Starting June 15, 2026, Anthropic moved Claude Agent SDK, headless Claude Code, and third-party agents off subscription subsidies to a separate per-user credit system ranging from $20 to $200 www.pravinkumar.co . This represents a major restructuring of Claude's billing model.

Credit System

Paid Claude plans now gain dedicated monthly credits for programmatic usage, with Pro users receiving $20/month and higher tiers getting up to $200 in credits levelup.gitconnected.com .