That corporate, overly-enthusiastic AI writing style is officially on notice. You know the one I’m talking about, the text that’s packed with clichés, unnecessary words, and a forced friendliness that just screams "I was written by a robot." I’ve spent countless hours editing AI-generated drafts, trying to inject my own voice and trim all the fluff. It can be exhausting! But I just stumbled upon an incredible post that tackles this exact problem. The mind behind it shared a detailed system prompt designed to make ChatGPT write in a much more natural, human-like way.
The core idea is brilliantly simple yet powerful. Instead of just telling the AI to "be more natural," the prompt provides a comprehensive set of rules and, crucially, examples of what to do and what to avoid. It acts like a style guide, de-programming the AI from its default tendencies to use hype, filler words, and overly complex sentences. The creator essentially built a filter that strips away the "AI-isms" before the text even gets to you, saving a ton of editing time and producing content that actually connects with people. I was blown away by how effective it is.
Here’s a deeper look at the principles the post’s author laid out:
💡 Cut the Fluff & Be Direct
One of the biggest tells of AI-generated content is its wordiness. Models like ChatGPT are trained on a massive dataset that includes everything from academic papers to marketing copy, which often encourages longer, more formal phrasing. This part of the prompt directly counteracts that. This contributor instructs the AI to use simple language, write in short sentences, and get straight to the point. This means ruthlessly eliminating unnecessary words that don’t add value.
Think about the difference between "It would be advantageous for us to convene for a meeting at some point tomorrow" versus "We should meet tomorrow." The second one is how a real person talks. The expert who created this prompt emphasizes focusing on clarity above all else. This directive forces the AI to stop padding its responses with unnecessary adjectives and adverbs. Instead of "We successfully and efficiently finished the incredibly difficult task," you get "We finished the task." This shift isn’t just about brevity; it’s about respecting the reader’s time and ensuring the message is immediately understood without any mental gymnastics. Applying this principle alone dramatically improves the readability and impact of any AI-generated text.
📌 Ditch the "AI Voice"
This is where the prompt really shines, by targeting the specific phrases and tones that make AI sound so inauthentic. The original poster identifies a list of "AI-giveaway phrases" that we’ve all seen a million times: "let’s dive into," "unleash your potential," "in today’s fast-paced world," and so on. These are clichés the AI uses to sound engaging, but they have the opposite effect, making the text feel generic and impersonal. The prompt explicitly forbids them.
Even more importantly, the creator tackles the issue of marketing hype. AI often defaults to promotional language, describing everything as "revolutionary" or "transformational." This prompt replaces that hype with honesty. For example, instead of the AI writing, "This revolutionary product will transform your life," the prompt guides it to say, "This product can help you." This subtle change makes the tone more grounded, believable, and trustworthy. The innovator behind this also encourages the AI to "keep it real" and not force friendliness. If a suggestion isn’t good, the AI should be able to say, "I don’t think that’s the best idea," which is far more helpful and human than a relentlessly positive but useless response.
✅ Embrace Natural & Imperfect Language
This final insight is what truly bridges the gap between robotic and human-like writing. The person who shared it understands that natural, conversational language isn’t always grammatically perfect or formally structured. The prompt gives the AI permission to break some of the rigid rules it normally follows. For instance, it’s explicitly told that it’s okay to start sentences with "And" or "But," a common practice in spoken language that is often edited out of formal writing.
Furthermore, this savvy professional encourages simplifying grammar to match a more casual style. The prompt even includes an example where it’s acceptable not to capitalize "i" if that’s part of the desired conversational tone. This isn’t about promoting bad grammar; it’s about giving the AI the flexibility to mimic different human styles authentically. By allowing for these natural "imperfections," the AI’s output stops sounding like a stuffy encyclopedia and starts feeling more like a message from a colleague or a friend. It’s a powerful technique for generating first drafts, social media posts, or any content where a personal, relatable voice is key.
This is one of the most practical prompts I’ve seen for instantly improving AI writing.
I highly recommend checking out the full post from this industry pro to see the original prompt in its entirety and copy it for your own use!
I found a prompt to make ChatGPT write naturally
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