Social Media

LinkedIn Is Rebuilding Its Feed Using an LLM-Based Retrieval System

On 12 March 2026, LinkedIn’s Hristo Danchev announced that the platform will be introducing a new AI-powered ranking and retrieval system that will reshape how content appears in users’ feeds. He explains this new feature as a move toward a more unified, LLM-driven approach. While the platform has used AI in feed ranking for some time, this latest update represents a deeper shift in how recommended content will be surfaced in users’ feeds. The new system uses LLMs to better interpret what posts are about and how they connect to a user’s professional interests and activity over time.

The aim is to create a feed that feels more relevant and personalised to members, surfacing content that aligns more closely with what users engage with, rather than relying heavily on separate ranking systems or broad signals like trending topics.

 

A Move Away From Fragmented Ranking Systems

LinkedIn’s previous feed relied on a combination of different retrieval methods, each operating independently. According to the announcement, these included:

  • A chronological index of a user’s network activities
  • Trending posts by a user’s geography
  • Collaborative filtering based on similar members’ interests
  • Industry-specific trending content.

Each of these retrieval systems contributed to what users saw on their feed. While this approach offered variety, it also introduced complexity. Multiple systems required separate infrastructure, which made optimisation more difficult and came with hefty maintenance costs, Danchev explained. The updated model replaces this with a unified retrieval system, which is supported by LMMs and a sequential ranking framework. Instead of pulling from disconnected sources, the feed is now generated through a more cohesive process that considers how users interact with content over time.

 

What’s Changing in How Content Is Surfaced

The introduction of LLMs allows LinkedIn to move beyond surface-level signals and better interpret the meaning behind each post. Rather than focusing primarily on who posted the content or how widely it’s trending, the system can now:

  • Analyse the topics and themes within content
  • Understand how different subjects are semantically related
  • Learn from ongoing user behaviour and engagement patterns
  • Surface content that aligns with professional interests and goals.

One of the more noteworthy changes is the potential increase in content recommended from outside a user’s immediate network. Posts from people users follow may appear in their feed more frequently, especially if they’re relevant to the topics the user engages with. This is similar to a broader shift seen across other platforms, where discovery is becoming more interest-led rather than network-led.

From a performance perspective, LinkedIn has indicated that this system can surface content in under 50 milliseconds, which suggests that speed and scalability are also key considerations in this update.

 

What This Means for Content Visibility on LinkedIn

For brands and individuals using LinkedIn as a marketing or distribution channel, this change places more emphasis on content relevance. Visibility may be less dependent on existing follower relationships, geographic trends and broad popularity signals. It may be more influenced by:

  • How clearly your content aligns with specific topics
  • Whether it matches the interests and behaviour of your target audience
  • How users engage with similar content over time.

This may create more opportunities for your content to reach more audiences, especially if it addresses well-defined themes. At the same time, it raises the importance of consistency. If the system is learning from patterns of engagement, then regular, topic-focused content may perform more reliably than one-off posts covering a wide range of topics.

From an advertising perspective, while not directly impacting ads, improved feeds and content surfacing should lead to better user engagement. Improved stickiness on the platform should lead to more eyeballs on ads, benefiting advertisers. LinkedIn notoriously struggles with CTRs, but it does have its place in certain niches, especially as an awareness driver. The announced changes should lead to positive results across the board in LinkedIn Ads, and we’ll be monitoring any fluctuations.

 

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The Last Word

LinkedIn’s move to an LLM retrieval system signals a shift toward more context-aware, interest-driven distribution. For content creators and brands, this places more focus on relevance and alignment with audience interests.

As the system continues to evolve, it may be worth reviewing how your LinkedIn content is structured and whether it consistently speaks to the topics your audience cares about. If you’re looking to sense-check how changes like this could affect your digital marketing, our team is happy to talk it through.

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