Contact Validation Apis

Email Verification uses AI to validate and clean email lists, flagging invalid, disposable, spam‑trap, role‑based, and catch‑all addresses. Real‑time API results and downloadable reports improve inbox placement and sender reputation.

Trestle provides identity data enrichment APIs, including phone verification and contact insights, to enhance customer connectivity. Its tools support various industries with efficient batch verification and real-time data coverage across the U.S. and Canada.

merge.devis a get touch: an AI chatbot and conversational platform that automates lead generation and customer support across web chat, SMS, and social channels, with built-in CRM syncing and analytics for sales and marketing teams.

useArtemis delivers verified email and phone data from 15+ premium sources, enriches leads with 10+ data points (company, social, SEO, tech stack), and offers AI‑driven natural‑language filtering, Zapier/API/spreadsheet integrations, and GDPR compliance.

Mtalkz is a cloud communication platform offering bulk SMS, RCS, WhatsApp API, OTP, IVR, email, and chatbot services. It supplies APIs, real‑time analytics, regulatory compliance support, and scalable messaging for businesses of all sizes.

Prelude is an SMS and OTP verification API enabling global phone verification across 230 countries. It offers advanced routing, AI-driven fraud protection, easy integration, and real-time analytics to enhance user authentication for developers.

OneContact unifies voice, chat, WhatsApp, and social media into a single contact‑center interface, offering real‑time agent assistance, bot automation, sentiment analysis, quality monitoring, workforce optimization, and CRM integration for global scalability.

IDScan.net offers an AI‑driven identity verification platform that scans passports, driver’s licenses, and mobile IDs using UV/IR imaging and deep‑fake detection. It supports real‑time data capture, KYC/AML compliance, and APIs for integration across banking, retail, and logistics.

OpenCall AI automates phone and text intake for medical practices, verifying insurance, capturing real‑time data, and scheduling through popular PMS/EHRs. It triages requests, escalates complex cases, syncs records, and reduces front‑desk workload 24/7 with HIPAA‑compliant integration to Google tool

hCaptcha is a bot detection and abuse prevention platform that offers risk scoring and challenge controls for web, mobile, and server‑side. It protects accounts from takeover, credential stuffing, and multi‑account abuse while preserving privacy with zero PII sharing.

Zixflow consolidates SMS, WhatsApp, Email, and RCS messaging through a single API, offering automated workflows via visual builder or code, real‑time analytics, AI segmentation, and CRM integrations to deliver reliable, scalable transactional and marketing communications.

Reviewly gathers Google reviews via SMS, QR, NFC, and review plates, automates request sending, analyzes sentiment, drafts responses, offers scheduling, bulk uploads, CRM integration, and dashboards for performance tracking worldwide.

Dialpad is an AI-driven communication platform that facilitates customer interactions via voice, chat, SMS, and email. It integrates with popular apps and offers real-time insights, automated notes, and robust security features for efficient customer support.

OneAI’s AI Phone Call Agent automates phone, SMS, and WhatsApp campaigns with an AI‑native dialer, real‑time lead qualification, CRM integration, 5‑second callbacks, and detailed analytics for scalable, compliant sales outreach.

Sendblue (iMessage for Business) provides an iMessage API and messaging platform for conversational marketing, sales outreach, and customer support, with multimedia support, automatic SMS/RCS fallback, automation tools, CRM integrations, compliance controls, and analytics.

Conversion Blitz uses AI to extract and filter contact data from websites and social networks by job title, location, industry, and company size. It verifies emails, runs scalable email campaigns, and routes visitor data to email, SMS or Slack.

Spokk logs customer visits, sends timed feedback requests, auto‑creates compliant review drafts, manages loyalty points, and distributes referral links—all via SMS, QR, API, or HubSpot, streamlining engagement for service‑based businesses.

Smartlead is an AI‑driven cold‑outreach platform that unifies email, call, and SMS campaigns into one inbox. It automates warm‑ups, IP rotation, lead research, personalized messaging, CRM updates, and deliverability analytics to keep messages in primary inboxes.

