Bluesky's plan to build the open social web, not just an X alternative

Executive overview

Social platforms have spent a decade locking users in, closing APIs, and hiding algorithmic manipulation. Bluesky is built on a different premise: open infrastructure that lets anyone build apps, feeds, and moderation tools on top of it.

With only 20 employees, Bluesky reached 24 million active users by prioritising safety over growth and user choice over a single algorithm. The company sees itself as the plumbing for a new social web — not just a Twitter replacement.

The core insight: decentralisation is not a technical feature, it's a democratic choice — users vote with their feet instead of being locked in.

Why users are leaving X

• Trust erodes over time; a single event tips users over the edge — not one thing alone
• 500,000 users joined Bluesky the night X announced changes to its block feature, before any change was enacted
• Users cite dark patterns, lack of safety, and failure to make real connections as root causes
• Growth has been global: over 1 million Japanese users in a week, then millions of Brazilians, now a sustained US wave with no clear end date

How Bluesky differs from other platforms

• Users choose from 50,000+ community-built feeds rather than one centrally controlled algorithm
• Chronological feeds are available alongside a discovery feed — users switch between intimate and global views with one swipe
• Stackable moderation: tools previously reserved for platform moderators are given to users — labeling rude posts, spoilers, deepfakes, political content
• The Guardian gained 300,000 followers in its first week on Bluesky and more engagement than all of 2024 on X (where it has 10.8 million followers)

The AT Protocol and open infrastructure

• Bluesky is built on the AT Protocol, designed from the start for large-scale open social networks
• Anyone can fork the Bluesky app, build a new app on the protocol, or create custom feeds — "Blue Sky, Green Sky, Yellow Sky"
• APIs remain open; developers can build experiences the platform team never would — a dating app using friends-of-friends, AI-powered matching, and more
• Closed APIs killed innovation in social for a decade (e.g., Facebook shutting down Hinge's friends API when launching its own dating product)
• The market Bluesky is addressing is the entire internet, not just Twitter's user base

Business model and data philosophy

• No advertising model — subscriptions fund core operations; premium features cover self-expression (custom frames, higher-res uploads)
• A payments network is planned: Bluesky takes a cut of creator-to-fan transactions already happening via Patreon and Ko-fi
• User data is not sold to train proprietary AI; Bluesky follows a web-style consent model where users can express whether their data may be scraped
• Open-sourcing the app aligns incentives with users — if the experience degrades, users can fork and leave

Content moderation and teen safety

• Moderation is treated as governance, not reactive complaint-handling
• Stackable moderation distributes labeling power to community members, similar to Reddit's model but with more programmatic tools
• Expanded from 25 to 100 content moderators during the growth surge
• On Australia's under-16 ban: Bluesky will comply; sees opportunity for purpose-built teen experiences using the AT Protocol's open data layer
• Blue sky's invite-only period was a deliberate choice to build strong moderation before opening to mass users — a decision that proved correct when Threads launched with 100 million users immediately

Growth strategy

• No celebrity or brand acquisition budget — focus on end-user experience and trust that others follow
• Breaking news is an emerging strength: South Korea's martial law declaration broke on Bluesky when X and Threads were difficult to follow
• Target users: independent creators, journalists, publishers, entrepreneurs who want to own their audience relationship
• Growth has consistently come from external events, but the sustained US wave suggests structural demand rather than a temporary spike