Marqeta

Marqeta merchantgroups API

The merchantgroups API from Marqeta — 2 operation(s) for merchantgroups.

Documentation GitHub OpenAPI

Operations 4

GET /merchantgroups Lists all Merchant Groups #

POST /merchantgroups Creates a merchant group #

GET /merchantgroups/{token} Returns a Merchant Group #

PUT /merchantgroups/{token} Updates an Merchant Group #

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/marqeta-merchantgroups-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 form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

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

OpenAPI Specification

openapi: 3.2.0
info:
  contact:
    email: support@marqeta.com
    name: Marqeta
  description: Marqeta's Core API endpoints, conveniently annotated to enable code generation (including SDKs), test cases, and documentation. Currently in beta.
  termsOfService: https://www.marqeta.com/api-terms
  title: Core accepted countries Merchantgroups API
  version: 3.0.39
servers:
- url: /v3
security:
- mqAppAndAccessToken: []
tags:
- name: merchantgroups
paths:
  /merchantgroups:
    get:
      operationId: getMerchantGroups
      parameters:
      - description: mid
        explode: true
        in: query
        name: mid
        required: false
        schema:
          type: string
        style: form
      - description: Number of items to retrieve. Count can be between 1 - 10 items.
        explode: true
        in: query
        name: count
        required: false
        schema:
          default: 10
          format: int32
          type: integer
        style: form
      - description: Indicates from what row to start returning data.
        explode: true
        in: query
        name: start_index
        required: false
        schema:
          default: 0
          format: int32
          type: integer
        style: form
      - description: Field by which to sort the returned items. Use any field in the model, or system fields lastModifiedTime or createdTime.
        explode: true
        in: query
        name: sort_by
        required: false
        schema:
          default: -lastModifiedTime
          type: string
        style: form
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MerchantGroupListResponse'
          description: Success
        '400':
          content: {}
          description: Bad request
        '500':
          content: {}
          description: Server error
      summary: Lists all Merchant Groups
      tags:
      - merchantgroups
    post:
      operationId: postMerchantGroup
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/merchant_group_request'
        required: false
      responses:
        '201':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/merchant_group_response'
          description: Success
        '400':
          content: {}
          description: User input error/Bad request
        '409':
          content: {}
          description: Token already associated with a different payload
        '500':
          content: {}
          description: Server error
      summary: Creates a merchant group
      tags:
      - merchantgroups
  /merchantgroups/{token}:
    get:
      operationId: getMerchantGroup
      parameters:
      - description: Merchant Group token
        explode: false
        in: path
        name: token
        required: true
        schema:
          type: string
        style: simple
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/merchant_group_response'
          description: Success
        '400':
          content: {}
          description: Bad request
        '404':
          content: {}
          description: Merchant Group not found
        '500':
          content: {}
          description: Server error
      summary: Returns a Merchant Group
      tags:
      - merchantgroups
    put:
      operationId: putMerchantGroupsToken
      parameters:
      - explode: false
        in: path
        name: token
        required: true
        schema:
          type: string
        style: simple
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/merchant_group_update_request'
        description: Merchant Group
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/merchant_group_response'
          description: Success
        '400':
          content: {}
          description: Bad request
        '500':
          content: {}
          description: Server error
      summary: Updates an Merchant Group
      tags:
      - merchantgroups
components:
  schemas:
    merchant_group_update_request:
      properties:
        active:
          default: false
          type: boolean
        mids:
          items:
            type: string
          maxItems: 4000
          minItems: 1
          type: array
        name:
          maxLength: 40
          minLength: 1
          type: string
      type: object
    MerchantGroupListResponse:
      properties:
        count:
          format: int32
          type: integer
        data:
          items:
            $ref: '#/components/schemas/merchant_group_response'
          type: array
        end_index:
          format: int32
          type: integer
        is_more:
          default: false
          type: boolean
        start_index:
          format: int32
          type: integer
      type: object
    merchant_group_response:
      properties:
        active:
          default: false
          type: boolean
        created_time:
          format: date-time
          type: string
        last_modified_time:
          format: date-time
          type: string
        mids:
          items:
            type: string
          type: array
        name:
          type: string
        token:
          type: string
      type: object
    merchant_group_request:
      properties:
        active:
          default: false
          type: boolean
        mids:
          items:
            type: string
          maxItems: 4000
          minItems: 1
          type: array
        name:
          maxLength: 40
          minLength: 1
          type: string
        token:
          maxLength: 36
          minLength: 1
          type: string
      required:
      - name
      type: object
  securitySchemes:
    mqAppAndAccessToken:
      scheme: basic
      type: http