LinkedIn API is a secure interface for managing LinkedIn accounts and automating outreach, messaging, and engagement. It enables real-time data retrieval and workflow automation for sales, marketing, and recruitment.

Coval lets teams test, monitor, and manage conversational AI agents by simulating thousands of realistic interactions, tracking metrics such as latency and intent accuracy, sending real‑time alerts, and supporting role‑specific workflows—all under SOC2, HIPAA, and GDPR compliance.

ReachFast enables users to connect with key decision makers by providing direct phone numbers and emails of over 385 million professionals, featuring bulk upload, data verification, and API integration for streamlined outreach efficiency.

Callin.io delivers sub‑176 ms AI voice agents that can be white‑labelled, deployed on a custom domain without coding, and offer 99.9 % uptime, carrier‑grade redundancy, GDPR/CCPA compliance, encryption, multi‑carrier support, and pre‑built CRM/ITSM connectors.

EZContact centralizes WhatsApp, Messenger and Instagram into one shared inbox, automating 24/7 FAQ responses, lead qualification, appointment scheduling and agent handoffs. Team tools, conversation history, analytics and integrations support multilingual omnichannel customer service.

FinalScout delivers verified business email addresses from a 500 million profile database, supports AI‑generated outreach, lets users manage contacts, ensures GDPR/CCPA compliance, and offers an API for automated, compliant campaigns across sales and marketing.

Autobound aggregates 644 real‑time signals from 29 providers, delivering over 250 M contact‑level financial, workforce, market, and social events via a sub‑200 ms REST API or scheduled CSV/JSON/Parquet exports. It supports AI integrations, OEM licensing, and robust B2B outreach.

Voiceflow enables teams to create, test, and deploy AI‑powered conversational agents across chat, voice, phone, and web without coding. Its visual editor, real‑time collaboration, and secure deployment pipelines streamline design, evaluation, and omnichannel rollout.

CallHippo is a cloud business phone system with AI voice agents, parallel/predictive dialers, omnichannel inbox, CRM integrations, global virtual numbers and APIs to centralize customer conversations, automate dialing, route calls intelligently, and provide real-time analytics.

1440.io is a Salesforce‑native platform that unifies messaging, translation, reviews, and commerce into one agent workspace. It supports Instagram, TikTok, Google RCS, WhatsApp, and BYOC channels, providing translation, AI qualification, routing, and conversational commerce with Salesforce and a mob

CapitalConnector.ai provides a searchable database of 97,500+ investor and advisor contacts with emails, phones, and social links, plus AI-assisted introductions, customizable templates, real-time data verification, filtering by criteria, and a built-in outreach CRM for fundraising.

Touchpoint is an AI-powered email template builder that creates responsive, designer-quality emails in seconds via simple chat prompts. It automatically pulls in your brand assets for consistency and allows for easy customization, with advanced HTML editing and integration with email-sending platfor

GetSales.io offers secure LinkedIn and email outreach with account‑level automation, rotating sender profiles, a unified inbox for 50+ profiles and unlimited email accounts, and API/webhook integration for CRMs. It enriches leads and provides analytics for performance tracking.

Markopolo tracks anonymous visitors, analyzes 384 signals, and predicts purchase intent. It delivers real‑time 1:1 outreach via email, SMS, WhatsApp, voice, and push, plus instant cart recovery. Supports 50+ languages, cultural intelligence, and integrates with existing systems for unified journeys.

Yelp Auto Responder is an AI voice agent that answers leads across Yelp, Thumbtack, Facebook and Google, instantly qualifying inquiries, generating quotes, booking appointments, running batch campaigns, integrating with CRMs, and providing analytics and call recording for automated follow-up.

KYC Hub centralizes identity verification, AML screening, and risk orchestration for banks and fintechs, offering real‑time, biometric‑enabled ID checks, no‑code workflow design, integrated sanctions and watchlist data, and instant transaction monitoring for faster onboarding.

