Updated Dec 30
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May 19, 2026
Anthropic Acquires SDK Platform Stainless for at Least $300M, Locking Out OpenAI and Google
Anthropic has acquired Stainless, the SDK generation platform that builds official developer libraries for OpenAI, Google, and Cloudflare, in a deal reportedly worth over $300 million. The acquisition immediately removes a critical infrastructure layer from competitors, forcing them to rebuild their SDK pipelines while Anthropic gains full control of the tooling that powers API integrations across the AI industry.
anthropicstainlesssdk
May 18, 2026
OpenAI Acquires Voice-Cloning Startup Weights.gg in a Pre-IPO Cleanup
OpenAI quietly acquired Weights.gg, a voice-cloning startup with a catalog of unauthorized celebrity voice models including Taylor Swift and Samuel L. Jackson, then shut down its consumer app and scattered the team. Analysts call it a pre-IPO legal cleanup masquerading as a talent acquisition.
openaiweights-ggvoice-cloning
May 8, 2026
Meta bought ARI. The robot is not the product yet.
Meta acquired Assured Robot Intelligence and moved the team into Superintelligence Labs. The important part is not a humanoid launch; it is Meta buying talent and software ideas for the control layer of future robots.
MetaAssured Robot IntelligenceARI