Expand description
MCP Protocol Method Constants
Module contains all the method name constants used in the MCP protocol as defined in the 2025-03-26 specification.
Constantsยง
- CANCELLED
- COMPLETION_
COMPLETE - ELICITATION_
COMPLETE - ELICITATION_
CREATE - INITIALIZE
- INITIALIZED
- LOGGING_
MESSAGE - LOGGING_
SET_ LEVEL - PING
- PROGRESS
- PROMPTS_
GET - PROMPTS_
LIST - PROMPTS_
LIST_ CHANGED - RESOURCES_
LIST - RESOURCES_
LIST_ CHANGED - RESOURCES_
READ - RESOURCES_
SUBSCRIBE - RESOURCES_
TEMPLATES_ LIST - RESOURCES_
UNSUBSCRIBE - RESOURCES_
UPDATED - ROOTS_
LIST - ROOTS_
LIST_ CHANGED - RPC_
DISCOVER - SAMPLING_
CREATE_ MESSAGE - SERVER_
DISCOVER - Stateless capability and revision discovery (MCP 2026-07-28).
- SUBSCRIPTIONS_
ACKNOWLEDGED - SUBSCRIPTIONS_
LISTEN - Stateless notification stream request (MCP 2026-07-28).
- TASKS_
CANCEL - TASKS_
GET - MCP Tasks extension methods (2026-07-28 extension vocabulary).
- TASKS_
SEND - TASKS_
STATUS - TASKS_
STATUS_ UPDATE - TASKS_
UPDATE - TOOLS_
CALL - TOOLS_
LIST - TOOLS_
LIST_ CHANGED