview 06-05 has the edge: bigger model tier, bigger context window, major provider backing.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing