Automate GST Verification with
Real-Time API Integration
Verify GST numbers instantly with GST Verification API. Authenticate businesses, validate
supplier credentials, and ensure regulatory compliance with real-time GSTIN verification
99.9%
Uptime SLA
<2s
Response Time
10M+
Verifications/Month
500+
Trusted Clients
What is the GST Verification API?
Our GST Verification API is a powerful business verification solution that enables real-time authentication of GST (Goods and Services Tax) registration details. Designed for B2B companies, fintech platforms, and enterprises, our API validates GST numbers against official government databases, providing instant access to business credentials, registration status, and taxpayer information.
Powerful Features for Every Business
Everything you need to verify businesses instantly and securely
Instant Verification
Verify GST numbers in under 2 seconds with our high-speed API infrastructure. Get real-time validation without manual intervention.
Comprehensive Data Retrieval
Access complete business information including legal name, trade name, registration date, business type, principal place of business, and taxpayer status.
99.9% Uptime Guarantee
Enterprise-grade infrastructure ensures reliable service with minimal downtime, supporting your critical business operations 24/7.
Seamless Integration
RESTful API architecture with comprehensive documentation and webhook support for easy integration into your existing systems.
Bank-Grade Security
End-to-end encryption, secure data transmission, and compliance with data protection regulations to safeguard sensitive business information.
Scalable Architecture
Handle thousands of verification requests per second with our cloud-based infrastructure designed to scale with your business needs.
Why Businesses Choose Our GST Verification API
Accelerate Customer Onboarding
Reduce onboarding time from days to minutes by automating GST verification. Eliminate manual document collection and verification delays.
Prevent Fraud & Identity Theft
Validate business authenticity before establishing relationships. Protect your platform from fake businesses and fraudulent transactions.
Ensure Regulatory Compliance
Stay compliant with KYB (Know Your Business) regulations and tax laws. Maintain accurate business records for audit trails.
Reduce Operational Costs
Automate verification processes and eliminate manual checking. Save up to 80% of operational costs associated with business verification.
Improve Conversion Rates
Seamless, instant verification creates frictionless user experiences, reducing drop-offs during onboarding by up to 40%.
Data-Driven Decisions
Access verified business data for credit assessment, risk management, and business intelligence applications.
GST Verification API Integration Guide
Step 1: Register on Platform
Sign up with your business email and basic company details. Complete the simple registration form and submit your information for instant account creation.
Step 2: Get Free Sandbox Access
Test GST Verification API in our sandbox environment with 10k+ free credits. Explore comprehensive API documentation, test different scenarios, and understand response formats before going live.
Step 3: Subscribe & Go Live
Choose the pricing plan that matches your verification volume and get the production API keys. Select subscription plans as per usage volume. Upgrade or downgrade anytime based on your needs.
Built for Every Industry
Trusted by leading companies across sectors
Fintech & Lending Platforms
Verify business authenticity for loan applications, credit assessments, and merchant onboarding. Validate borrowers before disbursing business loans.
E-commerce & Marketplace
Authenticate sellers before allowing them to list products. Ensure only legitimate businesses operate on your platform.
B2B Procurement Platforms
Validate suppliers and vendors during registration. Maintain verified supplier networks for secure transactions.
Invoice Financing & Supply Chain
Verify parties involved in trade financing. Authenticate invoice issuers and buyers for factoring services.
Banking & Financial Services
Streamline business account opening with automated GST verification. Comply with KYB regulations efficiently.
Insurance Companies
Validate business entities during commercial insurance policy issuance. Reduce fraudulent claims.
SaaS & Enterprise Software
Verify business customers during signup for B2B SaaS products. Offer exclusive business features.
Payment Gateways
Authenticate merchants before activation. Reduce merchant-related fraud and chargebacks.
Why Choose Perfios GST Verification API?
Lightning-Fast Integration
Get up and running in under 30 minutes with our RESTful API, comprehensive APIs (Python, Java, Node.js, PHP), and detailed documentation.
Comprehensive Self-Service Resources
Complete documentation portal with API guides, code examples, integration tutorials, and
troubleshooting resources. Access detailed FAQs, and step-by-step implementation guides anytime.
Real-Time Verification
Get instant responses with average API response times under 3 seconds, enabling seamless user onboarding experiences.
Scalable Infrastructure
From 10k to 10 million verifications per day —our API scales automatically to handle your business growth.
GST API Integration Benefits
For Developers
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RESTful architecture
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JSON response format
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Sandbox environment for testing
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Webhook notifications
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Detailed error codes and messages
Sample JSON response
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Dashboard for manual lookups
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Bulk verification via CSV upload
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Detailed analytics and reports
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API usage monitoring
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Export verification history
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Team access management
Frequently Asked Questions (FAQ)
What is a GSTIN?
GSTIN (Goods and Services Tax Identification Number) is a unique 15-digit number assigned to every business registered under GST in India.
How accurate is the GST verification?
Our API directly integrates with authorised databases, ensuring 99.9%+ accuracy in real-time verification.
How long does verification take?
Most verifications complete in under 10 seconds, providing instant results for seamless user experiences.
Can I verify GST numbers in bulk?
Yes, we support bulk verification through API batch requests and CSV upload via dashboard.
Is the GST data updated in real-time?
Yes, our system synchronizes with authorised databases regularly to provide the most current information.
Do you store GST verification data?
We maintain encrypted logs for audit purposes as per compliance requirements. You control data retention settings.
Ready to Transform Your Business Verification?
Start verifying GST numbers instantly with our robust API. Reduce fraud, accelerate onboarding, and ensure compliance with automated GST verification.
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