AssemblyAI deprecations & changes

Data via Dead Canary (opens in new tab) (AssemblyAI on Dead Canary (opens in new tab)), which tracks API deprecations, shutdowns and breaking changes. Dates are the vendor’s announced effective dates.

0upcoming

2already in effect

Shutdownmost common type (2)

Upcoming

Nothing upcoming for AssemblyAI.

2026-09-15
ShutdownAsync summarization/auto_chapters params stop working (400)
With the upgrade, the legacy summarization and auto_chapters parameters for async transcription are deprecated and will stop working on September 15, 2026 — after that date, requests setting either field will return a…
Vendor source (opens in new tab) · via Dead Canary (opens in new tab)
2026-07-16
ShutdownOld AssemblyAI docs MCP server disabled
The old AssemblyAI docs MCP server is deprecated and will be fully disabled on July 16, 2026.
Vendor source (opens in new tab) · via Dead Canary (opens in new tab)