Langflow · Schema

MessageResponse

A chat message produced or consumed by a Langflow flow.

AIArtificial IntelligenceAgentsWorkflowsLow-CodeVisual BuilderLangChainRAGMCPOpen SourceFastAPI

Properties

Name Type Description
category object
content_blocks object
context_id object
duration object
edit boolean
files array
flow_id object
id object
properties object
sender string
sender_name string
session_id string
session_metadata object
text string
timestamp string
View JSON Schema on GitHub

JSON Schema

langflow-message-schema.json Raw ↑
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/langflow/main/json-schema/langflow-message-schema.json",
  "title": "MessageResponse",
  "description": "A chat message produced or consumed by a Langflow flow.",
  "properties": {
    "category": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "title": "Category"
    },
    "content_blocks": {
      "anyOf": [
        {
          "items": {
            "description": "A block of content that can contain different types of content.",
            "properties": {
              "allow_markdown": {
                "default": true,
                "title": "Allow Markdown",
                "type": "boolean"
              },
              "contents": {
                "items": {
                  "additionalProperties": true,
                  "type": "object"
                },
                "title": "Contents",
                "type": "array"
              },
              "media_url": {
                "anyOf": [
                  {
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  },
                  {
                    "type": "null"
                  }
                ],
                "title": "Media Url"
              },
              "title": {
                "title": "Title",
                "type": "string"
              }
            },
            "required": [
              "title",
              "contents"
            ],
            "title": "ContentBlock",
            "type": "object"
          },
          "type": "array"
        },
        {
          "type": "null"
        }
      ],
      "title": "Content Blocks"
    },
    "context_id": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "title": "Context Id"
    },
    "duration": {
      "anyOf": [
        {
          "type": "number"
        },
        {
          "type": "null"
        }
      ],
      "title": "Duration"
    },
    "edit": {
      "title": "Edit",
      "type": "boolean"
    },
    "files": {
      "default": [],
      "items": {
        "type": "string"
      },
      "title": "Files",
      "type": "array"
    },
    "flow_id": {
      "anyOf": [
        {
          "format": "uuid",
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "title": "Flow Id"
    },
    "id": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "format": "uuid",
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "title": "Id"
    },
    "properties": {
      "anyOf": [
        {
          "properties": {
            "allow_markdown": {
              "default": false,
              "title": "Allow Markdown",
              "type": "boolean"
            },
            "background_color": {
              "anyOf": [
                {
                  "type": "string"
                },
                {
                  "type": "null"
                }
              ],
              "title": "Background Color"
            },
            "build_duration": {
              "anyOf": [
                {
                  "type": "number"
                },
                {
                  "type": "null"
                }
              ],
              "title": "Build Duration"
            },
            "edited": {
              "default": false,
              "title": "Edited",
              "type": "boolean"
            },
            "icon": {
              "anyOf": [
                {
                  "type": "string"
                },
                {
                  "type": "null"
                }
              ],
              "title": "Icon"
            },
            "positive_feedback": {
              "anyOf": [
                {
                  "type": "boolean"
                },
                {
                  "type": "null"
                }
              ],
              "title": "Positive Feedback"
            },
            "source": {
              "$ref": "#/components/schemas/Source"
            },
            "state": {
              "default": "complete",
              "enum": [
                "partial",
                "complete"
              ],
              "title": "State",
              "type": "string"
            },
            "targets": {
              "default": [],
              "items": {},
              "title": "Targets",
              "type": "array"
            },
            "text_color": {
              "anyOf": [
                {
                  "type": "string"
                },
                {
                  "type": "null"
                }
              ],
              "title": "Text Color"
            },
            "usage": {
              "anyOf": [
                {
                  "$ref": "#/components/schemas/Usage"
                },
                {
                  "type": "null"
                }
              ]
            }
          },
          "title": "Properties",
          "type": "object"
        },
        {
          "type": "null"
        }
      ]
    },
    "sender": {
      "title": "Sender",
      "type": "string"
    },
    "sender_name": {
      "title": "Sender Name",
      "type": "string"
    },
    "session_id": {
      "title": "Session Id",
      "type": "string"
    },
    "session_metadata": {
      "anyOf": [
        {
          "additionalProperties": true,
          "type": "object"
        },
        {
          "type": "null"
        }
      ],
      "title": "Session Metadata"
    },
    "text": {
      "title": "Text",
      "type": "string"
    },
    "timestamp": {
      "format": "date-time",
      "title": "Timestamp",
      "type": "string"
    }
  },
  "required": [
    "sender",
    "sender_name",
    "session_id",
    "text",
    "edit"
  ],
  "type": "object"
}