ChatGPT Prompts for SEO Meta Descriptions

The short version: ChatGPT writes decent first-draft meta descriptions when you feed it the page content, the target keyword and a strict character limit, but you still have to edit every single one because it ignores the 155-character limit about half the time and defaults to the same three sentence structures. Use the prompts below as a starting point, not a finishing line.

Why meta descriptions still matter in 2026

People love saying meta descriptions are dead because Google rewrites them anyway. Google does rewrite a huge chunk of them, Google's own documentation has said for years that it will generate a snippet when it thinks yours doesn't match the query well enough. But a well written description still gets used a lot of the time, and even when it's rewritten, the words you chose feed into what Google pulls from the page. So it's worth the ten minutes. It's just not worth the two hours some people spend on it.

And now there's a second audience for that same snippet: AI engines. If you've read anything on whether ChatGPT uses Google or Bing search results, you'll know that AI answer engines often pull from the same indexed pages and sometimes the same metadata. A clear, specific meta description is doing double duty now, it's not just a Google thing.

The contrarian bit nobody says out loud

Most SEO advice tells you to stuff your keyword near the front of the description and add a call to action. Do that for every page on a 40-page site and you get 40 descriptions that read like a robot filled in a template. Google doesn't rank pages higher because the meta description has the keyword in it, that's not a ranking factor and hasn't been for years. The meta description's only job is to get the click once the page is already showing up. Treat it as an ad, not an SEO task, and your click-through rate will improve more than fiddling with keyword placement ever will.

What to feed ChatGPT before you ask for anything

The quality of the output depends almost entirely on what you give it first. Before you ask for the description, paste in:

• The page's main heading and first two paragraphs
• The exact target keyword or phrase
• The search intent (is someone buying, comparing, or just reading)
• Any specific number, price, or guarantee that makes this page different from a competitor's

Skip this step and you get generic filler. ChatGPT can't invent your unique selling point, it can only phrase the one you give it.

Ten prompts that produce usable drafts

1. The core prompt

"Write 5 meta descriptions for a page about [topic]. Target keyword: [keyword]. Each must be between 120 and 155 characters including spaces, written in active voice, with one specific detail and a reason to click. No generic phrases like 'learn more' or 'discover how'."

2. For a product page

"Write 5 meta descriptions for a product page selling [product]. Price is [£X]. Mention the price, one standout feature, and shipping or returns info if relevant. Keep each one under 155 characters."

3. For a blog post

"Write 5 meta descriptions for a blog post titled '[title]'. The post answers [specific question]. Make each description sound like a direct answer, not a teaser."

4. For a local service page

"Write 5 meta descriptions for a [service] page targeting customers in [location]. Include the location, one trust signal (years in business, number of reviews, or certification), and avoid sounding like a directory listing."

5. For comparing against competitors

"Here are 3 competitor meta descriptions for the same keyword: [paste them]. Write 5 descriptions for my page that are clearly different in angle and wording, not just reworded versions of theirs."

6. For a landing page with a deadline or offer

"Write 5 meta descriptions for a landing page promoting [offer]. The offer ends [date/condition]. Create urgency without using exclamation marks or words like 'hurry'."

7. For a category or hub page

"Write 5 meta descriptions for a category page listing [number] products in [category]. Mention the range or variety rather than one item."

8. For rewriting an underperforming one

"Here is my current meta description: [paste it]. Click-through rate is low compared to pages ranking in similar positions. Rewrite it 5 different ways, each with a different hook (curiosity, specificity, benefit, social proof, question)."

9. For a long guide or pillar page

"Write 5 meta descriptions for a long-form guide covering [topic]. The guide includes [number] sections or steps. Signal depth and usefulness without listing every section."

10. For checking length precisely

"Count the characters in this meta description including spaces and tell me the exact number: [paste description]. If it's over 155, rewrite it to fit under 155 while keeping the main point."

A worked example

Say you run a small online shop selling handmade ceramic planters, and you're writing a meta description for a product page for a terracotta planter set priced at £34. You paste the product description into ChatGPT along with prompt 2 above. A typical first output looks like this:

"Handmade terracotta planter set, £34, three sizes, free UK delivery. Durable, frost-resistant pottery made for indoor and outdoor plants."

That's 142 characters, which fits, but it reads flat. Run it again with "make the first six words do more work to earn the click" and you'll usually get something sharper, like: "Three handmade terracotta planters, £34 the set, free UK delivery, frost-resistant for year-round use outdoors." That's a small edit, but it moves the price and the free delivery earlier, which is what drives the click in a crowded search result. The same logic applies if you're building out a full catalogue, the approach in ChatGPT prompts for Shopify store owners covers how to batch this kind of product copy without it all sounding identical.

The character limit problem nobody fixes

Google doesn't have a fixed character limit, it has a pixel width limit, which is why some 160-character descriptions get cut off and some 170-character ones don't, depending on how many wide letters like "w" and "m" are in there. The 155 to 160 character guideline is a safe approximation, not a rule written in Google's documentation. ChatGPT counts characters inconsistently, it will tell you something is 150 characters when it's 168. Always paste the output into a separate character counter or your CMS's snippet preview before publishing. This is the step almost everyone skips, and it's the reason so many AI-written descriptions get truncated mid-sentence with an ellipsis that cuts off right before the useful bit.

Batch prompting for a whole site

If you've got 50 pages that need descriptions, don't run 50 separate prompts. Build a spreadsheet with columns for URL, target keyword, page summary, and current description. Then prompt: "Here is a list of pages with summaries. Write one meta description per row, 120 to 155 characters, following this format: [paste your preferred structure]. Return the results as a table matching the row order." This keeps everything consistent and lets you paste straight back into the spreadsheet rather than copying one at a time. It's the same batching mindset that works well for other repetitive copy tasks, similar to how prompts for Instagram captions work better when you process a week's worth of posts in one go rather than one caption at a time.

Where this fits into a bigger SEO job

Meta descriptions are maybe 2% of what moves a page up the results. If your site structure, page speed, and content depth are weak, no amount of clever meta description prompting will fix that. If you're trying to work out whether this is a DIY afternoon or something worth paying someone for, what an AI consultant costs gives a realistic breakdown, because for most small sites, a few hours getting the prompts and process right yourself is enough, and you don't need ongoing help for this one task.

Frequently asked questions

Can ChatGPT write meta descriptions that match Google's exact pixel limit?

No. ChatGPT counts characters, not pixel width, so it can tell you a description is 150 characters when Google still truncates it. Always check the final version in a character counter or your CMS preview before publishing.

Does the meta description affect Google rankings directly?

No, it's not a ranking factor. Its job is purely to improve click-through rate once your page already appears in the results, which can indirectly help over time but won't move you up the page on its own.

How many meta description variations should I ask ChatGPT for?

Ask for five at a time. Fewer and you don't have enough to compare, more and you start getting repetitive phrasing because the model runs out of different angles.

Should every page on my site have a unique meta description?

Yes where possible. Duplicate meta descriptions across pages don't directly hurt rankings but they waste the chance to differentiate pages in search results, especially on category or product pages competing for the same keyword.

Where to check the details

• OpenAI's own platform documentation
• Google Search Central documentation