Story Model release

Model release: OpenAI & GPT-5.6 Luna

Companies, evidence and market context from the TLDRocket dataset.

Read at Simon Willison's Weblog

Companies & products

NameTypeRoleStories
OpenAI Company Mentioned 2,827
GPT-5.6 Luna Model Subject 29
LLM Model Subject 4
GPT-4o mini Model Mentioned 5
GPT-5 nano Model Mentioned 3

Related funding records

CompanyAmountStageAnnouncedInvestors
OpenAI $20 billion Late stage 6 Aug 2026 (estimated)
Reported; unconfirmed
SoftBank Group

Funding records linked to the grouped event or to these companies within seven days of publication. These may describe a separate transaction. Amounts and confirmation status are shown as recorded.

Other coverage

Facts from TLDRocket’s own records. Report an error or request removal