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Title: Standardize input and output schema · Issue #886 · modelcontextprotocol/java-sdk · GitHub

Open Graph Title: Standardize input and output schema · Issue #886 · modelcontextprotocol/java-sdk

X Title: Standardize input and output schema · Issue #886 · modelcontextprotocol/java-sdk

Description: Currently (1.1.0) a MCP-Tool has different types for input schema and output schema. The inputSchema is a JsonSchema, whereas the outputScheem is a Map I don't quite understand, why there should be a difference.

Open Graph Description: Currently (1.1.0) a MCP-Tool has different types for input schema and output schema. The inputSchema is a JsonSchema, whereas the outputScheem is a Map I don't quite understand, why...

X Description: Currently (1.1.0) a MCP-Tool has different types for input schema and output schema. The inputSchema is a JsonSchema, whereas the outputScheem is a Map<String, Object> I don't quite under...

Opengraph URL: https://github.com/modelcontextprotocol/java-sdk/issues/886

X: @github

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Domain: github.com

Hey, it has json ld scripts: 
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Standardize input and output schemahttps://github.com/modelcontextprotocol/java-sdk/issues/886#top
https://github.com/Kehrlann
P2Moderate issues affecting some users, edge cases, potentially valuable featurehttps://github.com/modelcontextprotocol/java-sdk/issues?q=state%3Aopen%20label%3A%22P2%22
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on Mar 27, 2026https://github.com/modelcontextprotocol/java-sdk/issues/886#issue-4151025003
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