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Why Your Brand Voice Matters More Than Ever in the Age of AI

  • Writer: Lee Greyling
    Lee Greyling
  • Jul 25
  • 2 min read

Updated: Aug 6

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Twenty years ago, finding your brand’s voice was a creative exercise. Today, it’s also a technical one. As generative AI tools like ChatGPT, Microsoft Copilot, Gemini and others make their way into marketing and communication workflows, brand voice is no longer just a “nice-to-have” — it’s the only thing separating you from a flood of sameness.


Because let’s be honest: AI can write. But without the right guidance, it can’t sound like you.


So what is brand voice — and why does it matter?


Brand voice is the tone, language, and rhythm that defines how your brand shows up in words. It’s not just your tagline — it’s how you write your emails, your product descriptions, your social media captions. It’s the difference between sounding human or robotic, warm or clinical, curious or confident.


In a world where everyone is using the same tools, voice becomes the filter. It’s how your message cuts through.


But here’s the challenge…


AI doesn’t know your brand voice. Not by default. It needs to be trained — not in the machine learning sense, but in the strategic sense. It needs sample copy, tone-of-voice guidelines, and clear prompts that show it how you communicate, what you care about, and how you relate to your audience.


Without this, you risk sounding like everyone else.


Enter BrandScript AI: Training your tools to speak your truth


Through my onboarding service, I help businesses set up tone-aligned AI workflows that match their brand’s communication style. From crafting internal prompt libraries to creating voice reference documents, it’s about teaching the tool to write with you — not for you.

Whether you’re a startup experimenting with AI for the first time, or a growing brand struggling with inconsistent tone, you can make AI work for you — without losing your voice.


Because in the age of automation, personality is your superpower.


👉 Need help aligning your AI tools to your brand? Let’s chat.

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We value the insight, professionalism and strategic clarity that Greyling Communications brings to our brand. Lee’s ability to adapt to evolving markets across South Africa and East Africa has strengthened our visibility and message. The press articles and editorials she’s crafted have been widely published — both regionally and through our global network. She understands how to position complex industries with credibility and confidence. We highly recommend her PR services.

Johannes du Plessis, Business Manager, Lonza Wood Protection

Lee spearheaded VOASA’s communications efforts, producing a well-regarded industry magazine and newsletter that kept members informed and engaged. One of her standout achievements was the successful coordination of the industry’s first conference in many years – a milestone event that reflected her ability to lead, plan, and execute with professionalism and vision. Lee has played a pivotal role in the ongoing development of VOASA, particularly within an increasingly complex and evolving regulatory environment. Her presence within the industry has been an asset.

Peter Pienaar, GM: Business Development, Southern Sun Resorts & Board Director of the Vacation Ownership Association of South Africa (VOASA).

I have had the pleasure of working with Lee Greyling Communications in various capacities through her long-standing association with First Group. Throughout this time, she consistently demonstrated professionalism and a deep understanding of strategic brand communication, stakeholder relations, and media engagement — across both internal and external channels. Lee is a strong communicator, strategic thinker, and someone who genuinely invests in the relationships she builds. Many of these, like ours, have grown into lasting friendships. Her contribution to the South African timeshare industry has been both significant and appreciated.

Shaun E. Lamont, Managing Director, First Group

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