capital · May 18, 2026
E2B Raises $21M Series A Led by Insight Partners
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E2B completed a $21 million Series A round on July 30, 2025, led by Insight Partners with participation from 11 investors including Cortical Ventures and Deep Acre. The funding supports expansion of engineering and go-to-market teams globally plus enhancements to the open-source sandbox protocol. E2B customers include Hugging Face, Perplexity, Groq, and Manus. The company plans to strengthen interoperability with other infrastructure providers.
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