Secure GSTN Integration with GSP APIs
GSPIndia is an authorized GST Suvidha Provider (GSP) from Trust Fintech Limited which provides scalable GSP APIs that allow automation in terms of GST compliance through ERP, Accounting & Application Service Provider Platforms.
Trust Fintech (GSPIndia), being an authorized GST Suvidha Provider by GSTN, helps integrate your software or business applications with the GST network.
Key GSP API Capabilities
The GSPIndia GSP API portfolio covers core GSTN‑mandated workflows and enriches them with value‑added services
for your SaaS or ERP product.
GST Return APIs
- Submit GSTR-1, GSTR-3B, GSTR-9/9C, and other returns using your accounting/ERP application.
- Get downloaded copies of filed returns and ARNs for record purposes.
E‑Invoice & E‑Way Bill APIs
- Create, verify, and cancel e-invoices instantly using your billing/POS application.
- Create e-way bills based on your e-invoices.
Taxpayer & GSTIN Information APIs
- Validate GSTIN and get information about the taxpayer including legal name, registration category, and business entity status.
- Validate filing status and filing history of GST returns (GSTR-1, GSTR-3B, and annual).
Authentication & Consent Management
- Implement authentication through APIs as well as token management processes according to GSTN transparency guidelines.
- Guide your customers with consent and removal of third-party ASP access as per GSTN regulations.
GSP API Solutions Offered
GST APIs for Compliance
- GST Return Filing APIs
- GST Data Upload APIs
- GST Reconciliation APIs
- Taxpayer Search APIs
- GST Filing Status APIs
e-Invoicing APIs
- Generate e-Invoice
- Cancel e-Invoice
- Fetch IRN Details
- Generate Signed QR Code
- Download e-Invoice PDF
e-Way Bill APIs
- Generate e-Way Bill
- Update Vehicle Details
- Consolidated e-Way Bill
- Cancel e-Way Bill
- Retrieve e-Way Bill Details
Public GST APIs
- GSTIN Search API
- Validate PAN-GSTIN
- Filing History API
- GST Registration Details
- HSN/SAC Validity
Business Benefits
Efficient GST Processing
Implement automated GST processes with minimum manual involvement in the GST filings.
GST Error Elimination
Enhance precision in the computation of GST, validation of invoices, and GST compliance reporting.
Integration with ERP Systems
Incorporate the GST process into existing enterprise and accounting software.
Real-Time GST Validation
Receive real-time status on taxpayer verification and compliance.
Increased Processing Efficiency
Decrease the time required to issue invoices, file returns, and generate e-Way Bills.
Compliance with Security Standards
Facilitate secure communications in line with the GSTN standards.
Scalable for Enterprises & Fintechs
Ideal for banks, NBFCs, ERP software, fintech platforms, logistics businesses, and other large companies.
Why Choose GSPIndia?

Authorized GST Suvidha Provider

Secure and Scalable API Architecture

Real-Time Connection with GSTN

Robust Security and Reliability

Seamless Integration with ERPs/Software

User-Friendly APIs and Documentation

Professional Technical Support and Onboarding

High Availability and Low Latency
Automate Your GST Operations with GSP APIs from Trust Fintech
Transform your GST operations with secure, scalable, and developer-friendly GSP APIs
01
Schedule a Call
We schedule a call at your convenience to understand your requirements.
02
Discovery Meeting
We do a discovery and consulting meeting to assess your institution’s needs.
03
Custom Proposal
We prepare a tailored proposal with implementation roadmap and pricing.































