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6 changes: 3 additions & 3 deletions specification/draft/apps.mdx
Original file line number Diff line number Diff line change
Expand Up @@ -1032,9 +1032,9 @@ sequenceDiagram
else Message
UI ->> H: ui/message
H -->> H: Process message and follow up
else Notify
else Log
UI ->> H: notifications/message
H ->> H: Process notification and store in context
H ->> H: Log message (for debugging/telemetry)
else Resource read
UI ->> H: resources/read
H ->> S: resources/read
Expand Down Expand Up @@ -1293,7 +1293,7 @@ This proposal synthesizes feedback from the UI CWG and MCP-UI community, host im

**Alternatives considered:**

- **Custom message protocol:** Current MCP-UI approach with message types like tool, intent, prompt, etc. These message types can be translated to a subset of the proposed JSON-RPC messages.
- **Custom message protocol:** Current MCP-UI approach with message types like tool, prompt, etc. These message types can be translated to a subset of the proposed JSON-RPC messages.
- **Global API object:** Rejected because it requires host-specific injection and doesn't work with external iframe sources. Syntactic sugar may still be added on the server/UI side.

#### 3. Support Raw HTML Content Type
Expand Down
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