Modal hits $1B ARR with Series D as notable dev-rel hire joins to champion the platform

charles_irl · x · 2026-10-15

charlesirl announced he's joining Modal, with the mission of getting everyone else to see what he sees there: data-driven computing powered by open generative models trained at web scale and adapted to end-user needs via code, customization, and continual improvement.

Modal's site meanwhile discloses $1B in annualized run rate and a new Series D round. Modal is cloud infrastructure for production AI spanning inference serving (LLM/image/video/audio), isolated sandboxes for coding agents and RL rollouts (scaling to 1M concurrent sandboxes in seconds), and training from single-GPU fine-tuning to multi-node RL.

Related event: Modal Hits $1B ARR, Raises $750M Series D at $15.75B Valuation(7 posts)→

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