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2025 SEO roundup

December 23, 2025
This has been one of the biggest years ever for digital marketing. 2025 has completely changed the way brands interact with consumers online, from Google’s groundbreaking AI updates to the fast growth of answer engines. This blog explains all of the significant developments you should be aware of before stepping into 2026.

Three big changes that shaped 2025

In 2025, there were major changes in the digital marketing and SEO industry that completely changed how companies handle their online presence. The year was driven by three key changes:
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1. AI integration everywhere

Search isn’t just Google anymore. From ChatGPT Search to Perplexity and Google’s AI Overviews, people are actively using to AI to get answers fast. And often, they get what they need without ever clicking through to a website.

  • Referral traffic from ChatGPT increased by 44%
  • Perplexity traffic increased by 71%
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2. Quality over quantity

Strategies are no longer focused on chasing maximum traffic. The best approach is to prioritize your content and to focus on attracting 1000 engaged visitors who are ready to convert over 10 000 casual browsers who leave your website after a couple of seconds.
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3. Platform diversification

By 2025, depending only on Google wasn’t enough. Marketers who were using only Google saw weaker results, while those who expanded to other platforms did way better. They focused on being visible on TikTok, YouTube, Reddit, and AI search tools; those are places people already use to find answers.

Brands that met users there, instead of pushing everyone to a website, built more trust and drove more engagement, which resulted in conversion.

The rise of AI-Powered search & answer engines

AI search engines changed what people expect. Instead of scrolling through a list of links, users now get direct answers with sources without any need to click.

That caused problems for websites that rely on traffic. Many saw their informational content get fewer visits as people got answers straight from AI tools. But it also provided opportunities for websites that are seen as real experts. Being a trusted source matters more than ever.

Google algorithm updates & SEO transformations

It wasn’t just one update that defined 2025; it was a continuous number of adjustments that all pointed in one direction. Throughout the year, Google moved away from distinct "Helpful Content Updates" and integrated those signals directly into the core algorithm.

The year’s updates focused on three specific targets:


1. AI content didn't get banned (but generic content did)

Google doesn't ban AI but focuses on quality, regardless of who (or what) wrote it. Throughout 2025, Google’s spam updates got much better at recognizing content that wasn’t original. Whether made by AI or humans, generic content was unsuccessful and is a bad approach for your strategy. The winners were the ones who combined AI efficiency with human expertise and insights you couldn’t find anywhere else.

2. E-E-A-T became non-negotiable

Experience, Expertise, Authoritativeness, and Trustworthiness (E-E-A-T) became very important this year. Google got better at recognizing whether you’d actually used the products you reviewed or had real experience with the services you wrote about. Websites that highlighted qualified authors, shared clear sources, and showed real-world experience saw the biggest improvements.

3. Search intent matching got more nuanced

Google’s “helpful content” system got smarter. Even good writing could fail if it didn’t answer what people were actually looking for. It became important to understand why someone was searching. Were they looking to compare options (“best running shoes”), read about a specific product (“Nike Air Force review”), or find something close by (“running shoes near me”)? Focusing on the intent behind the search mattered more than just matching keywords.

What actually works in AI search

Websites that offered something valuable did way better than those that didn’t. Since AI has to cite sources, being recognized as an authority in your area has never been so valuable.

The content that stood out usually had things like:

Original research or data

Hands-on testing with real results

Interactive tools or experiences

Expert insights & unique perspectives

AI can’t just pull this stuff together on its own; it has to reference it. That means that the websites creating it get the traffic and the recognition.
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Brand building matters more now

Google implemented AI even more quickly in 2025 and more users began seeing AI Overviews in their searches.

Everyone was initially concerned that it would reduce website traffic. That was not actually the case. When the overview included interesting details, the AI summaries often caught people's interest and referred them to the sources. Even though clicks didn't always increase, websites that received references ended up appearing more reliable.

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Google's response with AI Overview

Google implemented AI even more quickly in 2025 and more users began seeing AI Overviews in their searches.

