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Title: RFC: add `Tool.outputSchema` and `CallToolResult.structuredContent` by bhosmer-ant · Pull Request #371 · modelcontextprotocol/modelcontextprotocol · GitHub

Open Graph Title: RFC: add `Tool.outputSchema` and `CallToolResult.structuredContent` by bhosmer-ant · Pull Request #371 · modelcontextprotocol/modelcontextprotocol

X Title: RFC: add `Tool.outputSchema` and `CallToolResult.structuredContent` by bhosmer-ant · Pull Request #371 · modelcontextprotocol/modelcontextprotocol

Description: Specification and documentation for the Model Context Protocol - RFC: add `Tool.outputSchema` and `CallToolResult.structuredContent` by bhosmer-ant · Pull Request #371 · modelcontextprotocol/modelcontextprotocol

Open Graph Description: [update: relaxed the modality of content and structuredContent and the coupling of structuredContent and outputSchema validation in #559] Adds support for strict validation of structured tool resul...

X Description: [update: relaxed the modality of content and structuredContent and the coupling of structuredContent and outputSchema validation in #559] Adds support for strict validation of structured tool resul...

Opengraph URL: https://github.com/modelcontextprotocol/modelcontextprotocol/pull/371

X: @github

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[sdk implement]add Tool.outputSchema and CallToolResult.structuredContent #686 https://github.com/modelcontextprotocol/modelcontextprotocol/issues/686
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Add support for Tool.outputSchema and CallToolResult.structuredContent modelcontextprotocol/rust-sdk#316 https://github.com/modelcontextprotocol/rust-sdk/pull/316
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Refactor server by merging the initial and hackathon ones opsmill/infrahub-mcp#9 https://github.com/opsmill/infrahub-mcp/pull/9
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Example to give description to tool's result modelcontextprotocol/csharp-sdk#754 https://github.com/modelcontextprotocol/csharp-sdk/issues/754
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[FEATURE] Support structured responses from MCP tools langchain4j/langchain4j#3714 https://github.com/langchain4j/langchain4j/issues/3714
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Mcptool outputSchema Missing field description spring-projects/spring-ai#4772 https://github.com/spring-projects/spring-ai/issues/4772
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[FEATURE] Surface MCP tool outputSchema to the model context, not just the renderer anthropics/claude-code#54197 https://github.com/anthropics/claude-code/issues/54197
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Document and validate the current content / structuredContent compatibility strategy ignfab/geocontext#129 https://github.com/ignfab/geocontext/issues/129
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Fixed feat(mcp): register get_contract_status tool AbdulmalikAlayande/sorokeep#234 https://github.com/AbdulmalikAlayande/sorokeep/pull/234
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