5 AI Infrastructure companies backed by Index Ventures, including Decagon, Thread AI, Hedra — with the co-investors on each cap table.
Index Ventures — AI Infrastructure accounts for 14 tracked companies with verified cap-table data, 14 of which disclose round sizes totalling $3.3B. The median disclosed raise is $120M, and the largest is Cohere at $1.6B, ahead of Cowboy Space ($365M) and Fireworks AI ($327M).
The names that recur most often on these portfolio cap tables are Index Ventures (15 companies), NVIDIA (4 companies), Radical Ventures (3 companies), Andreessen Horowitz (3 companies), Nvidia (2 companies), New Enterprise Associates (2 companies). By latest disclosed round, the market skews Series B (5), Series A (3), Series C (2), Series D (2).
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