❓ One2Car FAQ
Answers to common questions about One2Car parser and Thai automotive market data
Quick Navigation
🔧 API & Technical Questions
How do I get started with One2Car API?
Getting Started
- Sign up at Carapis Dashboard
- Get your API key - starts with
one2car_parser_sk_ - Make your first request using our Quick Start Guide
- Explore endpoints in our API Reference
What programming languages are supported?
Supported Languages
- Python - Official SDK with full documentation
- JavaScript/Node.js - Complete SDK with async support
- cURL - Direct HTTP requests
- PHP - Community SDK available
- Java - REST API compatible
- C#/.NET - HTTP client compatible
How often is the data updated?
Data Freshness
- Active Listings: Updated every 15 minutes
- New Listings: Added within 30 minutes of posting
- Price Changes: Reflected within 1 hour
- Removed Listings: Cleaned up within 2 hours
- Historical Data: Available for up to 12 months
What are the API rate limits?
Rate Limits
| Plan | Requests/Day | Requests/Minute | Concurrent Requests |
|---|---|---|---|
| Free | 1,000 | 10 | 5 |
| Pro | 10,000 | 100 | 20 |
| Enterprise | Custom | Custom | Custom |
How do I handle API errors?
Error Handling
import requests
try:
response = requests.get(url, headers=headers)
response.raise_for_status()
data = response.json()
except requests.exceptions.HTTPError as e:
if e.response.status_code == 429:
print("Rate limit exceeded - wait and retry")
elif e.response.status_code == 401:
print("Invalid API key - check your credentials")
else:
print(f"HTTP error: {e}")
except Exception as e:
print(f"Unexpected error: {e}")
📊 Data & Accuracy Questions
How accurate is the One2Car data?
Data Accuracy
- Price Accuracy: 99.2% match with original listings
- Specification Accuracy: 98.8% correct vehicle details
- Location Accuracy: 99.5% precise geographic data
- Image Availability: 97.3% of listings include images
- Contact Information: 96.7% valid seller contact details
What data fields are available?
Available Fields
| Category | Fields | Description |
|---|---|---|
| Basic Info | 15+ fields | Title, brand, model, year, price |
| Specifications | 20+ fields | Engine, transmission, mileage, color |
| Location | 8+ fields | City, province, district, coordinates |
| Seller Info | 10+ fields | Name, type, contact, address |
| Images | 5+ fields | URLs, count, quality |
| Market Data | 12+ fields | Days on market, views, demand score |
Do you provide historical data?
Historical Data
- Available Period: Up to 12 months of historical data
- Data Points: Price changes, listing history, market trends
- Export Format: JSON, CSV, Excel
- Access: Available on Pro and Enterprise plans
- Use Cases: Market analysis, trend identification, price tracking
How do you handle duplicate listings?
Duplicate Detection
- Automatic Detection: AI-powered duplicate identification
- Merge Strategy: Combine data from multiple sources
- Quality Scoring: Prioritize higher-quality listings
- Manual Review: Human verification for complex cases
- Update Frequency: Continuous deduplication process
Can I get data for specific regions only?
Regional Filtering
- Provinces: All 77 Thai provinces supported
- Cities: 200+ major cities and districts
- Custom Areas: Define custom geographic boundaries
- Location Accuracy: Precise to district level
- Regional Stats: Market analysis by region
💰 Pricing & Billing Questions
How much does One2Car API cost?
Pricing Plans
| Plan | Monthly Cost | Requests/Day | Features |
|---|---|---|---|
| Free | $0 | 1,000 | Basic API access |
| Pro | $99 | 10,000 | Full API + historical data |
| Enterprise | Custom | Unlimited | Custom solutions |
What's included in the free plan?
Free Plan Features
- 1,000 requests/day - Sufficient for testing and small projects
- All API endpoints - Full access to search and vehicle data
- Basic support - Email support for technical issues
- Standard data - Current listings with basic fields
- No credit card required - Start immediately
How do I upgrade my plan?
Plan Upgrade
- Log in to Carapis Dashboard
- Go to Billing section
- Select new plan and payment method
- Confirm upgrade - changes apply immediately
- No downtime - seamless transition between plans
Do you offer refunds?
