Pin Sep 2025 – Feb 2026 at 750 CZK in ADULT_FEE_MONTHLY_RATE so historical billing is unchanged; new default 700 CZK applies to 2026-04 onward. March 2026 stays at 350. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Pin Sep 2025 – Feb 2026 at 750 CZK in ADULT_FEE_MONTHLY_RATE so historical billing is unchanged; new default 700 CZK applies to 2026-04 onward. March 2026 stays at 350. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>