veryfront__list_conversation_messagesAccess
No external-service connection is required. Use a Veryfront credential with access to the requested resources. Call type: Read-only.Arguments
| Field | Type | Required | Description and constraints |
|---|---|---|---|
conversation_id | string | Yes | Conversation identifier that scopes the request. Format: uuid. |
cursor | string | No | Opaque pagination cursor returned by a previous response. |
limit | integer | No | Most messages per page (default 50). Values above 100 are clamped to 100. Minimum: 1. Maximum: 200. |
Example request
Send this JSON-RPC request through an initialized MCP client. Replace sample identifiers and values before calling the tool. See MCP client setup.request.json
{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/call",
"params": {
"name": "veryfront__list_conversation_messages",
"arguments": {
"conversation_id": "00000000-0000-4000-8000-000000000000"
}
}
}
Result
The published output shape is summarized below. Inspect both the MCP response content andisError when handling a call.
| Field | Type | Required | Description and constraints |
|---|---|---|---|
data | object[] | Yes | Message records for the requested page. |
page_info | object | Yes | Pagination cursors for the message list. |
Full schemas
{
"type": "object",
"properties": {
"conversation_id": {
"type": "string",
"format": "uuid",
"description": "Conversation identifier that scopes the request."
},
"cursor": {
"type": "string",
"description": "Opaque pagination cursor returned by a previous response."
},
"limit": {
"type": "integer",
"minimum": 1,
"maximum": 200,
"description": "Most messages per page (default 50). Values above 100 are clamped to 100."
}
},
"required": [
"conversation_id"
],
"additionalProperties": false,
"description": "Arguments for the list_conversation_messages tool.",
"$schema": "http://json-schema.org/draft-07/schema#"
}
{
"type": "object",
"properties": {
"data": {
"type": "array",
"items": {
"type": "object",
"properties": {
"id": {
"type": "string",
"description": "Message identifier."
},
"conversation_id": {
"type": "string",
"description": "Conversation identifier that owns the message."
},
"parent_id": {
"type": [
"string",
"null"
],
"description": "Parent message identifier when the message belongs to a branch or reply chain."
},
"seq": {
"type": "number",
"description": "Monotonic sequence number within the conversation."
},
"role": {
"type": "string",
"enum": [
"user",
"assistant",
"tool"
],
"description": "Message role such as user, assistant, tool, or system."
},
"created_by": {
"type": [
"string",
"null"
],
"description": "User or actor identifier that created the message."
},
"sender_type": {
"type": "string",
"enum": [
"user",
"webhook",
"service_account",
"integration",
"agent",
"system"
],
"description": "Sender kind: user, webhook, service_account, integration, agent or system.",
"default": "user"
},
"sender_id": {
"type": [
"string",
"null"
],
"description": "Sender identifier: the participant or agent for an agent message, otherwise the author."
},
"sender_display_name": {
"type": [
"string",
"null"
],
"description": "Human-readable sender name when available."
},
"parts": {
"type": "array",
"items": {
"anyOf": [
{
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "text"
},
"text": {
"type": "string",
"maxLength": 100000
}
},
"required": [
"type",
"text"
],
"additionalProperties": false,
"description": "Structured option 1 details associated with this tool result."
},
{
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "image"
},
"upload_id": {
"type": "string",
"format": "uuid"
},
"media_type": {
"type": "string"
},
"url": {
"type": "string"
}
},
"required": [
"type",
"upload_id",
"media_type"
],
"additionalProperties": false,
"description": "Structured option 2 details associated with this tool result."
},
{
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "file"
},
"upload_id": {
"type": "string",
"format": "uuid"
},
"media_type": {
"type": "string"
},
"filename": {
"type": "string"
},
"url": {
"type": "string"
}
},
"required": [
"type",
"media_type"
],
"additionalProperties": false,
"description": "Structured option 3 details associated with this tool result."
},
{
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "tool_call"
},
"id": {
"type": "string",
"description": "Unique identifier for the returned record."
},
"name": {
"type": "string",
"description": "Human-readable name for the returned record."
},
"input": {
"type": "object",
"additionalProperties": {
"description": "Additional structured values associated with this result."
},
"description": "Structured input details associated with this tool result."
},
"state": {
"type": "string",
"enum": [
"streaming",
"pending",
"completed",
"error"
]
}
},
"required": [
"type",
"id",
"name",
"input",
"state"
],
"additionalProperties": false,
"description": "Structured option 4 details associated with this tool result."
},
{
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "tool_result"
},
"tool_call_id": {
"type": "string",
"description": "Tool call identifier associated with this result."
},
"output": {},
"is_error": {
"type": "boolean"
}
},
"required": [
"type",
"tool_call_id"
],
"additionalProperties": false,
"description": "Structured option 5 details associated with this tool result."
},
{
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "reasoning"
},
"text": {
"type": "string",
"maxLength": 100000
},
"signature": {
"type": "string"
}
},
"required": [
"type",
"text"
],
"additionalProperties": false,
"description": "Structured option 6 details associated with this tool result."
},
{
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "citation"
},
"source_id": {
"type": "string"
},
"url": {
"type": "string"
},
"title": {
"type": "string",
"description": "Short human-readable title returned by the tool."
},
"quote": {
"type": "string"
}
},
"required": [
"type",
"source_id"
],
"additionalProperties": false,
"description": "Structured option 7 details associated with this tool result."
