Business APIs in India for GST, invoicing, e-KYC and vehicle workflows
Explore PeriOne API services in one place. Start with the workflow your team needs now, then expand with the documented credentials and request formats for each service.
Multiple Financial & Compliance Workflows. One Unified Platform
Start with the API you need today, then seamlessly expand to GST, e-Invoicing, e-Way Bill, Banking, KYC, Vehicle, and Business Verification APIs through one unified platform.
IRN
Core Flow
e-Invoice API
IRN, QR, and e-Way Bill generation
Use 10 APIs for authentication, GSTIN lookup and sync, IRN generation, retrieval, cancellation, rejected IRNs and e-Way Bill linking.
- IRN Generation
- Cancellation
- e-Invoice Retrieval
- Generate e-Way Bill Using IRN
e-Way Bill
Core Flow
e-Way Bill API
Extend and Consolidated Workflows
Use 26 APIs for generation, retrieval, Part-B and transporter updates, multi-vehicle movement, consolidated bills, validity, cancellation, rejection and closure.
- Generate e-Way Bill
- Part-B Updates
- Extend e-Way Bill
- Consolidated e-Way Bill
Validation
Core Flow
GST API
Validation and GST Filing
Connect GST search and authentication, GSTR-1/1A, 2A/2B/2X, 3B, 4A/4 Annual, 9/9C, IMS, notices, ledgers and e-Invoice data.
- GST Return Filing
- Purchase Reconciliation
- IMS and Notices
- Cash and ITC Ledgers
e-KYC
Core Flow
e-KYC APIs
Identity and onboarding workflows
Search PAN and GST data, link PAN to GSTIN, verify companies and directors by CIN/DIN, and check Udyam registrations.
- PAN and GST Search
- MCA Company and Directors
- PAN-to-GSTIN
- Udyam Verification
VAHAN
Core Flow
VAHAN and SARATHI APIs
Vehicle and transport data workflows
Retrieve GST, licence, vehicle, chassis and engine details, e-Challan records, FASTag information and toll plaza data through nine APIs.
- DL and Vehicle Verification
- Chassis and Engine Lookup
- e-Challan Details
- FASTag and Toll Search
Frequently Asked Questions
Common questions about GST API integration, e-Invoice automation, e-Way Bill workflows, and ERP connectivity.
e-KYC covers PAN and GST search, PAN-to-GSTIN, MCA company and director checks, and Udyam. VAHAN covers GST, driving licence, vehicle, chassis, engine, e-Challan, FASTag and toll plaza lookups.
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