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ChatGPT digital marketing: what works and what doesn't

Abstract digital artwork of an AI face composed of data particles and geometric shapes.
Chris Wright 8 min read

Quick answer

Use ChatGPT for digital marketing by leveraging it for content ideation and first-draft generation, helping you save time and enhance creativity while retaining a strategic approach.

90% of commercial leaders plan to adopt generative AI, and nearly half of marketers already use it for content creation. To optimise your content strategy with AI, consider how to accelerate content marketing ROI with AI tools. But According to a recent report, 43% say AI tools often produce inaccurate or low-quality outputs. This highlights the need for careful implementation and assessment of AI capabilities . Here’s an honest guide to using ChatGPT for digital marketing, from someone who’s built AI tools for marketing teams for over three years.

I need to be upfront about something. We use AI every day at Fifty Five and Five. We’ve built AI tools for clients like TCS, SAP, and Microsoft. Compass, our marketing platform, runs on AI. So I’m not a sceptic. But I am a realist. That’s why I recommend exploring AI marketing tools that can enhance your strategies and provide practical benefits.

Most of the content you’ll read about ChatGPT and digital marketing falls into two camps: breathless enthusiasm (“it will transform everything!”) or cynical dismissal (“it’s just a fancy autocomplete”). Neither is particularly helpful. The truth, as usual, is more nuanced and more interesting. It’s essential to stay updated on digital marketing technologies that leverage AI effectively for superior results.

What ChatGPT can genuinely do for marketing

Let’s start with what actually works. ChatGPT is genuinely useful for several marketing tasks, particularly ones that involve processing, structuring, or generating text at scale.

Content ideation and brainstorming. Give it a topic and a target audience, and it will generate dozens of angles, headlines, and content ideas in minutes. It won’t replace a strategist who understands your market, but it’s an excellent starting point that saves hours of staring at a blank page.

First-draft generation. Blog posts, social media copy, email campaigns, ad copy. ChatGPT can produce serviceable first drafts quickly. The key word is “first.” These drafts need significant human editing, but they provide a foundation to work from rather than starting from scratch.

SEO tasks. Meta descriptions, keyword clustering, FAQ generation, structured data suggestions. These are pattern-based tasks where ChatGPT performs well because there are clear rules to follow.

Repurposing content. Turning a long blog post into social snippets, email summaries, or video scripts. ChatGPT handles format conversion efficiently because the source material provides the substance.

Research synthesis. Summarising industry reports, extracting key statistics, comparing competing approaches. Useful for building content briefs and understanding a topic quickly.

Where ChatGPT falls dangerously short

This is the part most guides leave out, and it’s the part that matters most.

Hallucinations are a real problem

ChatGPT will confidently cite statistics that don’t exist, reference reports that were never published, and attribute quotes to people who never said them. 43% of marketers say AI tools often produce inaccurate or low-quality outputs, according to SEO.com. That’s not a bug being fixed. It’s a fundamental characteristic of how large language models work.

I’ve seen it happen with our own content. A draft might say “According to a 2021 Gartner report, 73% of B2B buyers prefer AI-personalised journeys.” Sounds credible. Completely fabricated. If that goes live on your site, your credibility takes a hit that no amount of good content can fix.

Every factual claim, every statistic, every attribution needs to be verified by a human. No exceptions.

Generic output kills differentiation

ChatGPT produces content that sounds like ChatGPT. After a while, you start recognising the patterns: the same transitions, the same hedging language, the same structure. HubSpot found that as AI content volume increased across the web, engagement stayed flat. More content, same results. Because it all sounds the same.

If your marketing sounds like everyone else’s marketing, you’re not marketing. You’re just adding to the noise. Brand voice, genuine perspective, and original thinking are what differentiate, and those are precisely what ChatGPT can’t provide.

No strategic understanding

ChatGPT doesn’t understand your funnel. It doesn’t know which personas you’re targeting, which content gaps exist in your buyer journey, or which topics to avoid because your competitor owns them. It generates content in a strategic vacuum.

