Anthropic’s API pricing docs now state Claude Sonnet 5’s launch $2/$10 per million input/output tokens (introductory through Aug 31, 2026) is the standard price. The previously scheduled Sep 1, 2026 increase to $3/$15 will not occur—good news for teams budgeting coding agents and APIs around Sonnet 5.

Key Takeaways

  • ✓Docs: Sonnet 5 stays $2 input / $10 output per MTok as standard, not intro-only.
  • ✓Scheduled Sep 1, 2026 rise to $3/$15 will not happen.
  • ✓Stabilizes long-run cost models for Claude Code and API coding workloads.
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