Amazon Mechanical Turk #X Amz Target=MTurkRequesterServiceV20170117.CreateAdditionalAssignmentsForHIT API

The #X Amz Target=MTurkRequesterServiceV20170117.CreateAdditionalAssignmentsForHIT API from Amazon Mechanical Turk — 1 operation(s) for #x amz target=mturkrequesterservicev20170117.createadditionalassignmentsforhit.

Operations 1

POST /#X-Amz-Target=MTurkRequesterServiceV20170117.CreateAdditionalAssignmentsForHIT Amazon Mechanical Turk Create Additional Assignments for H I T #

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/amazon-mechanical-turk-x-amz-target-mturkrequesterservicev20170117-createadditionalassignmentsforhit-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.

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

OpenAPI Specification

amazon-mechanical-turk-x-amz-target-mturkrequesterservicev20170117-createadditionalassignmentsforhit-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  version: 1.0.0
  x-release: v4
  title: 'Amazon Mechanical Turk #X Amz Target=MTurkRequesterServiceV20170117.AcceptQualificationRequest #X Amz Target=MTurkRequesterServiceV20170117.AcceptQualificationRequest #X Amz Target=MTurkRequesterServiceV20170117.CreateAdditionalAssignmentsForHIT #X Amz Target=MTurkRequesterServiceV20170117.CreateAdditionalAssignmentsForHIT #X Amz Target=MTurkRequesterServiceV20170117.CreateAdditionalAssignmentsForHIT API'
  description: <fullname>Amazon Mechanical Turk API Reference</fullname>
  x-logo:
    url: https://twitter.com/awscloud/profile_image?size=original
    backgroundColor: '#FFFFFF'
  termsOfService: https://aws.amazon.com/service-terms/
  contact:
    name: Mike Ralphson
    email: mike.ralphson@gmail.com
    url: https://github.com/mermade/aws2openapi
    x-twitter: PermittedSoc
  license:
    name: Apache 2.0 License
    url: http://www.apache.org/licenses/
  x-providerName: amazonaws.com
  x-serviceName: mturk-requester
  x-origin:
  - contentType: application/json
    url: https://raw.githubusercontent.com/aws/aws-sdk-js/master/apis/mturk-requester-2017-01-17.normal.json
    converter:
      url: https://github.com/mermade/aws2openapi
    x-apisguru-driver: external
  x-apiClientRegistration:
    url: https://portal.aws.amazon.com/gp/aws/developer/registration/index.html?nc2=h_ct
  x-apisguru-categories:
  - cloud
  x-preferred: true
servers:
- url: http://mturk-requester.{region}.amazonaws.com
  variables:
    region:
      description: The AWS region
      enum:
      - us-east-1
      - us-east-2
      - us-west-1
      - us-west-2
      - us-gov-west-1
      - us-gov-east-1
      - ca-central-1
      - eu-north-1
      - eu-west-1
      - eu-west-2
      - eu-west-3
      - eu-central-1
      - eu-south-1
      - af-south-1
      - ap-northeast-1
      - ap-northeast-2
      - ap-northeast-3
      - ap-southeast-1
      - ap-southeast-2
      - ap-east-1
      - ap-south-1
      - sa-east-1
      - me-south-1
      default: us-east-1
  description: The Amazon MTurk multi-region endpoint
- url: https://mturk-requester.{region}.amazonaws.com
  variables:
    region:
      description: The AWS region
      enum:
      - us-east-1
      - us-east-2
      - us-west-1
      - us-west-2
      - us-gov-west-1
      - us-gov-east-1
      - ca-central-1
      - eu-north-1
      - eu-west-1
      - eu-west-2
      - eu-west-3
      - eu-central-1
      - eu-south-1
      - af-south-1
      - ap-northeast-1
      - ap-northeast-2
      - ap-northeast-3
      - ap-southeast-1
      - ap-southeast-2
      - ap-east-1
      - ap-south-1
      - sa-east-1
      - me-south-1
      default: us-east-1
  description: The Amazon MTurk multi-region endpoint
- url: http://mturk-requester.{region}.amazonaws.com.cn
  variables:
    region:
      description: The AWS region
      enum:
      - cn-north-1
      - cn-northwest-1
      default: cn-north-1
  description: The Amazon MTurk endpoint for China (Beijing) and China (Ningxia)
- url: https://mturk-requester.{region}.amazonaws.com.cn
  variables:
    region:
      description: The AWS region
      enum:
      - cn-north-1
      - cn-northwest-1
      default: cn-north-1
  description: The Amazon MTurk endpoint for China (Beijing) and China (Ningxia)
security:
- hmac: []
tags:
- name: '#X Amz Target=MTurkRequesterServiceV20170117.CreateAdditionalAssignmentsForHIT'
paths:
  /#X-Amz-Target=MTurkRequesterServiceV20170117.CreateAdditionalAssignmentsForHIT:
    parameters:
    - $ref: '#/components/parameters/X-Amz-Content-Sha256'
    - $ref: '#/components/parameters/X-Amz-Date'
    - $ref: '#/components/parameters/X-Amz-Algorithm'
    - $ref: '#/components/parameters/X-Amz-Credential'