},
{
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "source_document"
},
"source_id": {
"type": "string"
},
"media_type": {
"type": "string"
},
"title": {
"type": "string",
"description": "Short human-readable title returned by the tool."
},
"filename": {
"type": "string"
}
},
"required": [
"type",
"source_id",
"media_type",
"title"
],
"additionalProperties": false,
"description": "Structured option 8 details associated with this tool result."
},
{
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "step_start"
}
},
"required": [
"type"
],
"additionalProperties": false,
"description": "Structured option 9 details associated with this tool result."
},
{
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "error"
},
"code": {
"type": "string"
},
"message": {
"type": "string"
}
},
"required": [
"type",
"code",
"message"
],
"additionalProperties": false,
"description": "Structured option 10 details associated with this tool result."
},
{
"type": "object",
"properties": {
"type": {
"type": "string",
"const": "data"
},
"name": {
"type": "string",
"description": "Human-readable name for the returned record."
},
"value": {}
},
"required": [
"type",
"name"
],
"additionalProperties": false,
"description": "Structured option 11 details associated with this tool result."
}
],
"description": "One part item associated with this record."
},
"description": "Structured message parts, including text, tool invocations, or rich content blocks."
},
"model": {
"type": [
"string",
"null"
],
"description": "Model identifier that generated the message, when applicable."
},
"run_usage": {
"anyOf": [
{
"type": "object",
"properties": {
"scope": {
"type": "string",
"const": "run"
},
"model": {
"type": [
"string",
"null"
],
"description": "AI model id associated with this tool result."
},
"input_tokens": {
"type": "integer",
"minimum": 0
},
"output_tokens": {
"type": "integer",
"minimum": 0
},
"cache_creation_input_tokens": {
"type": "integer",
"minimum": 0
},
"cache_read_input_tokens": {
"type": "integer",
"minimum": 0
},
"reasoning_tokens": {
"type": "integer",
"minimum": 0
},
"total_tokens": {
"type": "integer",
"minimum": 0
},
"model_calls": {
"type": "integer",
"minimum": 0
},
"cost_credits": {
"type": [
"string",
"null"
]
}
},
"required": [
"scope",
"model",
"input_tokens",
"output_tokens",
"cache_creation_input_tokens",
"cache_read_input_tokens",
"reasoning_tokens",
"total_tokens",
"model_calls",
"cost_credits"
],
"additionalProperties": false,
"description": "Structured run usage details associated with this tool result."
},
{
"type": "null",
"description": "The run usage returned by the tool."
}
],
"description": "Token usage and cost of the whole run that produced an assistant message; absent when none is recorded."
},
"token_usage": {
"anyOf": [
{
"type": "object",
"properties": {
"input": {
"type": "number"
},
"output": {
"type": "number"
},
"reasoning_tokens": {
"type": "integer",
"minimum": 0
}
},
"additionalProperties": true,
"description": "Structured token usage details associated with this tool result."
},
{
"type": "null",
"description": "The token usage returned by the tool."
}
],
"description": "Token accounting metadata associated with the message."
},
"finish_reason": {
"type": [
"string",
"null"
],
"description": "Completion finish reason for model-generated messages."
},
"cost_credits": {
"type": [
"string",
"null"
],
"description": "Credit cost attributed to the message, when tracked."
},
"status": {
"type": "string",
"enum": [
"pending",
"streaming",
"completed",
"failed",
"cancelled"
],
"description": "Lifecycle status of the message."
},
"edited_at": {
"type": [
"string",
"null"
],
"description": "Timestamp when the message was edited, or null when unedited."
},
"idempotency_key": {
"type": [
"string",
"null"
],
"description": "Idempotency key used to deduplicate message creation requests."
},
"metadata": {
"anyOf": [
{
"type": "object",
"additionalProperties": {
"description": "Additional structured values associated with this result."
},
"description": "Additional structured metadata returned by the tool."
},
{
"type": "null",
"description": "Additional structured metadata returned by the tool."
}
],
"description": "Additional machine-readable message metadata."
},
"created_at": {
"type": "string",
"description": "Timestamp when the message was created."
},
"updated_at": {
"type": [
"string",
"null"
],
"description": "Timestamp when the message was last updated."
}
},
"required": [
"id",
"conversation_id",
"seq",
"role",
"parts",
"status",
"created_at"
],
"additionalProperties": false,
"description": "Conversation message record returned by MCP conversation tools."
},
"description": "Message records for the requested page."
},
"page_info": {
"type": "object",
"properties": {
"self": {
"type": [
"string",
"null"
],
"description": "Cursor representing the current page."
},
"first": {
"type": "null",
"description": "Always null because these MCP pagination flows do not expose a first-page cursor."
},
"next": {
"type": [
"string",
"null"
],
"description": "Cursor for the next page, or null when there are no more results."
},
"prev": {
"type": [
"string",
"null"
],
"description": "Cursor for the previous page, or null when unavailable."
}
},
"required": [
"self",
"first",
"next",
"prev"
],
"additionalProperties": false,
"description": "Pagination cursors for the message list."
}
},
"required": [
"data",
"page_info"
],
"additionalProperties": false,
"description": "Paginated conversation message list response.",
"$schema": "http://json-schema.org/draft-07/schema#"
}