AI 101
Metered API

A metered API charges you for each use, usually per million tokens in and out, instead of a flat monthly fee.
Think of it like this: It is paying at the pump: you fill up as needed and the bill follows what you burned.
Source:
- https://platform.claude.com/docs/en/about-claude/pricing (checked Oct 15, 2026)
- https://developers.openai.com/api/docs/concepts (checked Oct 15, 2026)
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