Glean

Glean Chat API

Multi-turn generative chat over enterprise content with grounded answers, citations, and tool use.

GitHub OpenAPI

Operations 8

POST /chat Send a chat message to the Glean assistant #
POST /getchat Get a chat session by id #
POST /listchats List the user's chat sessions #
POST /deletechats Delete one or more chat sessions #
POST /deleteallchats Delete all chat sessions for the user #
POST /uploadchatfiles Upload files for use in chat context #
POST /getchatfiles List uploaded chat files #
POST /deletechatfiles Delete uploaded chat files #

Documentation

📖
Documentation
https://developers.glean.com/api-info/client/getting-started
📖
Documentation
https://developers.glean.com/api-info/indexing/getting-started
📖
Documentation
https://developers.glean.com/api-reference/client-api/chat

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/glean/refs/heads/main/openapi/glean-chat-api-openapi.yml

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OpenAPI Specification

glean-chat-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Glean Client REST Chat API
  version: 0.9.0
  description: 'Subset of Glean''s Client REST API. Glean exposes search, chat, agents,

    answers, announcements, collections, documents, people, summarize,

    insights, recommendations, tools, governance, and verification endpoints

    against the customer''s Glean instance.


    Derived from the public OpenAPI definition published at

    https://gleanwork.github.io/open-api/specs/final/client_rest.yaml'
  contact:
    name: Glean Developers
    url: https://developers.glean.com/
servers:
- url: https://{instance}-be.glean.com/rest/api/v1
  description: Glean customer instance
  variables:
    instance:
      default: customer
      description: Glean instance subdomain
security:
- bearerAuth: []
tags:
- name: Chat
paths:
  /chat:
    post:
      tags:
      - Chat
      summary: Send a chat message to the Glean assistant
      operationId: chat
      responses:
        '200':
          description: Chat response
  /getchat:
    post:
      tags:
      - Chat
      summary: Get a chat session by id
      operationId: getChat
      responses:
        '200':
          description: OK
  /listchats:
    post:
      tags:
      - Chat
      summary: List the user's chat sessions
      operationId: listChats
      responses:
        '200':
          description: OK
  /deletechats:
    post:
      tags:
      - Chat
      summary: Delete one or more chat sessions
      operationId: deleteChats
      responses:
        '200':
          description: Deleted
  /deleteallchats:
    post:
      tags:
      - Chat
      summary: Delete all chat sessions for the user
      operationId: deleteAllChats
      responses:
        '200':
          description: Deleted
  /uploadchatfiles:
    post:
      tags:
      - Chat
      summary: Upload files for use in chat context
      operationId: uploadChatFiles
      responses:
        '200':
          description: OK
  /getchatfiles:
    post:
      tags:
      - Chat
      summary: List uploaded chat files
      operationId: getChatFiles
      responses:
        '200':
          description: OK
  /deletechatfiles:
    post:
      tags:
      - Chat
      summary: Delete uploaded chat files
      operationId: deleteChatFiles
      responses:
        '200':
          description: OK
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: 'Glean API token, passed as `Authorization: Bearer <token>`'