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Preview artifact update
preview_artifact_updateYou need to discover, read, validate, create, or attach Prism visual artifacts.
When to use it
You need to discover, read, validate, create, or attach Prism visual artifacts.
Typical workflow
Plan, generate externally, validate, then create or attach.
What it returns
Artifact metadata, specs, validation results, save guidance, or embeds.
Avoid using it when
You are trying to preview live output through MCP; render externally first.
Advanced input contract
Agent hosts use this JSON Schema to validate the exact input shape.
View JSON Schema
{
"$schema": "http://json-schema.org/draft-07/schema#",
"type": "object",
"properties": {
"artifactId": {
"type": "string",
"format": "uuid",
"pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"
},
"expectedVersion": {
"type": "integer",
"minimum": 1,
"maximum": 9007199254740991
},
"title": {
"type": "string"
},
"description": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"spec": {
"type": "object",
"propertyNames": {
"type": "string"
},
"additionalProperties": {}
},
"operations": {
"maxItems": 100,
"type": "array",
"items": {
"type": "object",
"properties": {
"op": {
"type": "string",
"enum": [
"set",
"remove"
]
},
"path": {
"type": "string",
"minLength": 1,
"maxLength": 1000
},
"value": {}
},
"required": [
"op",
"path"
]
}
}
},
"required": [
"artifactId",
"expectedVersion"
],
"additionalProperties": false
}