Capabilities · Timeline event
What happened: SoftBank completes OpenAI follow-on investment?
The final $10B payment completes the announced $30B follow-on investment; this is financing, not operating cash generation.
When was this milestone recorded?
2026-10-01 · Capital.
What is the source?
SoftBank · final OpenAI investment tranche ↗
Company financial disclosure. Last verified: 2026-10-03T12:06:39.463Z.
What does this tell us about the pace of AI?
This is one selected milestone. Its inclusion does not establish a change in capability, economic returns or an industry-wide growth rate. Announcement, release and measurement dates are different concepts.