LangChain comments API

The comments API from LangChain — 3 operation(s) for comments.

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools

Call it yourself

curl for this page
This API
curl "https://apis.io/api/v1/apis/langchain-comments-api"
All apis
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

langchain-comments-api-openapi.yml Raw ↑
openapi: 3.1.0
info:
  title: LangSmith access_policies comments API
  description: 'The LangSmith API is used to programmatically create and manage LangSmith resources.


    ## Host

    https://api.smith.langchain.com


    ## Authentication

    To authenticate with the LangSmith API, set the `X-Api-Key` header

    to a valid [LangSmith API key](https://docs.langchain.com/langsmith/create-account-api-key#create-an-api-key).


    '
  version: 0.1.0
servers:
- url: /
tags:
- name: comments
paths:
  /api/v1/comments/{owner}/{repo}:
    post:
      tags:
      - comments
      summary: Create Comment
      operationId: create_comment_api_v1_comments__owner___repo__post
      security:
      - API Key: []
      - Tenant ID: []
      - Bearer Auth: []
      parameters:
      - name: owner
        in: path
        required: true
        schema:
          type: string
          title: Owner
      - name: repo
        in: path
        required: true
        schema:
          type: string
          title: Repo
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateCommentRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
    get:
      tags:
      - comments
      summary: Get Comments
      operationId: get_comments_api_v1_comments__owner___repo__get
      security:
      - API Key: []
      - Tenant ID: []
      - Bearer Auth: []
      parameters:
      - name: owner
        in: path
        required: true
        schema:
          type: string
          title: Owner
      - name: repo
        in: path
        required: true
        schema:
          type: string
          title: Repo
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          maximum: 100
          minimum: 1
          default: 20
          title: Limit
      - name: offset
        in: query
        required: false
        schema:
          type: integer
          minimum: 0
          default: 0
          title: Offset
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListCommentsResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/v1/comments/{owner}/{repo}/{parent_comment_id}:
    get:
      tags:
      - comments
      summary: Get Sub Comments
      operationId: get_sub_comments_api_v1_comments__owner___repo___parent_comment_id__get
      security:
      - API Key: []
      - Tenant ID: []
      - Bearer Auth: []
      parameters:
      - name: owner
        in: path
        required: true
        schema:
          type: string
          title: Owner
      - name: repo
        in: path
        required: true
        schema:
          type: string
          title: Repo
      - name: parent_comment_id
        in: path
        required: true
        schema:
          type: string
          format: uuid
          title: Parent Comment Id
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          maximum: 100
          minimum: 1
          default: 20
          title: Limit
      - name: offset
        in: query
        required: false
        schema:
          type: integer
          minimum: 0
          default: 0
          title: Offset
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListCommentsResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
    post:
      tags:
      - comments
      summary: Create Sub Comment
      operationId: create_sub_comment_api_v1_comments__owner___repo___parent_comment_id__post
      security:
      - API Key: []
      - Tenant ID: []
      - Bearer Auth: []
      parameters:
      - name: owner
        in: path
        required: true
        schema:
          type: string
          title: Owner
      - name: repo
        in: path
        required: true
        schema:
          type: string
          title: Repo
      - name: parent_comment_id
        in: path
        required: true
        schema:
          type: string
          format: uuid
          title: Parent Comment Id
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateCommentRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Comment'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/v1/comments/{owner}/{repo}/{parent_comment_id}/like:
    post:
      tags:
      - comments
      summary: Like Comment
      operationId: like_comment_api_v1_comments__owner___repo___parent_comment_id__like_post
      security:
      - API Key: []
      - Tenant ID: []
      - Bearer Auth: []
      parameters:
      - name: owner
        in: path
        required: true
        schema:
          type: string
          title: Owner
      - name: repo
        in: path
        required: true
        schema:
          type: string
          title: Repo
      - name: parent_comment_id
        in: path
        required: true
        schema:
          type: string
          format: uuid
          title: Parent Comment Id
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
                title: Response Like Comment Api V1 Comments  Owner   Repo   Parent Comment Id  Like Post
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
    delete:
      tags:
      - comments
      summary: Unlike Comment
      operationId: unlike_comment_api_v1_comments__owner___repo___parent_comment_id__like_delete
      security:
      - API Key: []
      - Tenant ID: []
      - Bearer Auth: []
      parameters:
      - name: owner
        in: path
        required: true
        schema:
          type: string
          title: Owner
      - name: repo
        in: path
        required: true
        schema:
          type: string
          title: Repo
      - name: parent_comment_id
        in: path
        required: true
        schema:
          type: string
          format: uuid
          title: Parent Comment Id
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
                title: Response Unlike Comment Api V1 Comments  Owner   Repo   Parent Comment Id  Like Delete
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
components:
  schemas:
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
            - type: string
            - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
      type: object
      required:
      - loc
      - msg
      - type
      title: ValidationError
    CreateCommentRequest:
      properties:
        content:
          type: string
          title: Content
      type: object
      required:
      - content
      title: CreateCommentRequest
    ListCommentsResponse:
      properties:
        comments:
          items:
            $ref: '#/components/schemas/Comment'
          type: array
          title: Comments
        total:
          type: integer
          title: Total
      type: object
      required:
      - comments
      - total
      title: ListCommentsResponse
    Comment:
      properties:
        id:
          type: string
          format: uuid
          title: Id
        comment_by:
          anyOf:
          - type: string
            format: uuid
          - type: 'null'
          title: Comment By
        comment_on:
          type: string
          format: uuid
          title: Comment On
        parent_id:
          anyOf:
          - type: string
            format: uuid
          - type: 'null'
          title: Parent Id
        content:
          type: string
          title: Content
        created_at:
          type: string
          format: date-time
          title: Created At
        updated_at:
          type: string
          format: date-time
          title: Updated At
        comment_by_name:
          anyOf:
          - type: string
          - type: 'null'
          title: Comment By Name
        num_sub_comments:
          type: integer
          title: Num Sub Comments
        num_likes:
          type: integer
          title: Num Likes
        liked_by_auth_user:
          anyOf:
          - type: boolean
          - type: 'null'
          title: Liked By Auth User
      type: object
      required:
      - id
      - comment_on
      - content
      - created_at
      - updated_at
      - num_sub_comments
      - num_likes
      title: Comment
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
  securitySchemes:
    API Key:
      type: apiKey
      in: header
      name: X-API-Key
    Tenant ID:
      type: apiKey
      in: header
      name: X-Tenant-Id
    Bearer Auth:
      type: http
      description: Bearer tokens are used to authenticate from the UI. Must also specify x-tenant-id or x-organization-id (for org scoped apis).
      scheme: bearer
    Organization ID:
      type: apiKey
      in: header
      name: X-Organization-Id