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API Reference
Beta
Chat

Get Full Session

beta.chat.retrieve(strsession_id, ChatRetrieveParams**kwargs) -> ChatRetrieveResponse
GET/api/v1/chat/{session_id}

Retrieve a full session by ID, including its event history.

ParametersExpand Collapse
session_id: str
organization_id: Optional[str]
project_id: Optional[str]
ReturnsExpand Collapse
class ChatRetrieveResponse: …

Full chat session including its complete event history.

events: List[Event]

Ordered list of events that make up the conversation history.

One of the following:
class EventThinkingDeltaEvent: …
content: str
type: Optional[Literal["thinking_delta"]]
class EventTextDeltaEvent: …
content: str
type: Optional[Literal["text_delta"]]
class EventThinkingEvent: …
content: str
type: Optional[Literal["thinking"]]
class EventTextEvent: …
content: str
type: Optional[Literal["text"]]
class EventToolCallEvent: …
arguments: Dict[str, object]
call_id: str
name: str
type: Optional[Literal["tool_call"]]
class EventToolResultEvent: …
call_id: str
name: str
result: object
image_attachment: Optional[EventToolResultEventImageAttachment]

Coordinates for lazily resolving a page screenshot presigned URL.

attachment_name: str
source_id: str
type: Optional[Literal["tool_result"]]
class EventStopEvent: …
error: Optional[str]
is_error: bool
usage: EventStopEventUsage
duration_ms: Optional[float]
total_input_tokens: Optional[int]
total_output_tokens: Optional[int]
turns: Optional[int]
type: Optional[Literal["stop"]]
class EventUserInputEvent: …
content: str
type: Optional[Literal["user_input"]]
last_updated_at: str

ISO-format timestamp showing when the session was last updated.

session_id: str

Unique session identifier.

generated_title: Optional[str]

Auto-generated title derived from the first user message.

index_ids: Optional[List[str]]

Indexes this session is bound to. Null on unbound sessions.

job_metadata: Optional[JobMetadata]

Token usage and status from the most recent run. Null if the session has not been run yet.

duration_ms: Optional[float]
error: Optional[str]
export_config_ids: Optional[List[str]]
is_error: Optional[bool]
total_input_tokens: Optional[int]
total_output_tokens: Optional[int]
turns: Optional[int]

Get Full Session

import os
from llama_cloud import LlamaCloud

client = LlamaCloud(
    api_key=os.environ.get("LLAMA_CLOUD_API_KEY"),  # This is the default and can be omitted
)
chat = client.beta.chat.retrieve(
    session_id="session_id",
)
print(chat.session_id)
{
  "events": [
    {
      "content": "content",
      "type": "thinking_delta"
    }
  ],
  "last_updated_at": "2026-04-22T12:34:41.342245",
  "session_id": "ses-abc123",
  "generated_title": "What were the main findings in Q3?...",
  "index_ids": [
    "idx-abc123",
    "idx-def456"
  ],
  "job_metadata": {
    "duration_ms": 0,
    "error": "error",
    "export_config_ids": [
      "string"
    ],
    "is_error": true,
    "total_input_tokens": 0,
    "total_output_tokens": 0,
    "turns": 0
  }
}
Returns Examples
{
  "events": [
    {
      "content": "content",
      "type": "thinking_delta"
    }
  ],
  "last_updated_at": "2026-04-22T12:34:41.342245",
  "session_id": "ses-abc123",
  "generated_title": "What were the main findings in Q3?...",
  "index_ids": [
    "idx-abc123",
    "idx-def456"
  ],
  "job_metadata": {
    "duration_ms": 0,
    "error": "error",
    "export_config_ids": [
      "string"
    ],
    "is_error": true,
    "total_input_tokens": 0,
    "total_output_tokens": 0,
    "turns": 0
  }
}