✓ India’s Trusted API Service Provider
Custom API Services Built for Business
Power your products with fast, reliable, and secure custom API services — from mobile recharge and vehicle verification to real-time fuel prices, weather data, and UPI validation.
- 99.9% uptime SLA
- 100ms response time
- India-based infrastructure
API Express Dashboard
● All systems operational
All operators
All India states
Penny drop ready
Updated daily
Real-time rates
10M+
API calls served
99.9%
Uptime SLA
<100ms
Avg. response
Trusted by 500+ Indian businesses
10M+
API calls processed
500+
B2B clients
10+
APIs available
99%
₹0
<100ms
Response time
About API Express
Built for Businesses That Run on Real-Time API Data
API Express is a dedicated API service provider based in India, offering a comprehensive suite of custom API services designed for developers, startups, SaaS companies, fintech businesses, and enterprises.
We specialise in delivering high-accuracy, low-latency APIs that connect your applications to live data — whether that’s verifying a vehicle’s registration, checking a UPI account, fetching real-time fuel prices, or validating telecom operator details. Every API is built for production-grade reliability.
Since our founding, we have processed over 10 million API calls for 500+ B2B clients across India. Our infrastructure is built to scale with your business — from your first integration to millions of daily requests.
10+ Specialised APIs
From financial verification to environmental data — every API is purpose-built for business use.
Production-Grade Reliability
99.9% uptime SLA with redundant infrastructure and real-time health monitoring.
Developer-First Design
Clean REST APIs, detailed documentation, sandbox environments, and fast integration support.
India-Compliant Infrastructure
All data processed within Indian data centres, compliant with local regulatory requirements.
Our API Integration Services
Every API Your Business Needs — One Platform
Everything your business needs, delivered through a single, secure API platform. Integrate once and access 10+ services with the same API key.
📱
Mobile Recharge API
Automate prepaid and DTH recharges across all major Indian operators. Ideal for fintech apps, wallet platforms, and B2B recharge resellers. Fast, reliable, and commission-ready.
Utility
Explore →
Fuel Price Check API
Fetch live petrol and diesel prices by city, updated daily. Perfect for logistics platforms, fleet management tools, and travel expense applications that need accurate fuel cost data.
Real-Time Data
Explore →
Cyber Security Verification API
Identify and flag suspicious digital activity, fraudulent credentials, and security threats in real time. Built for platforms where user trust and transaction security are non-negotiable.
Verification
Explore →
Telecom Operator API
Instantly detect the mobile network operator for any Indian number — prepaid or postpaid. Essential for OTP routing optimisation, communication platforms, and telecom analytics tools.
Utility
Explore →
Verification API
A comprehensive identity and document verification suite — covering Aadhaar, PAN, driving licence, and more. Streamline KYC workflows and reduce manual verification time by up to 80%.
Verification
Explore →
Vehicle / RC Verification API
Verify vehicle registration details instantly using the RC number. Get owner name, vehicle type, registration state, and insurance status. Used by insurance, logistics, and used-car platforms.
Verification
Explore →
UPI / Bank Verification API
Validate UPI IDs and bank account details via penny drop before disbursements. Reduce failed transactions and fraud losses. Critical for lending platforms, payment gateways, and NBFCs.
Verification
Explore →
Air Quality API
Access real-time Air Quality Index (AQI) data for cities across India. Used by healthcare apps, smart city dashboards, logistics companies, and environmental monitoring platforms
Real-Time Data
Explore →
Weather API
Deliver accurate, real-time weather forecasts and historical climate data for any Indian location. Ideal for agriculture tech, logistics routing, travel platforms, and event planning apps.
Real-Time Data
Explore →
Gold / Silver / Diamond / Platinum Price API
Live commodity price data for gold, silver, diamond, and platinum — updated in real time. Built for jewellery businesses, investment platforms, fintech apps, and commodity trading tools.
Real-Time Data
Explore →
Can't find what you need? We build custom APIs too.
Why Choose Us
Why 500+ Businesses Choose API Express as Their API Service Provider
99.9% Uptime, Guaranteed
Our infrastructure runs on redundant servers with real-time health monitoring. When your product is live, our APIs are live. We back this with a formal uptime SLA.
Sub-100ms API Response Time
Dedicated Technical Support
Access our technical team via email, WhatsApp, and phone. Average first response: under 4 hours. Enterprise clients receive a dedicated account manager.
Accurate, Live Data — Always
From vehicle registration records to live commodity prices, our data sources are continuously refreshed. You get verified, up-to-date information — not cached responses from yesterday.
Simple, Documented Integration
Our REST APIs follow industry standards with clean JSON responses, comprehensive documentation, and sandbox environments. Most developers complete their first API integration within a single day.
Transparent, Pay-As-You-Go Pricing
No hidden fees. No long-term contracts. Pay only for the API calls you make. Volume discounts available for high-usage clients.
APIs Built for Every Industry
From Fintech Verification to Logistics Intelligence
API Express powers businesses across India’s fastest-growing sectors. Find your industry and see how our APIs fit into your product.
🏦
Fintech & NBFCs
Automate KYC, validate bank accounts via penny drop, verify UPI IDs, and authenticate identities before onboarding or lending. Reduce fraud and compliance risk from day one.
UPI / Bank Verification · Verification API · Cyber Security
🚚
Logistics & Fleet Management
Verify vehicle registrations before onboarding drivers, track real-time fuel prices for cost calculation, and use live weather data for route planning and risk management.
Vehicle RC Verification · Fuel Price API · Weather API
Telecom & Recharge Platforms
Identify mobile operators for any number, route OTPs through the optimal network, and offer mobile and DTH recharges within your platform — all through a single API key.
