What the filing shows

Anthropic's IPO filing (S-1) offers a concrete picture of how the company is strengthening its ties with enterprise customers. According to TechCrunch, more than half of customers spending over $100,000 a year now use both the Claude Platform and at least one of the company's own apps.

A cross-selling playbook

This pattern is compared to Amazon's model of linking retail and cloud services. Once a customer is tied to both the platform and an app, switching away becomes harder, which serves as a lever that makes customers stickier for the company.

Why it matters

For an AI company in the middle of an IPO, one of the key things investors watch is how much of revenue rests on durable, growing enterprise relationships. This data point in the filing shows Anthropic is trying to build not just a model seller, but a structure that holds enterprise customers through both platform and apps.