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Add schema validation to lowlevel server (#1005)

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bhosmer-ant 2025-06-25 09:23:49 -04:00 • committed by GitHub
commit c8bbfc034d
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1 changed files with 1155 additions and 8 deletions
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7
src/mcp/types.py
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@ -839,6 +839,11 @@ class Tool(BaseMetadata):
"""A human-readable description of the tool."""
inputSchema: dict[str, Any]
"""A JSON Schema object defining the expected parameters for the tool."""
outputSchema: dict[str, Any] | None = None
"""
An optional JSON Schema object defining the structure of the tool's output
returned in the structuredContent field of a CallToolResult.
"""
annotations: ToolAnnotations | None = None
"""Optional additional tool information."""
meta: dict[str, Any] | None = Field(alias="_meta", default=None)
@ -874,6 +879,8 @@ class CallToolResult(Result):
"""The server's response to a tool call."""
content: list[ContentBlock]
structuredContent: dict[str, Any] | None = None
"""An optional JSON object that represents the structured result of the tool call."""
isError: bool = False