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a16z Open Source AI Grant

Runs No-strings grant funding community software projects AI developers small teams.

Andreessen HorowitzUnited StatesGrant

The a16z Open Source AI Grant program is a grant-based funding stream intended to support developers and small teams building open source AI stack components. It is structured as grant support, not investment, so recipients are presented as retaining ownership rather than signing into an equity-led deal.

Andreessen Horowitz announced two batches in 2023, with Batch 1 released in August and Batch …

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No upcoming rounds verified. Cadence: One-off.

Last verified: 28 May 2026Source: a16z.com