Changelog

Changes that affect integration behavior are recorded here.

2026-07-23

• Added secret-key v2 order list, order detail, and delivery-status reads.
• Added secret-key v2 wallet balance, wallet entry, and funding-account reads.
• Added v2 rate-limit response headers and HTTP 429 behavior.
• Added signed webhooks and dashboard signing-secret management.
• Published OpenAPI 3.1 and Node.js, Python, PHP, and Flutter clients.
• Preserved all existing v1 paths and request behavior.