Telecom Operator API · Mobile Recharge API
🛡️
Insurance & Legal Tech
Instantly verify vehicle registration, owner details, and insurance status during policy issuance or claims processing. Remove manual document checks from your workflow entirely.
Vehicle RC Verification · Verification API
🥇
Jewellery & Investment Platforms
Display live gold, silver, diamond, and platinum rates on your platform — updated in real time. Build trust with customers and remove the need for manual price updates.
Gold / Silver / Diamond / Platinum Price API
🌿
Agriculture & Smart City Tech
Use real-time weather forecasts and air quality data to build smarter farming tools, urban monitoring dashboards, and environmental health applications for Indian cities.
Weather API · Air Quality API
Platform Features
Everything You Need for Reliable API Integration
Built for developers. Trusted by product teams. Scaled for enterprise. Our platform handles the hard parts so you can focus on building.
⚡
Real-Time Data
Every API endpoint delivers live, continuously refreshed data — not cached or delayed. From commodity prices to vehicle registration status, you always get the current ground truth. Built for applications where accuracy is non-negotiable.
🔗
Easy Integration
Standard REST architecture with JSON responses, compatible with any programming language or framework. Detailed documentation, Postman collections, and code samples in Node.js, Python, and PHP mean your first call is minutes away.
Secure by Design
All API requests are authenticated via API keys with HTTPS-only transport. Data in transit is encrypted using TLS 1.3. Role-based access controls and IP whitelisting are available on enterprise plans.
📈
Scalable Infrastructure
Our platform handles millions of daily requests without degradation. Auto-scaling infrastructure means you never need to provision capacity — the system grows with your traffic, automatically.
🧪
Sandbox & Testing Environment
Test every API against realistic mock responses before going live. Our sandbox mirrors production behaviour exactly — so what works in testing works in production. No surprises at launch.
📊
Developer Dashboard
Monitor API usage, response times, error rates, and billing from a single dashboard. Set usage alerts, manage API keys, and access logs — everything a production team needs in one place.
Customer Stories
Trusted by Developers and Businesses Across India
See what our clients say about integrating API Express into their products.
“We integrated the UPI Bank Verification API in less than two hours. The documentation was clear, the sandbox worked exactly like production, and our fraud rejection rate improved by 40% in the first month. API Express is now a core part of our onboarding stack.”
👨💼
Rajesh M.
Co-Founder, Fintech Startup · Mumbai
“The Vehicle RC Verification API saved our ops team hours of manual checks every day. We now verify every driver’s vehicle automatically at onboarding — what used to take 20 minutes takes 2 seconds. Genuinely changed our entire workflow.”
👩💻
Priya S.
Head of Technology, Logistics Platform · Bengaluru
“We integrated the UPI Bank Verification API in less than two hours. The documentation was clear, the sandbox worked exactly like production, and our fraud rejection rate improved by 40% in the first month. API Express is now a core part of our onboarding stack.”
👨🔬
Arun K.
Senior Developer, SaaS Company · Hyderabad
500+
B2B clients
10M+
API calls served
99.9%
Uptime SLA
<4hr
Support response
India
Based infrastructure
GST
Registered business
Get started today
Start Integrating in Minutes — Your First 1,000 API Calls Are Free
Join 500+ Indian businesses already using API Express to power their products. No credit card required to start. No lock-in contracts. Just fast, reliable APIs — ready when you are.
- No credit card required
- Sandbox access included
- Cancel anytime
- Setup support available
Need a custom API solution or enterprise pricing?
Contact Our Solutions Team — We respond within 4 business hours →
FAQ
Frequently Asked Questions
Everything you need to know about API Express, our services, and getting started.
What is API Express and what API services do you offer?
API Express is a B2B API service provider based in India, offering 10+ custom API services including Mobile Recharge, Vehicle RC Verification, UPI & Bank Verification, Fuel Price, Weather, Air Quality, Telecom Operator, Cyber Security Verification, and Gold/Silver/Commodity Price APIs. We also build custom API solutions for businesses with specific integration needs.
How quickly can I integrate your APIs into my application?
Most developers complete their first API integration within a single business day. All our APIs follow standard REST architecture with JSON responses, and we provide comprehensive documentation, Postman collections, code samples in multiple languages, and a sandbox environment for testing before going live. Our technical support team is also available to assist with integration queries.
What is the uptime and reliability of your APIs?
API Express maintains a 99.9% uptime SLA across all API endpoints. Our infrastructure is hosted on redundant servers within Indian data centres with continuous health monitoring and automated failover. We provide a public status page with real-time and historical uptime data so you always know the current system status.
Do you offer custom API development for specific business needs?
Yes. In addition to our standard API catalogue, we build fully custom API solutions tailored to your business requirements. Whether you need a unique data endpoint, a specific integration workflow, or a private API for internal use, our development team can scope and deliver a custom solution. Contact us with your requirements and we’ll respond within 4 business hours.
How is your API data kept accurate and up to date?
All API Express data endpoints are connected to continuously updated, authoritative data sources. Real-time APIs such as fuel prices, commodity rates, weather, and air quality are refreshed at source-defined intervals. Verification APIs draw from live government and banking data sources to ensure accuracy at the point of query.
What pricing plans are available for API Express services?
API Express offers pay-as-you-go pricing with no minimum commitment — you pay only for the API calls you make. We also offer monthly subscription plans with volume-based pricing for businesses with consistent usage, and custom enterprise pricing for high-volume clients. Your first 1,000 API calls are free, with no credit card required to start.