MCPServer: content-block returns are unstructured, prompt messages take Image/Audio - #3320

Open

maxisbey wants to merge 9 commits into

mainfrom

mcpserver-content-and-prompt-ergonomics

Commits on Aug 16, 2026

Remove stale TODO from Client.send_roots_list_changed
maxisbey
committed
02a0c5e
Accept Image and Audio helpers as prompt message content
maxisbey
committed
5234189
Treat content-block, Image and Audio return annotations as unstructured tool output
maxisbey
committed
0be83f5
Let MCPServer.add_prompt take a function; export prompt Message classes
maxisbey
committed
d26de07
Leave the migration guide alone; these are 2.x fixes, not v1->v2 breaks
maxisbey
committed
988fbbf
Drop the add_prompt(fn) overload; keep only the Message re-exports
maxisbey
committed
b1f7a29
Review round: mirror _convert_to_content in the content rule; keep prompts and templates out of it
maxisbey
committed
9cc83c9
Prompt functions may return bare content blocks, Image or Audio
maxisbey
committed
2251112
Review nits: Annotated recursion looks at the type only; drop Iterable from content origins; prompt() docstring
maxisbey
committed
6f95028