Stripe Acquires OpenRouter for Over $7B, Reshaping AI Model Routing

What happened: Stripe has finalized an agreement to acquire OpenRouter for more than $7 billion, a significant premium over OpenRouter’s $1.3 billion valuation in May 2026. OpenRouter connects 8 million developers to over 400 AI models via a single API, earning a 5% commission on inference and generating annualized revenue of $140 million by mid-2026. The deal follows Stripe’s 2025 acquisition of Metronome and positions Stripe as a central player in AI billing and model access infrastructure.

Why it matters: The acquisition cements Stripe’s role as a critical intermediary in the AI ecosystem, controlling both the payment rails and the routing layer for model access. While some analysts see this as a move toward building the "ledger of AI," others raise concerns about routing neutrality and potential antitrust issues, given Stripe’s expanded control over developer access and model demand data. The deal also highlights the growing importance—and value—of infrastructure that sits between AI models and their users.

Source: Decrypt