Axiom Works AgentReader

Axiom Works AgentReader Email Check API

The Email Check API from Axiom Works AgentReader — 2 operation(s) for email check.

Documentation GitHub OpenAPI

Operations 3

GET /email-check Use this to validate an email address before outreach or onboarding: RFC-ish… #

POST /email-check Use this to validate an email address before outreach or onboarding: RFC-ish… #

GET /email-check/{email} Path alias of /email-check (same price/x402 challenge). #

Specifications

⚙

OpenAPI

https://artifacts.apis.io/axiomworks-co-uk/openapi/axiomworks-co-uk-email-check-api-openapi.yml

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/axiomworks-co-uk:axiomworks-co-uk-email-check-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: 3.2.0
info:
  title: Axiom Works AgentReader Email Check API
  version: 1.45.0
  contact:
    email: info@axiomworks.co.uk
    url: https://github.com/grokbot1233/agentreader
  description: 'x402 pay-per-call APIs for AI agents: KYB packs, UK due diligence, company research, UK/AU/CA/FR/NO/DK/FI/CH/PL/CZ/BE/SK/IE/EE/LV/SG + US-state (NY/CO/CT/OR/TX/VA) registries, LEI, sanctions, SEC EDGAR, VIES VAT, web reading, document conversion, change monitoring, EVM/FX. Big hitters first (/kyb, /uk-dd, /uk-company, /uk-watch, /uk-leads, /company-full, /sanctions-batch). Payments: USDC on Base mainnet (eip155:8453).'
servers:
- url: https://api.axiomworks.co.uk
tags:
- name: Email Check
paths:
  /email-check:
    get:
      summary: 'Use this to validate an email address before outreach or onboarding: RFC-ish…'
      parameters:
      - name: email
        in: query
        required: true
        schema:
          type: string
        description: Email address to validate
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties:
                  email:
                    type: string
                  syntax_ok:
                    type: boolean
                  verdict:
                    type: string
                  score:
                    type: number
                  flags:
                    type: array
                  checks:
                    type: object
                  provider:
                    type: string
                  mx_hosts:
                    type: array
        '400':
          description: Bad input
        '402':
          description: 'Payment required: $0.002 USDC on Base (x402 v2, see PAYMENT-REQUIRED header)'
      x-price: $0.002
      x-payment-info:
        mode: fixed
        currency: USD
        amount: '0.002'
        network: eip155:8453
        asset: '0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913'
        payTo: '0x88b1c747c33A5868A34057D8C57318E5602b3ff6'
        amountAtomic: '2000'
      x-402:
        network: eip155:8453
        asset: '0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913'
        amount: '2000'
      x-buyer-sheet: https://api.axiomworks.co.uk/buy/email-check
      tags:
      - Email Check
      operationId: getEmailCheck
      x-operation-id-source: derived
    post:
      summary: 'Use this to validate an email address before outreach or onboarding: RFC-ish…'
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                email:
                  type: string
                  description: Email address to validate
              required:
              - email
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties:
                  email:
                    type: string
                  syntax_ok:
                    type: boolean
                  verdict:
                    type: string
                  score:
                    type: number
                  flags:
                    type: array
                  checks:
                    type: object
                  provider:
                    type: string
                  mx_hosts:
                    type: array
        '400':
          description: Bad input
        '402':
          description: 'Payment required: $0.002 USDC on Base (x402 v2, see PAYMENT-REQUIRED header)'
      x-price: $0.002
      x-payment-info:
        mode: fixed
        currency: USD
        amount: '0.002'
        network: eip155:8453
        asset: '0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913'
        payTo: '0x88b1c747c33A5868A34057D8C57318E5602b3ff6'
        amountAtomic: '2000'
      x-402:
        network: eip155:8453
        asset: '0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913'
        amount: '2000'
      tags:
      - Email Check
      operationId: postEmailCheck
      x-operation-id-source: derived
  /email-check/{email}:
    get:
      summary: Path alias of /email-check (same price/x402 challenge).
      parameters:
      - name: email
        in: path
        required: true
        schema:
          type: string
      - name: chain
        in: query
        required: false
        schema:
          type: string
      - name: preview
        in: query
        required: false
        schema:
          type: string
          enum:
          - '1'
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties:
                  email:
                    type: string
                  syntax_ok:
                    type: boolean
                  verdict:
                    type: string
                  score:
                    type: number
                  flags:
                    type: array
                  checks:
                    type: object
                  provider:
                    type: string
                  mx_hosts:
                    type: array
        '402':
          description: 'Payment required: $0.002 USDC on Base (x402)'
      x-price: $0.002
      x-alias-of: /email-check
      tags:
      - Email Check
      operationId: getEmailCheckByEmail
      x-operation-id-source: derived