Modal's Series C: Raising $355M at a $4.65B valuation

Summary

Modal announced a $355 million Series C at a $4.65 billion post-money valuation, led by General Catalyst and Redpoint, with participation from Menlo, Bain Capital Ventures, Accel, and all existing investors. The company grew fivefold since September and surpassed $300 million in annualized revenue. Modal is a cloud platform built for AI workloads, offering elastic inference, dynamic agent runtimes, and batch processing. Its Sandboxes feature, which provides isolated environments for untrusted code, has launched over 1 billion instances and accounts for more than a third of revenue. Modal plans to invest in low-latency inference, reinforcement learning infrastructure, and expanded agent computing capabilities.

Takeaways

1. 1

   Modal raised $355 million at a $4.65 billion valuation, led by General Catalyst and Redpoint, after growing fivefold since September and surpassing $300 million in annualized revenue.

2. 2

   Modal’s Sandboxes feature, launched for running untrusted AI-generated code, has surpassed 1 billion launches and now drives more than a third of the company’s revenue.

3. 3

   Modal owns its full compute and storage stack, achieving capabilities such as 100x cold-start improvement via GPU snapshotting and scaling from 0 to 1,000 GPUs in minutes without reservations.

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