TikTok Shop launched group deals, auction tools, and carousel shopping features for UK merchants.

WhatsApp is letting account holders invite non-users to chat via shareable guest links, though guests will have limited call functionality.

DoubleVerify survey data shows social commerce conversions dropped to 25% from 30%, even as influencer marketing effectiveness and reach concerns declined among marketers.

Pinterest published a marketing playbook encouraging brands to use the platform to drive real-world offline engagement rather than maximize on-site time.

Facebook rolled out a chatbot-based interface that lets users adjust their feed ranking by adding or removing interests in plain language.

X has expanded Grok chatbots with search and analytics capabilities for in-app posts and brand mentions to help marketers track trends.

Marketers facing difficulty measuring influencer campaign ROI are responding by increasing spend on influencer content amplification as a measurement workaround.

X consolidated its premium subscription offerings into unified pricing tiers with five price points including a free tier.

Snapchat published a holiday marketing guide for 2026 offering marketers statistics and tactics for reaching gift-givers during the shopping season.

E.l.f. Cosmetics is launching a metaverse activation on Korea-based Zepeto following prior success on Roblox and Twitch.

Reddit announced measures to provide election resources and limit misinformation spread on its platform.

X rebuilt its third-party developer showcase to highlight official partners and agentic use cases.

Threads has launched Gems, an in-app rewards system that automatically highlights original posts and replies that generate value and discussion.

X has introduced a liveness verification tool to detect whether suspect accounts are operated by humans or bots.

YouTube plans to test its Ask YouTube feature within the Shorts player, initially in English on select videos.

Snap promoted Snap Map as a brand engagement tool while acknowledging that users still rely primarily on Google Maps for location information.

TikTok signed an exclusive content deal with Made By Us Studios for select microdrama series from high-profile creators.

YouTube views for Taylor Swift's 'Patient Zero' dropped 45% in its second week, with official music video accounting for only 64% of total views.

Threads is expanding parental supervision features to let parents see which accounts their teens have blocked.

X launched an MLB Gametime hub offering real-time scores and fan conversations, mirroring its existing NFL experience.

TikTok awarded Rebecca Yarros's "Fourth Wing" its inaugural European Bestseller of the Year honor for BookTok-driven sales.