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ResourceMetadata

Metadata interface for defining MCP resources.
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name
string
required
Unique identifier for the resource
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title
string
Human-readable title for the resource
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description
string
Detailed description of the resource
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mimeType
string
MIME type of the resource content (e.g., “text/plain”, “application/json”)
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size
number
Size of the resource in bytes
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_meta
object
Metadata for the resource. Supports nested OpenAI metadata and other vendor extensions.
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_meta.openai
OpenAIMetadata
OpenAI-specific metadata for resource configuration
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_meta[key]
unknown
Additional vendor-specific metadata extensions
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[key]
any
Additional custom properties

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