19-06-2025

The 4 AIs Transforming the Corporate World

By 2025, artificial intelligence is no longer a competitive advantage — it’s a necessity. Choosing the right model can transform your company’s productivity, strategy, and innovation.
Below, we compare four of the most powerful and popular AI assistants of 2025: Gemini (Google), DeepSeek (High-Flyer), Copilot (Microsoft), and ChatGPT (OpenAI).

What makes each one unique?

Gemini (Google)
Google’s AI model, integrated with Workspace (Docs, Sheets, Gmail), stands out for its multimodality (text, images, voice) and its direct connection to real-time search. Its internal reasoning, which allows it to “think” before responding, boosts both accuracy and reliability. Ideal for companies already using the Google ecosystem.

DeepSeek (High-Flyer)
An open-source model focused on logical reasoning, deep analysis, and precise search. It’s a powerful and cost-effective option for companies needing analytical AI without relying on big tech giants.
Performs especially well on technical tasks, with a 90% success rate in mathematics and advanced code generation (Python, Java), outperforming many competitors in these specific areas.

Microsoft Copilot (Microsoft)
Integrated into Word, Excel, Outlook, Teams, and more, Copilot is the ultimate business assistant. It automates tasks, summarizes meetings, creates presentations, and works with your internal Microsoft 365 data.
It’s based on advanced OpenAI models, including optimized GPT versions, with a focus on business productivity and collaboration.

ChatGPT (OpenAI)
The most versatile and conversational AI. Ideal for creativity, writing, customer service, and idea generation. Its GPT-4o version combines text, voice, vision, and real-time reasoning.
The most popular and widely used AI in 2025.

AIs Applied Across Business Functions

1. Strategy & Decision Making

• Gemini: Accesses real-time data from Google Search and generates executive reports.

   

• DeepSeek: Analyzes large data sets and produces step-by-step reasoning reports.

   

• Copilot: Summarizes meetings, extracts key decisions, and suggests next steps.

   

• ChatGPT: Proposes strategic scenarios, drafts plans, and simulates decision-making.

   

2. Marketing & Communication

• Gemini: Writes emails, generates SEO content, and analyzes trends via Google Trends.

   

• DeepSeek: Compares campaigns and analyzes consumer behavior.

   

• Copilot: Creates presentations, automates reporting, and generates content in Word.

   

• ChatGPT: Writes copy, scripts, newsletters, and multichannel content.

   

3. Finance & Legal

• Gemini: Extracts financial data from the web and summarizes it.

   

• DeepSeek: Reviews contracts, detects risks, and analyzes financial statements.

   

• Copilot: Automates financial dashboards and generates reports in Excel.

   

• ChatGPT: Explains complex financial concepts in clear language.

   

4. Human Resources

• Gemini: Analyzes CVs, drafts job postings, and answers FAQs.

   

• DeepSeek: Detects turnover patterns and analyzes employee climate surveys.

   

• Copilot: Automates onboarding processes and document generation.

   

• ChatGPT: Writes job descriptions, simulates interviews, and creates internal culture content.

Feature Comparison