X has officially introduced a new feature called Custom Timelines, designed to give users granular control over their home feeds by pinning specific interests directly to the main interface. Powered by Grok, the platform’s proprietary AI chatbot, the feature curates content based on more than 75 distinct topics ranging from technology to niche sports. This update represents a strategic pivot in how content is consumed on the platform, shifting away from a singular, mixed algorithmic timeline toward a more organised, interest-driven user experience.

The rollout has commenced in an early access phase specifically for Premium subscribers on iOS, with a wider release for Android users expected in the near future. By leveraging Grok's analytical capabilities, X aims to filter and prioritise posts that align with a user’s specific passions, allowing for a more focused browsing session. The company describes the project as a multi-month development effort intended to modernise the discovery process and improve long-term user engagement. Sora New Feature Update: OpenAI Now Allows Users To Create Videos up to 25 Seconds Long and Access Storyboards; Check Details.

X Custom Timelines: AI-Driven Personalisation via Grok

The core of the Custom Timelines experience is its integration with Grok, which works in tandem with X’s existing recommendation engine. Unlike traditional lists, these timelines use AI to analyse real-time conversations across the platform, ensuring that the content remained relevant and timely. The system is designed to become more accurate as users interact with their pinned topics, using past behaviour and engagement patterns to refine the quality of the surfaced posts.

Nikita Bier, head of product at X, highlighted the complexity of the feature's development, noting that it was a major undertaking for the engineering team. By moving towards this model, X is providing a hybrid solution that combines the benefits of an automated algorithm with the intentionality of user-selected categories. This approach allows users to switch between a general "For You" feed and specialized silos without leaving the primary home tab.

Strategic Ecosystem Changes and XChat

The introduction of Custom Timelines coincides with a broader restructuring of the X ecosystem. The platform has been gradually moving away from older community-based features to focus on AI-centric personalisations. This shift is also expected to tie into the upcoming XChat app, where personalised content feeds will likely play a role in how users discover and join conversations.

Industry analysts observe that by gating this feature behind a Premium subscription, X is continuing its strategy of adding tangible value to its paid tiers. The ability to bypass the noise of a general timeline is viewed as a significant utility for power users and professionals who use the platform for specific industry news. As the feature expands, X plans to gather feedback from early adopters to increase the number of available topics and the depth of the AI’s curation.

Availability of X Custom Timelines and Support for Android

While currently limited to iOS devices, the infrastructure for Custom Timelines is being prepared for a cross-platform presence. Premium members can access the feature by selecting their preferred topics from a curated list and pinning them for easy access. X has confirmed that the underlying logic will be consistent across devices, ensuring a seamless transition for users who manage their accounts on multiple platforms. YouTube Rolls Out ‘Zero-Minute’ Option To Disable Shorts Feed; Here’s How It Works.

As generative AI continues to reshape social media landscapes, the central role of Grok in this update highlights X's reliance on its in-house technology to differentiate itself from competitors. The success of Custom Timelines will likely serve as a blueprint for future AI integrations, potentially leading to more automated curation features across the platform’s messaging and video services later this year.

TruLY Score by LatestLY
Rating:5

TruLY Score 5 – Trustworthy | On a Trust Scale of 0-5 this article has scored 5 on LatestLY. It is verified through official sources (X ). The information is thoroughly cross-checked and confirmed. You can confidently share this article with your friends and family, knowing it is trustworthy and reliable.

(The above story first appeared on LatestLY on Apr 23, 2026 04:21 PM IST. For more news and updates on politics, world, sports, entertainment and lifestyle, log on to our website latestly.com).