A marketing agency or internal team understands what not to write. That negative space, knowing which topics serve your commercial goals and which are a waste of effort, is where strategy lives. ChatGPT fills any brief you give it. It can’t tell you which briefs to write in the first place.

The framework that actually works

After three years of integrating AI into our workflows at Fifty Five and Five, here’s the model we’ve landed on.

Automate the repeatable, humanise the strategic

Task typeAI roleHuman role
Content ideationGenerate angles and variationsSelect and refine based on strategy
First draftsProduce initial textEdit for voice, accuracy, and quality
SEO metadataGenerate descriptions and tagsValidate against keyword data and intent
Content repurposingReformat across channelsEnsure brand consistency and quality
Analytics summariesPull and format dataInterpret, prioritise, and act
Strategy and planningNone. Keep this human.Full ownership
Brand voiceNone. Keep this human.Full ownership
Fact-checkingNone. AI makes this problem worse.Full ownership

The principle is simple: use AI for tasks that follow rules and benefit from speed. Keep humans on tasks that require judgement, creativity, and accountability.

Prompting matters more than you think

The difference between useful ChatGPT output and generic rubbish is entirely in how you prompt it. A good prompt has four elements:

  1. Role. Tell it who it’s writing as and for whom.
  2. Task. Be specific about what you want.
  3. Context. Provide audience, goals, constraints, and brand guidelines.
  4. Format. Specify structure, length, and tone.

“Write a blog post about digital marketing” produces garbage. “Write a 200-word LinkedIn post from the perspective of a B2B marketing leader explaining why intent data matters more than lead volume, aimed at VP-level marketing executives, in a conversational but authoritative tone” produces something you can actually work with.

How we do it at Fifty Five and Five

We don’t just use ChatGPT. We build custom AI systems that solve specific marketing problems. That’s an important distinction.

Compass Agents is our AI-powered marketing platform, fine-tuned on client data, brand voice, and industry context. When TCS needed to produce 80+ social media posts a month, Compass didn’t just generate generic copy. It was trained on TCS’s brand guidelines, tone, audience, and content history. The result: 60+ hours of production time saved monthly, and content that actually sounds like TCS.

Compass SEO handles real-time site optimisation. It continuously monitors and updates meta descriptions, internal links, and structured data, adapting to ranking signals as they change.

The difference between using ChatGPT as a general-purpose tool and building custom AI for specific marketing problems is the difference between a generic template and a tailored solution. Both use AI. The outcomes are worlds apart.

When Northern Data Group needed to improve their email marketing, we used Compass Data to enrich their lead database with firmographics and intent signals. The result: doubled email open rates and 200% campaign ROI. That’s not ChatGPT producing better subject lines. That’s AI solving a data quality problem that was undermining the entire campaign.

DIY ChatGPT vs working with an agency

This is worth being honest about, especially since we’re an agency.

DIY works if you have strong in-house marketing skills, a clear strategy, time to learn prompting techniques, and the discipline to fact-check everything. It’s low cost and gives you full control.

DIY breaks down when you need consistent quality at scale, strategic direction, custom AI tools rather than generic ones, or integration across channels. The hidden cost of DIY is the time your team spends learning, experimenting, and fixing mistakes that an experienced partner would avoid.

An agency makes sense when the cost of getting it wrong (brand damage, wasted time, missed opportunities) exceeds the cost of expertise. For most B2B companies generating six or seven-figure pipeline, that threshold is lower than you’d think.

The bottom line

ChatGPT is a genuinely useful tool for digital marketing. It saves time on repeatable tasks, generates solid first drafts, and handles format conversion efficiently. But it’s not a strategy. It’s not a brand voice. And it’s definitely not a fact-checker.

The companies getting the best results from AI in marketing aren’t the ones using ChatGPT the most. They’re the ones using it the most thoughtfully: automating what benefits from speed, keeping humans on what benefits from judgement, and building custom AI where generic tools fall short.

Use ChatGPT for the work it’s good at. Build something better for the work it isn’t. That’s the honest guide to AI in digital marketing.

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