Data Services by Clickworker provides a crowdsourced platform for data collection, validation, labeling, and categorization, assigning microtasks to a global workforce. It delivers scalable, ISO 27001‑compliant results and transparent workflow tracking for AI training and market research.

SharpAPI is a multifaceted AI tool for app development, encompassing e-commerce, sentiment analysis, content automation, and HR tech support. It provides features such as product intros, summarization, and job description generation across multiple industries.

Viqal automates guest messaging across WhatsApp, Messenger, and web widgets, linking to a PMS for real‑time, personalized responses. It handles routine inquiries, upsells, digital keys, and post‑stay reviews, freeing staff for complex tasks.

Ringly.io provides AI-driven phone support for Shopify store owners, enhancing customer service with automation. It streamlines interaction management, maintains privacy, and includes tracking features for optimizing support strategies and improving customer satisfaction.

Mailshake centralizes multi-channel B2B outreach—cold email, dialing, and social—combining an AI email writer, prospect search, automated follow-ups, deliverability tools, lead management, analytics, and CRM/API integrations for scalable lead generation and campaign automation.

IsOn24 automates call center tasks with AI, handling calls, texts, and chat using pre‑recorded or custom voices. It collects caller data, schedules appointments via integrated calendars, and pushes leads to CRMs, offering 24‑hour engagement without a front desk.

klink.cloud centralizes live chat, messaging, and phone support into a single dashboard. AI chatbots and agents resolve up to 80 % of tickets, while real‑time analytics track response time, SLA, and CSAT. Integrates with CRMs, WhatsApp, Telegram, email, and SIP.

ZenCall.ai automates inbound voice routing by intent, sentiment, or CRM value, handling calls 24/7, booking appointments, and syncing with HubSpot, Zendesk, and Salesforce. Global Tier‑1 carrier connectivity and predictive dialing boost connection rates, reduce missed inquiries, and support sales te

AIMLAPI.com offers a unified API endpoint for over 400 AI models spanning chat, image, video, audio, voice, text, 3D, and OCR. It supports sandbox testing, granular access control, batch requests, and an OpenClaw runtime for secure, human‑in‑the‑loop workflows.

JCV Cloud provides real‑time facial recognition for secure access, attendance, password‑less login, payment, loyalty, and compliance verification. Its APIs integrate with building, retail, and workforce systems, streamlining authentication and boosting security and operational efficiency.

Clerk Chat unifies voice, SMS, WhatsApp, and RCS, deploying real‑time agents for lead qualification and appointment scheduling. It integrates with Salesforce, Teams, and Genesys, supports HIPAA/SOC 2 compliance, and enables 24/7 automated outreach through embedded widgets.

Reply.io automates personalized cold email and LinkedIn outreach, using AI-driven customization and real‑time B2B contact data. It offers multichannel sequences, inbox‑optimization tools, API integration, and meeting‑scheduling to streamline lead qualification and accelerate sales pipelines.

ValidatorAI evaluates startup ideas, scoring market fit, competitor landscape, TAM/SAM/SOM, and simulating customer responses. It outputs a structured value proposition, launch gaps, pivot suggestions, a landing‑page template, and an MVP outline to accelerate prototype development.

Emitrr is an AI receptionist and 24/7 virtual employee that manages business texting from your existing number, appointment scheduling and reminders, automated follow-ups and digital forms, integrates with 500+ CRMs, and centralizes multi-location communications.

Quo is a business phone system that centralizes calls, SMS, voicemails, recordings, and contact history into shared inboxes. Sona AI handles 24/7 call answering, qualification and routing, with automated tagging, summaries, CRM integrations and analytics.

Success.ai delivers 700M+ verified B2B contacts, email and phone lookup, data enrichment, and a kanban CRM with unified inbox. It supports unlimited multichannel outreach, AI‑generated email copy, and API integrations.