Everyone was initially concerned that it would reduce website traffic. That was not actually the case. When the overview included interesting details, the AI summaries often caught people's interest and referred them to the sources. Even though clicks didn't always increase, websites that received references ended up appearing more reliable.

Technical SEO & Core Web Vitals

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INP replaced FID as the responsiveness metric

The biggest technical change came when Interaction to Next Paint (INP) fully replaced First Input Delay (FID) as a Core Web Vital, which surprised a lot of websites.

INP doesn’t just measure the first click; it looks at responsiveness across the whole page experience. That means websites with heavy JavaScript, dynamic content, or lots of interactive elements had to make sure everything stayed smooth from start to finish. Many websites that had focused on FID saw their scores drop under INP. Fixing it meant rethinking how JavaScript ran and how interactions worked throughout a user’s session.

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Page speed got more contextual

Google’s algorithm became more complex about performance evaluation. It started considering device type, network conditions, and user location when assessing website speed.

This meant you couldn’t just optimize for fast devices and strong connections. Your website had to work well for people on older phones and slower networks. The difference between lab tests and what real users actually experience became a key area to focus on.

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Security and privacy signals strengthened

Google began favouring websites with stronger privacy practices, clear cookie policies, and transparent data handling.

As third-party cookies were phased out, privacy-friendly ways to measure performance became a hot topic. Websites that addressed privacy upfront put themselves in a better position for future updates.

What to prioritize in 2026

After all the updates in 2025, it’s clear what matters most for keeping your search presence strong in an AI-driven world. Here is an overview of what to focus on in 2026:

Invest in genuine expertise and original content

The focus on first-hand experience is only going to grow, which means creating content that shows real expertise instead of just chasing keywords. Publish original research, share hands-on testing, and provide unique insights so your website becomes a primary source, not just repeating what others have already said.

Build brand authority beyond Google

As AI search expands, it’s more important than ever to be seen as a trusted source across multiple channels. Focus on building thought leadership, getting mentioned in your industry, and creating a strong, consistent presence that AI systems recognise and cite.

Prioritize user experience

While Core Web Vitals are important, the overall experience of using your website matters even more. Focus on testing with real users, making navigation more simple, and making sure your website actually meets their needs, because technical tweaks won’t help if visitors get frustrated.

Prepare for multi-platform search

Google is still dominant, but it makes sense to be visible wherever your audience is most active, from AI search to social platforms like TikTok or Reddit. Each platform works differently, but the key is to be genuinely helpful and authoritative, not just trying to beat the system.

Use AI tools carefully in your workflow

Professionals who use AI wisely will have an advantage, but it won't replace human expertise. Use AI to help with content research and drafting, but always incorporate your own expertise, fact-checking, and original ideas to produce better, more effective work.

Strengthen technical foundations

Don’t wait with technical problems before it becomes too late. Stay on top of performance, mobile optimisation, and security with regular audits and fixes so small issues don’t turn into big ranking headaches.

Your 2026 SEO checklist

Conclusion

SEO in 2026 is about more than just tactics. It requires combining technical excellence with real expertise and strong branding. Focus on being a trusted authority, creating content that shows your knowledge, keeping your website technically solid, and preparing for a world where AI shapes how people find information. Websites that focus on genuinely helping their audience will succeed, while those that only try to game the system will fall behind.

SEO is changing. Is your strategy ready?

Success in 2026 isn't about traffic volume; it's about genuine value. Don't let your brand get lost in the AI world. Join the companies that are treating SEO as a broader, authority-building strategy.

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      Corporate Marketing Manager
      Niels Krikke is the Corporate Marketing Manager at Seeders Zwolle. With a background in strategic marketing and a keen eye for detail, Niels is dedicated to creating effective marketing campaigns that drive results. With a focus on data-driven strategies and a passion for innovation, Niels plays a key role in developing and executing marketing initiatives that help us achieve our business goals.
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