    - $ref: '#/components/parameters/X-Amz-Security-Token'
    - $ref: '#/components/parameters/X-Amz-Signature'
    - $ref: '#/components/parameters/X-Amz-SignedHeaders'
    post:
      operationId: CreateAdditionalAssignmentsForHIT
      description: <p> The <code>CreateAdditionalAssignmentsForHIT</code> operation increases the maximum number of assignments of an existing HIT. </p> <p> To extend the maximum number of assignments, specify the number of additional assignments.</p> <note> <ul> <li> <p>HITs created with fewer than 10 assignments cannot be extended to have 10 or more assignments. Attempting to add assignments in a way that brings the total number of assignments for a HIT from fewer than 10 assignments to 10 or more assignments will result in an <code>AWS.MechanicalTurk.InvalidMaximumAssignmentsIncrease</code> exception.</p> </li> <li> <p>HITs that were created before July 22, 2015 cannot be extended. Attempting to extend HITs that were created before July 22, 2015 will result in an <code>AWS.MechanicalTurk.HITTooOldForExtension</code> exception. </p> </li> </ul> </note>
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CreateAdditionalAssignmentsForHITResponse'
        '480':
          description: ServiceFault
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ServiceFault'
        '481':
          description: RequestError
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/RequestError'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateAdditionalAssignmentsForHITRequest'
      parameters:
      - name: X-Amz-Target
        in: header
        required: true
        schema:
          type: string
          enum:
          - MTurkRequesterServiceV20170117.CreateAdditionalAssignmentsForHIT
      summary: Amazon Mechanical Turk Create Additional Assignments for H I T
      tags:
      - '#X Amz Target=MTurkRequesterServiceV20170117.CreateAdditionalAssignmentsForHIT'
components:
  schemas:
    IdempotencyToken:
      type: string
      minLength: 1
      maxLength: 64
    EntityId:
      type: string
      pattern: ^[A-Z0-9]+$
      minLength: 1
      maxLength: 64
    ServiceFault: {}
    Integer:
      type: integer
    RequestError: {}
    CreateAdditionalAssignmentsForHITResponse:
      type: object
      properties: {}
    CreateAdditionalAssignmentsForHITRequest:
      type: object
      required:
      - HITId
      - NumberOfAdditionalAssignments
      title: CreateAdditionalAssignmentsForHITRequest
      properties:
        HITId:
          allOf:
          - $ref: '#/components/schemas/EntityId'
          - description: The ID of the HIT to extend.
        NumberOfAdditionalAssignments:
          allOf:
          - $ref: '#/components/schemas/Integer'
          - description: The number of additional assignments to request for this HIT.
        UniqueRequestToken:
          allOf:
          - $ref: '#/components/schemas/IdempotencyToken'
          - description: ' A unique identifier for this request, which allows you to retry the call on error without extending the HIT multiple times. This is useful in cases such as network timeouts where it is unclear whether or not the call succeeded on the server. If the extend HIT already exists in the system from a previous call using the same <code>UniqueRequestToken</code>, subsequent calls will return an error with a message containing the request ID. '
  parameters:
    X-Amz-Algorithm:
      name: X-Amz-Algorithm
      in: header
      schema:
        type: string
      required: false
    X-Amz-Date:
      name: X-Amz-Date
      in: header
      schema:
        type: string
      required: false
    X-Amz-SignedHeaders:
      name: X-Amz-SignedHeaders
      in: header
      schema:
        type: string
      required: false
    X-Amz-Credential:
      name: X-Amz-Credential
      in: header
      schema:
        type: string
      required: false
    X-Amz-Signature:
      name: X-Amz-Signature
      in: header
      schema:
        type: string
      required: false
    X-Amz-Security-Token:
      name: X-Amz-Security-Token
      in: header
      schema:
        type: string
      required: false
    X-Amz-Content-Sha256:
      name: X-Amz-Content-Sha256
      in: header
      schema:
        type: string
      required: false
  securitySchemes:
    hmac:
      type: apiKey
      name: Authorization
      in: header
      description: Amazon Signature authorization v4
      x-amazon-apigateway-authtype: awsSigv4
externalDocs:
  description: Amazon Web Services documentation
  url: https://docs.aws.amazon.com/mturk-requester/
x-hasEquivalentPaths: true