As of 14 Oct 2026, RadixArk has raised $100M across 1 verified round on record; latest: $100 million seed round led by Accel and Spark Capital, announced 5 May 2026.
RadixArk builds large-scale inference and training systems for the entire AI community, making frontier-level AI infrastructure open and accessible.
radixark.aiLinkedInAI infrastructure
2 sources
The company release is preferred over the article’s less-specific “with Spark Capital” lead wording and provides the more specific post-money valuation description.
| Round | Amount | Announced | Lead | Buzz |
|---|---|---|---|---|
| Seed [ HISTORY ]: An earlier round, from the company's own announcement, found while researching the company. Checked like any round, but not new, so it stays out of the daily feed and alerts; a date range shows it. | $100M at $400 million post-money valuation | 2026-05-05 | Accel, Spark Capital | No recent discussion |
2 sources [ VERIFIED · CORRECTED ] read against 2 sources The company release is preferred over the article’s less-specific “with Spark Capital” lead wording and provides the more specific post-money valuation description. | ||||