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Bluesky Raises $100 Million in Series B Led by Bain Capital Crypto

Bluesky Raises $100 Million in Series B Led by Bain Capital Crypto

According to Bluesky’s official announcement, the previously undisclosed April 2025 Series B was led by Bain Capital Crypto, adding funding detail while reinforcing the company’s push to expand its app and ATProto.

Fact Check
The claim is directly supported by Bluesky's official blog post (https://bsky.social/about/blog/03-19-2026-series-b) and corroborated by major tech news outlets like TechCrunch. The details regarding the amount ($100 million), the lead investor (Bain Capital Crypto), and the timing (closed April 2025, announced March 2026) are consistent across all sources.
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Summary

Bluesky disclosed that it raised $100 million in a Series B round that closed in April 2025, according to the company’s official announcement. The financing was led by Bain Capital Crypto, with participation from Alumni Ventures, True Ventures, Anthos Capital, Bloomberg Beta, and the Knight Foundation. Bluesky previously said the funding would support team expansion and continued development of the Bluesky app and ATProto. Existing topic details also indicate that Jay Graber moved from CEO to chief innovation officer and that Bluesky’s user base surpassed 43 million.

Terms & Concepts
  • Series B: A mid-stage startup funding round typically used to expand operations, grow teams, and scale products after earlier financing.
  • ATProto: A decentralized social networking protocol that supports interoperable apps and user-controlled identities.
  • Bain Capital Crypto: Bain Capital’s crypto-focused investment arm, which invests in blockchain and digital asset companies.