Anthropic Ships Function Hooks for Claude Code as It Lines Up a $15B Credit Facility Pre-IPO

Anthropic gave developers a new way to customize Claude Code with Function Hooks while reportedly expanding its revolving credit line to $15 billion ahead of an IPO filing.

Anthropic is fighting the frontier war on two fronts at once: developer surface area and the balance sheet. On the product side, @ClaudeDevs announced Function Hooks, described as "a new way to let you extend and customize Claude Code." The post went viral among developers, and for good reason — hooks are the kind of quietly consequential feature that changes real workflows rather than headlines.

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