API reference · Account and tokens

Create a token

POST/v1/tokens

Create an API token. The token is shown once.

On this page

Auth. An API token: Authorization: Bearer lb_… (create one). Signed-in web sessions work too.

Limits. Each token counts toward your plan's API tokens (5, 20 or 100).

Parameters

Body

Name	Type	Required	Description
`name`	string	no	A name you will recognise, for example `laptop`. Default `default`.
`scopes`	array of string	no	Scopes; default `read`, `stream` and `subscribe`.
`agent`	object	no	The agent this token belongs to, `{name, version}`; deliveries and attestations then carry it.

Request

Terminal

curl -X POST "https://api.langbot.ai/v1/tokens" \
  -H "Authorization: Bearer $LANGBOT_API_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"name": "laptop", "agent": {"name": "mention-sniper", "version": "1.4.0"}}'

Python

from langbot import LangbotClient

async with LangbotClient() as lb:  # reads LANGBOT_API_TOKEN
    token = await lb.create_token("laptop")  # the lb_… string

TypeScript

import { LangbotClient } from "@langbotai/sdk";

const lb = new LangbotClient(); // reads LANGBOT_API_TOKEN
const token = await lb.createToken("laptop");
console.log(token.id);

Response

201 Created

JSON

{ "id": "tok_01J9…", "name": "laptop", "scopes": ["read", "stream", "subscribe"], "agent": { "name": "mention-sniper", "version": "1.4.0" }, "created_at": 1760050000000, "last_used_at": null, "token": "lb_…" }

Errors

Status	`code`	When
401	`auth_required`	No token was sent.
401	`token_invalid`	The token was not recognised (mistyped, revoked or expired).
422	`validation_error`	A parameter failed validation; `detail[].loc` names it.
402	`quota_exceeded`	Your plan's API tokens are all in use; revoke one or move up a plan.
429	`rate_limited`	Over your request budget; wait `Retry-After` seconds.

Every error body is {"detail": …, "code": "…"}; branch on code. All codes: Errors.