Blueshift Email validation API

Validate single or bulk email addresses to assess deliverability and risk.

Operations 2

POST /api/v1/emails/bulk_validate Validate multiple email addresses
GET /api/v1/emails/validate Validate a single email address

Documentation

Specifications

Other Resources

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/blueshift-email-validation-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

blueshift-email-validation-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  description: These APIs will help you manage different workflows in Blueshift. Our powerful REST APIs provide an easy way to integrate your data and third party applications with Blueshift.
  version: 1.0.0
  title: Blueshift Email validation API
  contact:
    email: support@getblueshift.com
servers:
- url: https://api.getblueshift.com
- url: https://api.eu.getblueshift.com
tags:
- name: Email validation
  description: Validate single or bulk email addresses to assess deliverability and risk.
paths:
  /api/v1/emails/bulk_validate:
    post:
      tags:
      - Email validation
      summary: Validate multiple email addresses
      description: Use this endpoint to validate up to 30 email addresses. This feature requires custom setup. Contact Blueshift Support or your CSM to enable it.
      security:
      - user_api_auth: []
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                emails:
                  type: array
                  description: A list of email addresses to validate (max 30).
                  items:
                    type: string
                  example:
                  - janedoe@acme.com
                  - bob@tempmail.com
              required:
              - emails
      responses:
        '200':
          description: Bulk email validation result.
          content:
            application/json:
              schema:
                type: object
                properties:
                  result:
                    type: array
                    items:
                      type: object
                      additionalProperties:
                        type: object
                        properties:
                          address:
                            type: string
                          did_you_mean:
                            type: string
                          engagement:
                            type: object
                            properties:
                              engaging:
                                type: boolean
                              is_bot:
                                type: boolean
                          is_disposable_address:
                            type: boolean
                          is_role_address:
                            type: boolean
                          reason:
                            type: array
                            items:
                              type: string
                          result:
                            type: string
                          risk:
                            type: string
              example:
                result:
                - janedoe@acme.com:
                    address: janedoe@acme.com
                    engagement:
                      engaging: true
                      is_bot: false
                    is_disposable_address: false
                    is_role_address: false
                    reason: []
                    result: deliverable
                    risk: low
                - bob@tempmail.com:
                    address: bob@tempmail.com
                    engagement:
                      engaging: false
                      is_bot: false
                    is_disposable_address: true
                    is_role_address: false
                    reason:
                    - disposable
                    result: invalid
                    risk: high
        '400':
          description: Bad Request - The request contains missing or invalid parameters.
          content:
            application/json:
              example:
                errors:
                  email:
                  - can't be blank or is invalid
        '401':
          description: Unauthorized - API authentication failed due to an invalid or missing API key.
          content:
            application/json:
              example:
                message: Not authorized
        '403':
          description: Forbidden - The API key does not have sufficient permissions to perform this action.
          content:
            application/json:
              example:
                message: Permission denied
        '404':
          description: Not Found - The requested API endpoint does not exist.
          content:
            application/json:
              example:
                message: Endpoint not found
        '413':
          description: Payload Too Large - The request payload exceeds the allowed limit.
          content:
            application/json:
              example:
                message: You can validate a maximum of 30 emails in one API call.
        '429':
          description: Too Many Requests - The request limit has been exceeded.
          content:
            application/json:
              example:
                message: Rate limit exceeded
        '500':
          description: Internal Server Error - An unexpected error occurred.
          content:
            application/json:
              example:
                message: Internal Server Error - Please contact support for more information.
        '502':
          description: Bad Gateway - The server received an invalid response.
          content:
            application/json:
              example:
                message: Bad Gateway - Please retry the request.
        '503':
          description: Service Unavailable - The service is temporarily unavailable.
          content:
            application/json:
              example:
                message: Service Unavailable - Try again later.
        '504':
          description: Gateway Timeout - The server took too long to respond.
          content:
            application/json:
              example:
                message: Gateway Timeout - Retry with exponential backoff.
  /api/v1/emails/validate:
    get:
      tags:
      - Email validation
      summary: Validate a single email address
      description: Use this endpoint to validate a single email address and evaluate its deliverability and risk profile.
      security:
      - user_api_auth: []
      parameters:
      - in: query
        name: email
        required: true
        description: The email address to validate.
        schema:
          type: string
        example: janedoe@acme.com
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                type: object
                properties:
                  result:
                    type: object
                    properties:
                      address:
                        type: string
                      engagement:
                        type: object
                        properties:
                          engaging:
                            type: boolean
                          is_bot:
                            type: boolean
                      is_disposable_address:
                        type: boolean
                      is_role_address:
                        type: boolean
                      reason:
                        type: array
                        items:
                          type: string
                      result:
                        type: string
                      risk:
                        type: string
              example:
                result:
                  address: janedoe@acme.com
                  engagement:
                    engaging: true
                    is_bot: false
                  is_disposable_address: false
                  is_role_address: false
                  reason: []
                  result: deliverable
                  risk: low
        '400':
          description: Bad Request - The request contains missing or invalid parameters.
          content:
            application/json:
              example:
                errors:
                  email:
                  - can't be blank or is invalid
        '401':
          description: Unauthorized - API authentication failed due to an invalid or missing API key.
          content:
            application/json:
              example:
                message: Not authorized
        '403':
          description: Forbidden - The API key does not have sufficient permissions to perform this action.
          content:
            application/json:
              example:
                message: Permission denied
        '404':
          description: Not Found - The requested API endpoint does not exist.
          content:
            application/json:
              example:
                message: Endpoint not found
        '413':
          description: Payload Too Large - The request payload exceeds the allowed limit.
          content:
            application/json:
              example:
                message: You can validate a maximum of 30 emails in one API call.
        '429':
          description: Too Many Requests - The request limit has been exceeded.
          content:
            application/json:
              example:
                message: Rate limit exceeded
        '500':
          description: Internal Server Error - An unexpected error occurred.
          content:
            application/json:
              example:
                message: Internal Server Error - Please contact support for more information.
        '502':
          description: Bad Gateway - The server received an invalid response.
          content:
            application/json:
              example:
                message: Bad Gateway - Please retry the request.
        '503':
          description: Service Unavailable - The service is temporarily unavailable.
          content:
            application/json:
              example:
                message: Service Unavailable - Try again later.
        '504':
          description: Gateway Timeout - The server took too long to respond.
          content:
            application/json:
              example:
                message: Gateway Timeout - Retry with exponential backoff.
components:
  securitySchemes:
    user_api_auth:
      type: http
      scheme: basic
    event_api_auth:
      type: http
      scheme: basic