GST e-Invoicing API & IRN Generation Automated IRP Portal Integration with Sub-Second Latency ⚡
Effortlessly comply with Indian GST e-Invoicing mandates. Generate signed IRNs, dynamic QR codes, and E-Way bills in real time.
High-Throughput GST e-Invoicing REST API
Sub-Second IRN Generation • Signed B2B QR Code • Auto E-Way Bill Sync
Plug & Play with SAP • Tally Prime • Oracle • Custom ERPs
Automate Invoicing with [ GST e-Invoicing API ]
Eliminate compliance penalties, reduce manual billing errors, and accelerate cash flow
With mandatory GST e-Invoicing thresholds applicable to B2B transactions across India, manual data entry on government portals causes severe bottlenecks, dispatch delays, and potential non-compliance notices.
Jaimru Technology delivers a robust, enterprise-grade GST e-Invoicing API gateway directly connected to the GSTN/IRP infrastructure. Our developer-friendly REST endpoints allow ERPs, billing software, and custom portals to push invoice payloads and receive authenticated 64-character IRNs along with digitally signed QR codes within milliseconds.
Whether your billing generates 50 or 500,000 invoices per day, our fault-tolerant microservice cluster ensures seamless batch processing, auto-retries, automatic cancellation handling, and instant PDF invoice generation with embedded QR codes.
Sub-Second Response
Ultra-fast API response times ensure checkout and warehouse billing never lag.
Bulk Batch Processing
Push thousands of invoices simultaneously with asynchronous webhook status updates.
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Built for High-Volume Enterprise Compliance
A complete suite of financial APIs designed for logistics, manufacturing, and eCommerce
IRN & QR Code
Instant validation against GST master data with digital signature validation and Base64 QR code rendering.
Simultaneous E-Way Bill
Generate Part-A and Part-B E-Way bills automatically from the same invoice payload without separate logins.
Ready ERP Connectors
Drop-in integrations for SAP, Microsoft Dynamics 365, Oracle, Tally Prime, Zoho, and custom PHP / Python ERPs.
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Frequently Asked Questions
Common questions about GST e-invoicing API integration and compliance rules