Gemini Google: The Complete Guide to Google's AI in 2026

Gemini is Google's generative AI suite, successor to Bard. It encompasses a family of models and integrations across the Google ecosystem — Search, Workspace, Android, Cloud. For organizations already in the Google ecosystem, it's the most integrated alternative to [ChatGPT](/en/blog/chatgpt-vs-claude-assistant-choisir).

## The Gemini Model Family

- **Gemini Flash**: fast, economical, for high-frequency applications
- **Gemini Pro**: good capability/cost balance
- **Gemini Ultra**: the most powerful, available in Gemini Advanced

The models are natively multimodal: text, images, audio, video, code in a single interface.

## Gemini in Google Workspace

For organizations on Google Workspace (Gmail, Docs, Sheets, Slides, Meet), Gemini integrates directly:
- **Gmail**: long email thread summaries, reply suggestions, assisted writing
- **Google Docs**: content generation and reformulation
- **Google Sheets**: natural language formulas, data analysis
- **Google Meet**: transcription, meeting summary

For Microsoft 365 organizations, the equivalent is [GitHub Copilot](/en/blog/github-copilot-guide-developpeurs) for code and Microsoft 365 Copilot for productivity.

## Gemini vs ChatGPT vs Claude

- **ChatGPT**: GPT Store ecosystem, varied third-party integrations
- **Claude**: writing, document analysis, code
- **Gemini**: best if in Google Cloud or Google Workspace ecosystem

## GDPR

Google has obtained important certifications (ISO 27001, SOC 2, GDPR compliance). For Workspace Enterprise, DPAs are available and data can stay in the EU. See our [GDPR checklist](/en/blog/rgpd-outils-ia-checklist-conformite).

For the Gemini vs ChatGPT vs Claude comparison, see our [Chatbot category](/en/categories/chatbot).