Gemini 4 Pro / Flash: benchmarks, hands-on tests and leaks

Google AI Pro subscribers can now use Gemini 4 Argon in Antigravity, with capacity scaled up in advance and a separate weekly Argon quota on top of the existing 3.8 Flash bucket.

A paid Google AI Pro user says two questions to Gemini 4 Argon used 50% of the current usage limit and asks Google to explain how usage is calculated.

Given the same prompt and reference images for an interactive creek scene, Opus 5.5 finished on the first attempt in 76 minutes while Gemini 4 Argon needed three rounds of feedback, and the author shares a reusable way to run the comparison.

A reply dismissing Gemini 4 Argon as a waste of time, without giving specific reasons.

A post says Devin extended free SWE 2 access to the end of the month and that Gemini 4 Argon is 75% off, usable via CLI or desktop app.

Running the same 3D jelly task on Grok and Gemini 4 Argon, the author says Grok outperformed Gemini.

A developer measures Argon's weekly quota use on the $20 AI Pro plan: about 1% per low-effort prompt and about 33% per high-effort prompt, with one heavy agent run possibly using it all up and no 5-hour refresh.

The author compares generous limits on Opus 5.5, Sol 6.1 and Muse Wonder Full and asks why Gemini 4 Argon users hit the wall first when Google has the most compute and TPUs.

The author ran Gemini 4 Argon on High effort for 4 hours to generate a Tesla Roadster flip-and-fly demo where every frame is pure JavaScript.

The poster argues Google has Search, YouTube, Android, Chrome and vast data, yet failed to win the AI race by opening Gemini 4 Argon to everyone, with ChatGPT and Claude still dominating attention.

A short post pointing to using Gemini 4 Argon to detect and fix security vulnerabilities.

A poster says visiting the Google One dynamic plans page and checking multiple Gmail accounts lets users claim a free Pro subscription and use Gemini 4 Argon at no cost.