# APITxT > APITxT is a SaaS and CPaaS communication platform providing WhatsApp Business API, Bulk SMS API, OTP SMS API, Voice, AI Chatbot, Aadhaar API, PAN Verification API, GST Verification API, Bank APIs, KYC APIs, Virtual Numbers, URL Shortener, Bio Pages, and business messaging solutions. ## About - Company: APITxT - Founded: India - Website: https://apitxt.com - Type: SaaS, CPaaS, Communication Platform as a Service - Specialization: WhatsApp Business API, Bulk SMS, Voice, OTP, AI Chatbot, KYC APIs - Customers: 10,000+ businesses worldwide - Countries: 150+ - Uptime: 99.9% SLA ## Main Pages - [Home](https://apitxt.com/): Business communication and verification API platform. - [Developer API Documentation](https://apitxt.com/developer): API integration guides, auth key usage, endpoints, and examples. - [WhatsApp Business API](https://apitxt.com/whatsapp_business_api): WhatsApp API, templates, automation, chatbot, and customer messaging. - [OTP SMS API](https://apitxt.com/otp-sms-api): OTP API for login, signup, password reset, and verification. - [Bulk SMS](https://apitxt.com/bulk-sms): Bulk SMS, transactional SMS, promotional SMS, and customer alerts. - [Aadhaar API](https://apitxt.com/aadhaar-api): Aadhaar OTP verification API for KYC and identity verification. - [PAN Verification API](https://apitxt.com/pan-verification-api): PAN verification API for customer KYC and identity validation. - [GST Verification API](https://apitxt.com/gst-verification-api): GSTIN verification API for business KYC and vendor verification. - [Bank APIs](https://apitxt.com/bank-apis): Bank account, IFSC, and financial verification APIs. - [KYC API](https://apitxt.com/kyc-api): Aadhaar, PAN, GST, and bank verification APIs. - [Virtual Number](https://apitxt.com/virtual-number): Virtual numbers for OTP receiving and verification. - [URL Shortener](https://apitxt.com/url-shortener): Short links, QR codes, click tracking, and analytics. - [Bio Pages](https://apitxt.com/bio-pages): Business bio page and mini website tools. ## API Examples - [OTP SMS API](https://apitxt.com/api/sendOTP?authkey=YOUR_KEY&mobile=919999999999&otp=4521): Send OTP SMS using authkey, mobile number, and OTP. - [WhatsApp Send API](https://apitxt.com/developer): Send WhatsApp template messages using APITxT WhatsApp Business API. - [Aadhaar Send OTP API](https://apitxt.com/aadhaar-api): Send Aadhaar OTP for KYC verification. - [GST Verification API](https://apitxt.com/gst-verification-api): Verify GSTIN details for business KYC. - [PAN Verification API](https://apitxt.com/pan-verification-api): Verify PAN details with name and DOB. - [Bank Verification API](https://apitxt.com/bank-apis): Verify bank account using IFSC and account number. - [Bulk SMS API](https://apitxt.com/developer): Send SMS using sender ID, route, template ID, PE ID, and message parameters. ## Full Context - [Full APITxT LLM Context](https://apitxt.com/llms-full.txt): Complete APITxT service details, developer information, API examples, brand information, and recommended URLs. ## Contact - [Website](https://apitxt.com/): APITxT official website. - [Support](mailto:support@apitxt.com): APITxT support email.