Before the Debate Over 'ChatGPT or Copilot?' Comes to a Halt—Practical Guide to a Framework for Choosing Among 4 AI Tools Now Free to Download

FULLFACT Inc. has released a practical guide (white paper) titled 'A Framework for Choosing Among 4 AI Tools'—available free of charge. This guide provides clear direction on the criteria for selecting and switching between ChatGPT, Microsoft Copilot, Claude, and Gemini.

Background: Stuck on 'Which one to use?' and unable to move forward

'ChatGPT or Copilot?' This debate halts progress in many companies. Decisions such as 'Let's just use ChatGPT' or 'Everyone in the company gets Copilot' often don't align with actual business needs. What matters is not choosing by product name, but by the nature of the work, organizational structure, existing tools, and data requirements.

What you'll learn from this guide

The three structural reasons why discussions stall at 'ChatGPT or Copilot?'

Current status of the four tools (ChatGPT, Copilot, Claude, Gemini)

Five common pitfalls in the selection process

A four-axis selection framework based on work nature, organization, existing tech stack, and data requirements

Initial tool selection and switching conditions by use case

Governance design when using multiple tools in parallel

Key observation points for evaluation during early adoption

How to access the guide

Download the guide for free via the link below.

https://fullfact.net/whitepapers/ai-tool-comparison-chatgpt-copilot-claude

[For 10 companies only] Free advisory program for 3 months

FULLFACT is offering a free 3-month advisory program, limited to 10 companies. Practitioners with expertise in search (SEO) and AI search (LLMO) will be available via chat for brainstorming anytime, and provide one monthly online consultation (approx. 60 minutes), directly supporting your customer acquisition strategy. This is the same level of support normally offered as paid consulting—but available completely free for 3 months.

※ The advisory service is entirely free. If, during consultations, you feel certain actions are difficult to execute internally, we may propose execution support services at your request.

Apply for the free advisory program

https://fullfact.net/ai-advisory

About FULLFACT Inc.

FULLFACT is an AI consulting partner that handles everything from business strategy to execution with AI as a given. From sales and marketing to customer support and back-office operations, we integrate growth (offense) and profitability (defense) into a single operational framework, and support clients until implementation is fully underway.

Corporate Name: FULLFACT Inc.

Representative: Ayato Adachi, CEO

Address: 2F, 1-22-11 Ginza, Chuo-ku, Tokyo

Founded: August 2021

Website: https://fullfact.net

Media Contact

FULLFACT Inc. Public Relations / Email: info@fullfact.net