What is generative AI and which tools should you use?

What is generative AI and which tools should your business use? How it works, tools by use case (text, image, video), risks and EU AI Act rules.

By Rim Housni
6 min read

Key takeaways

  • Generative AI is a branch of artificial intelligence that creates original content (text, images, audio, video, code) from a natural-language instruction called a prompt.
  • It relies on large models trained on huge datasets that generate the most probable continuation of a piece of content, which is why outputs can be plausible but wrong.
  • Generative AI tools fall into four groups: conversational assistants, image and video generators, models you integrate into your own systems, and AI built into business software.
  • Using them safely requires usage rules, human review and compliance with the GDPR and, in the EU, the AI Act.

Introduction

Generative AI is a branch of artificial intelligence that creates original content in various formats: text, images, videos, and much more. Unlike traditional AI, it goes beyond analysis and interpretation by generating new data.

For large B2B enterprises, generative AI represents an unprecedented opportunity to transform their business processes: automated report generation, virtual product design, personalized marketing campaigns, and much more.

How does generative AI work?

A generative AI system relies on a model trained on very large volumes of data: text, images, audio or code. During training, the model learns statistical patterns; once trained, it produces content step by step, each time choosing a probable continuation.

  • For text, large language models (LLMs) predict the next word, or more precisely the next token, from everything that precedes it: this is how conversational assistants work.
  • For images, audio and video, other architectures, such as diffusion models, progressively build a result consistent with the description provided.
  • The prompt, the instruction you write in natural language, steers generation: the more it specifies context, format and audience, the more usable the result.

This mechanism also explains the limits. The model produces plausible content, not necessarily accurate content: it can confidently invent a reference or a figure, which is called a "hallucination." It does not know your internal data unless you provide it, which raises confidentiality questions. Review every output before using it, and never paste confidential information into a consumer service.

Business use is spreading: in 2025, 8.8% of EU enterprises used AI to generate written or spoken language or code, and 9.5% to generate images, video or sound (Eurostat).

Cutting-edge Tools for B2B

The generative AI tool ecosystem is evolving rapidly. Here are some representative solutions for B2B companies:

1. ChatGPT Enterprise (OpenAI)

This tool offers advanced customization for content creation, customer support, and strategic report generation. It integrates advanced data security features, crucial for large enterprises.

2. Jasper AI

Designed for marketing teams, Jasper helps generate tailored campaigns, emails, and content optimized for engagement.

3. Synthesia

Specializing in personalized video creation, Synthesia is a popular solution for training and internal communication.

4. GPT Image (OpenAI) and Adobe Firefly

For visual creation, these tools allow for the design of mock-ups and product visuals from simple text descriptions, accelerating design cycles.

5. Cohere

Designed for companies looking to integrate generative AI models into their own systems, Cohere facilitates large-scale customization.

Which generative AI tool should you choose for each use case?

The market changes quickly: OpenAI, for example, removed its DALL·E models from its API on May 12, 2026 in favor of its GPT Image models. It is safer to reason by use case than by product name:

Use caseExample toolsWhat to check
Conversational assistant (drafting, summarizing, analysis)ChatGPT Enterprise, Microsoft 365 Copilot, Google Gemini, Anthropic Claude, Mistral AI Le ChatData hosting and reuse of what users type
Images and visualsOpenAI GPT Image, Adobe Firefly, MidjourneyRights to the generated content
Video and training contentSynthesiaDisclosure of AI-generated content
Models to integrate into your own systemsCohere, Mistral AI, APIs from the major providersIn-house skills and usage costs
AI built into business softwareCopilots in ERP, CRM and HRIS suitesActual adoption by users

Beyond features, compare data location, contractual commitments (no reuse of your data for model training), reversibility and how easily your teams can adopt the tool. For the AI features now built into management software, see our article on AI in ERP systems.

Strategic implications of generative AI for businesses

The adoption of generative AI in B2B businesses presents significant challenges and opportunities:

1. Value Chain Optimization

Large enterprises are adopting generative AI to reduce time-to-market through rapid prototyping, commercial presentations, and strategic studies.

2. Strengthening Competitiveness

In a constantly evolving world, B2B leaders are leveraging these technologies to differentiate themselves through innovation and mass personalization.

3. Security and Ethics

Managing sensitive data and ensuring algorithmic transparency are becoming priorities. Choose tools that comply with the GDPR and, if you operate in the EU, with the AI Act, whose transparency obligations apply from August 2026.

Towards Business Model Transformation

B2B companies integrating these technologies are seeing a profound change in their operations:

Conclusion: Making generative AI work for your business

B2B companies must adapt quickly to harness the transformative potential of generative AI. By investing in the right tools and adopting an effective digital transformation strategy, they can not only optimize their processes but also push the boundaries of innovation.

Have a project in mind? Contact our experts to discuss it. At Knowmore, we support companies in their digital transformation through innovative adoption platforms. Explore our solutions to maximize the integration of generative AI into your business processes.

Frequently asked questions

What is the difference between AI and generative AI?

Artificial intelligence covers all the techniques that let a machine perform tasks associated with human intelligence, such as classifying, predicting or recognizing an image. Generative AI is one branch of it: instead of only analyzing or classifying existing data, it creates new content, including text, images, audio, video or code, from an instruction written in natural language.

What are examples of generative AI in business?

In business, generative AI drafts first versions of emails, proposals and documentation, summarizes meetings and reports, answers customer or employee questions, produces marketing visuals, generates training videos and helps developers write code. In each case, a person should review and validate the output before it is used, especially for customer-facing or regulated content.

What are the most popular generative AI tools?

Widely used general-purpose assistants include OpenAI's ChatGPT, Microsoft Copilot, Google Gemini and Anthropic's Claude. For images, Midjourney, Adobe Firefly and OpenAI's GPT Image models are common choices; for video, avatar-based tools such as Synthesia. In companies, generative AI increasingly arrives as copilots built into ERP, CRM and HRIS software rather than as separate tools.

Is generative AI regulated in Europe?

Yes. The EU AI Act entered into force on August 1, 2024. Obligations for providers of general-purpose AI models have applied since August 2, 2025, and transparency rules, including the disclosure of certain AI-generated content, apply from August 2026. The GDPR applies as soon as personal data is processed. Companies outside the EU are concerned when they offer or use AI systems in the EU.

What is a prompt in generative AI?

A prompt is the instruction, written in natural language, that tells a generative AI tool what to produce. A good prompt specifies the expected role, the context, the goal, the output format and the target audience. The more precise the instruction, and the more examples it includes, the more relevant the result, which still needs to be checked before use.

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