CallUpOnIt

CallUpOnIt API

CallUpOnIt API as documented publicly: 11 operations. Contract generated from the documentation by API Evangelist (2026-11-04); not the provider's own document.

Documentation GitHub OpenAPI

Operations 11

GET /api/v1/account Balance, subscription, verified channels, consent and product options #

POST /api/v1/billing/checkout Get a Stripe checkout link for the customer #

POST /api/v1/deliveries Queue SMS, WhatsApp, email or a voice call #

POST /api/v1/media Upload an owned photo or PDF for a message #

GET /api/v1/reminders List or schedule reminders #

POST /api/v1/reminders List or schedule reminders #

DELETE /api/v1/reminders/{id} Check, edit or cancel a pending reminder #

PUT /api/v1/reminders/{id} Check, edit or cancel a pending reminder #

POST /api/v1/texts Queue a text to the account’s verified phone #

GET /api/v1/voices List call voices or change the default voice #

PUT /api/v1/voices List call voices or change the default voice #

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/calluponit-com:calluponit-com-api"

All apis

curl "https://apis.io/api/v1/apis?limit=25"

Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.

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: 3.1.0
info:
  title: CallUpOnIt API
  version: '2026-11-04'
  description: 'GENERATED FROM DOCUMENTATION by API Evangelist on 2026-11-04: 11 operation(s) read from 1 public documentation page(s) (each operation
    names its page in x-source). This is not the provider''s published contract; CallUpOnIt has published no machine-readable contract that the
    pipeline could find. Engine: local.'
  x-evidence-tiers:
    code-example: 0
    documentation: 11
    pages-with-code: 0
    pages-read: 1
  x-generated-from: documentation
  x-provenance: generated
  x-authored-by: API Evangelist
  x-generated: '2026-11-04'
  x-generator: generate-contract-from-docs.py
  x-engine: local
  x-sources:
  - https://calluponit.com/agent-api
paths:
  /api/v1/account:
    get:
      operationId: get_api_v1_account
      tags:
      - Api
      summary: Balance, subscription, verified channels, consent and product options
      x-source: https://calluponit.com/agent-api
      responses:
        '200':
          description: Success (status as documented)
      x-evidence:
        kind: documentation
  /api/v1/billing/checkout:
    post:
      operationId: post_api_v1_billing_checkout
      tags:
      - Api
      summary: Get a Stripe checkout link for the customer
      x-source: https://calluponit.com/agent-api
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostApiV1BillingCheckoutRequest'
      responses:
        '201':
          description: Success (status as documented)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostApiV1BillingCheckoutResponse'
      x-evidence:
        kind: documentation
  /api/v1/deliveries:
    post:
      operationId: post_api_v1_deliveries
      tags:
      - Api
      summary: Queue SMS, WhatsApp, email or a voice call
      x-source: https://calluponit.com/agent-api
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostApiV1DeliveriesRequest'
      responses:
        '201':
          description: Success (status as documented)
      x-evidence:
        kind: documentation
  /api/v1/media:
    post:
      operationId: post_api_v1_media
      tags:
      - Api
      summary: Upload an owned photo or PDF for a message
      x-source: https://calluponit.com/agent-api
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostApiV1MediaRequest'
      responses:
        '201':
          description: Success (status as documented)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostApiV1MediaResponse'
      x-evidence:
        kind: documentation
  /api/v1/reminders:
    get:
      operationId: get_api_v1_reminders
      tags:
      - Api
      summary: List or schedule reminders
      x-source: https://calluponit.com/agent-api
      responses:
        '200':
          description: Success (status as documented)
      x-evidence:
        kind: documentation
    post:
      operationId: post_api_v1_reminders
      tags:
      - Api
      summary: List or schedule reminders
      x-source: https://calluponit.com/agent-api
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostApiV1RemindersRequest'
      responses:
        '201':
          description: Success (status as documented)
      x-evidence:
        kind: documentation
  /api/v1/reminders/{id}:
    delete:
      operationId: delete_api_v1_reminders_id
      tags:
      - Api
      summary: Check, edit or cancel a pending reminder
      x-source: https://calluponit.com/agent-api
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Success (status as documented)
      x-evidence:
        kind: documentation
    put:
      operationId: put_api_v1_reminders_id
      tags:
      - Api
      summary: Check, edit or cancel a pending reminder
      x-source: https://calluponit.com/agent-api
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      requestBody:
        required: false
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PutApiV1RemindersIdRequest'
      responses:
        '200':
          description: Success (status as documented)
      x-evidence:
        kind: documentation
  /api/v1/texts:
    post:
      operationId: post_api_v1_texts
      tags:
      - Api
      summary: Queue a text to the account’s verified phone
      x-source: https://calluponit.com/agent-api
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostApiV1TextsRequest'
      responses:
        '201':
          description: Success (status as documented)
      x-evidence:
        kind: documentation
  /api/v1/voices:
    get:
      operationId: get_api_v1_voices
      tags:
      - Api
      summary: List call voices or change the default voice
      x-source: https://calluponit.com/agent-api
      responses:
        '200':
          description: Success (status as documented)
      x-evidence:
        kind: documentation
    put:
      operationId: put_api_v1_voices
      tags:
      - Api
      summary: List call voices or change the default voice
      x-source: https://calluponit.com/agent-api
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PutApiV1VoicesRequest'
      responses:
        '200':
          description: Success (status as documented)
      x-evidence:
        kind: documentation
components:
  schemas:
    PostApiV1BillingCheckoutRequest:
      type: object
      properties:
        productType:
          type: string
          description: just-once, pack-10 or monthly
      required:
      - productType
    PostApiV1BillingCheckoutResponse:
      type: object
      properties:
        url:
          type: string
          description: Stripe checkout URL
    PostApiV1DeliveriesRequest:
      type: object
      properties:
        channels:
          type: string
          description: One of sms, whatsapp, email, voice
      required:
      - channels
    PostApiV1MediaRequest:
      type: object
      properties:
        file:
          type: string
          description: Raw bytes of JPG, PNG, WebP or PDF (max 30 MB) with X-File-Name header
      required:
      - file
    PostApiV1MediaResponse:
      type: object
      properties:
        attachment.id:
          type: string
          description: Identifier of the uploaded attachment
    PostApiV1RemindersRequest:
      type: object
      properties:
        messageBody:
          type: string
        channels:
          type: string
        localDateTime:
          type: string
          description: Format YYYY-MM-DDTHH:mm
        timezone:
          type: string
          description: IANA timezone
        recurrence:
          type: object
          description: 'Recurrence settings: type (once,daily,weekly,monthly), weekly needs weekday, monthly needs monthlyOption, specific needs
            monthlyDate'
      required:
      - messageBody
      - channels
      - localDateTime
      - timezone
    PutApiV1RemindersIdRequest:
      type: object
      properties:
        messageBody:
          type: string
        channels:
          type: string
        localDateTime:
          type: string
          description: Format YYYY-MM-DDTHH:mm
        timezone:
          type: string
        recurrence:
          type: object
        voiceId:
          type: string
        attachmentIds:
          type: array
          description: Up to 10 attachment IDs
    PostApiV1TextsRequest:
      type: object
      properties:
        messageBody:
          type: string
          description: Your text
      required:
      - messageBody
    PutApiV1VoicesRequest:
      type: object
      properties:
        defaultVoiceId:
          type: string
          description: ID of the voice to set as default
      required:
      - defaultVoiceId
  securitySchemes:
    Bearer:
      type: http
      scheme: bearer
      x-source: https://calluponit.com/agent-api
tags:
- name: Api
security:
- Bearer: []