OpenAI — Gross Margin: 33%

NoteThe source text explicitly states 'OpenAI posted a 33% gross margin' for 2025, which directly matches the claimed value of 33% (exact stored value: 33) as of 2025-12. The source also confirms the contextual details: inference costs reached $8.4B in 2025, margins are down from 40% in 2024, and the margin is constrained by these inference costs. The temporal alignment is correct (2025-12 claim vs. 2025 data in source). All supporting details in the additional context are corroborated by the source text.