Gemini Hits 750 Million Users as 3.1 Pro Sets New GPQA Diamond Benchmark

Google announced Gemini has crossed 750 million users — a 50% growth from 500 million in late 2025. The scale is driven by deep integration across Google Workspace, Pixel devices, Android's system-level AI, and Search.

Gemini 3.1 Pro Benchmark Leadership

Concurrent with the milestone, Gemini 3.1 Pro hit new high scores:

• GPQA Diamond (graduate-level science reasoning): 94.3% — new high-water mark
• Previous leaders: GPT-5.2 at 92.4%, Claude Opus 4.6 at 91.3%
• MMLU: 92.3% (competitive with top models)
• Indian language benchmark (Sarvam-Eval): 81% Hindi, respectable on major regional languages

GPQA Diamond is considered one of the hardest academic reasoning benchmarks — questions that take PhD-level experts hours to solve. Gemini 3.1 Pro's 94.3% is meaningfully ahead of competitors.

How Gemini Reached 750M Users

The scale has multiple drivers:

Google Workspace (Gmail, Docs, Sheets, Slides): Gemini is now the default AI assistant in Workspace. For billions of Gmail users, Gemini is the AI they use whether they chose it or not.

Android System AI: On modern Android devices (Samsung Galaxy, Pixel, OnePlus), Gemini is the system-level AI. Google Assistant is fully replaced by Gemini.

Pixel Drops: The March 2026 Pixel Drop added Gemini App Actions — letting Gemini control apps directly. This is Google's most aggressive agentic AI move, giving them deeper phone integration than competitors.

Search integration: Gemini AI Overviews (previously Search Generative Experience) now power most Google searches. Over 1 billion searches per day show Gemini-generated responses.

Free tier generosity: Gemini's free tier is more capable than ChatGPT's free tier, making it accessible to casual users without paying.

Why This Matters

Market share shift: Gemini has likely overtaken ChatGPT in total user count (ChatGPT claims ~700M weekly active). ChatGPT still leads in high-intent professional use; Gemini wins mass-market accessibility.

Distribution advantage: Google's distribution moat (Search, Workspace, Android) is hard to match. Even if OpenAI's models are technically better, Google's distribution ensures Gemini captures more users.

Revenue implications: Gemini Pro/Ultra subscriptions at $20/$40/month monetize heavy users. Combined with Workspace AI add-ons (priced per seat), Gemini is likely OpenAI's most direct revenue competitor.

India-Specific Position

Gemini has particularly strong India momentum:

Free access: Gemini's base tier has been free for longer than ChatGPT. India users defaulted to Gemini before ChatGPT Go's promotional free tier launched.

Android dominance: India is an Android-heavy market (>95% share). System-level Gemini integration reaches nearly every Indian smartphone.

Hindi quality: Gemini 3.1 Pro's Hindi support is excellent — competitive with Claude and ahead of older ChatGPT models.

INR pricing: Gemini Advanced in India is priced at Rs 1,950/month via Google One AI Premium — similar to ChatGPT Plus and Claude Pro.

What Users Should Do

Casual users: Free Gemini is excellent. No reason to pay unless you hit daily limits or need Deep Research mode.

Professionals using Workspace: Gemini Advanced via Google One is natural. The Workspace integration alone justifies the price.

Developers: Gemini Deep Research and Gemini Agents are legitimately useful. For non-Workspace professional users, consider ChatGPT Pro or Claude Pro alongside Gemini.

Power users: Subscribe to multiple tools. The productivity gain from having Claude, Gemini, and ChatGPT available outweighs the cost for anyone doing high-value knowledge work.

See our Chat AI comparison for help choosing.

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Source: Tech Insider, State of AI Index 2026 (IEEE Spectrum), Google announcements (March-April 2026)