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POST
/
chats-streaming
Error
A valid request URL is required to generate request examples
{
  "type": "generation_tokens",
  "text": "<string>",
  "id": "<string>",
  "full": true
}

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Approval-required events

If the agent reaches an ask-first action while streaming, the stream emits a tool_approval_request event and then ends normally. Resume the paused chat with POST /chats/{chat_id}/approvals.

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Rate Limits

600 requests per minute.

Authorizations

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Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Body

application/json
​
content
string
required

The content of the user message.

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assistant_id
string | null

Deprecated. Use agent_id instead.

​
agent_id
string | null

The ID of the agent to use for the chat. You can find the ID by clicking on the agent in the Agents page.

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chat_id
string

The ID of the chat to continue. If not provided, a new chat will be created.

Example:

"123"

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research_mode
boolean

Enable research mode for this chat. Only works if the agent has research mode enabled ('optional' or 'always_on').

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citation_style
enum<string>
default:remove

The style of citations to use. 'remove' will not show any citations, 'link' will format them as URLs.

Available options:
link,
remove
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output_format
enum<string>
default:markdown

The format of the content returned. 'markdown' includes formatting, 'text' returns plain text.

Available options:
markdown,
text
​
prompt_variables
object

Prompt variables as input to the agent.

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answer_only
boolean
default:false

When enabled for non-streaming responses, return only the final answer text, excluding intermediate reasoning, thinking steps, and agent narration. Has no effect on streaming responses.

Response

Success

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type
enum<string>
required

Partial chat

Available options:
generation_tokens
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text
string
required

The content of the partial chat

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id
string

The ID of the chat

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full
boolean

Whether the chat is complete