Refund Policy
- 30-day guarantee - Full refund if not satisfied
- Pro-rated refunds - For unused portion of paid plans
- No questions asked - Simple refund process
- Contact support - Email us for refund requests
Are there any hidden fees?
Transparent Pricing
- No setup fees - Start using immediately
- No overage charges - Requests stop at limit
- No data export fees - Included in plan
- No API call fees - Pay only for plan, not usage
- Clear billing - Monthly invoices with detailed breakdown
🏪 Market & Thailand Questions
How big is the Thai automotive market?
Market Size
- Total Listings: 100,000+ active vehicles on One2Car
- Monthly Transactions: 15,000+ vehicles sold
- Market Value: 150+ billion THB annually
- Geographic Coverage: All 77 provinces
- Market Growth: 8.5% YoY growth rate
What are the most popular car brands in Thailand?
Popular Brands
| Rank | Brand | Market Share | Popular Models |
|---|---|---|---|
| 1 | Toyota | 15.4% | Camry, Corolla, Fortuner |
| 2 | Honda | 12.9% | Civic, City, CR-V |
| 3 | Isuzu | 8.8% | D-Max, MU-X |
| 4 | Nissan | 7.2% | Almera, Navara |
| 5 | Mitsubishi | 6.8% | Triton, Pajero Sport |
How do prices compare across different regions?
Regional Price Comparison
| Region | Avg Price (THB) | Price Level | Popular Segments |
|---|---|---|---|
| Bangkok | 1,450,000 | High | Premium, Luxury |
| Chiang Mai | 980,000 | Medium | Mid-range, SUV |
| Phuket | 1,680,000 | High | Luxury, SUV |
| Pattaya | 1,120,000 | Medium | Mid-range, Sports |
| Isaan | 750,000 | Low | Economy, Pickup |
What's the typical car buying process in Thailand?
Thai Car Market
- Financing: 70% of buyers use financing
- Down Payment: Average 20-30% of vehicle price
- Registration: Required within 30 days of purchase
- Insurance: Mandatory first-class insurance
- Tax: 7% VAT + excise tax based on engine size
How reliable is One2Car as a data source?
Data Reliability
- Market Leader: #1 automotive marketplace in Thailand
- Established: 15+ years in operation
- Comprehensive: Covers all vehicle types and price ranges
- Verified: Data validated through multiple sources
- Real-time: Continuous updates and monitoring
🔧 Troubleshooting
My API requests are failing with 401 errors
Authentication Issues
Problem: Invalid or expired API key Solutions:
- Check your API key format:
one2car_parser_sk_... - Verify key is active in dashboard
- Ensure proper Authorization header format
- Contact support if key appears valid
I'm getting rate limit errors (429)
Rate Limit Solutions
Problem: Exceeded daily or per-minute limits Solutions:
- Check your current usage in dashboard
- Implement exponential backoff in your code
- Upgrade to higher plan if needed
- Optimize requests to reduce frequency
Search results are not returning expected data
Search Optimization
Problem: No results or unexpected results Solutions:
- Check parameter spelling and format
- Use broader search terms initially
- Verify location names are correct
- Check API documentation for valid values
- Test with minimal parameters first
Data seems outdated or incorrect
Data Accuracy Issues
Problem: Information doesn't match current listings Solutions:
- Check data freshness timestamps
- Verify you're using latest API version
- Report specific discrepancies to support
- Use vehicle ID for most accurate data
- Check if listing was recently updated
How do I handle large datasets efficiently?
Performance Tips
Problem: Slow performance with large requests Solutions:
- Use pagination (limit parameter)
- Implement caching for repeated requests
- Use specific filters to reduce results
- Consider batch processing for multiple vehicles
- Use async/await for concurrent requests
📞 Support & Contact
How do I get technical support?
Support Channels
- Email: support@carapis.com
- Documentation: Complete API docs
- Community: Developer forum
- Status Page: API status
- Response Time: Within 24 hours for all inquiries
Can I request custom features or data?
Custom Requests
- Enterprise Plans: Full custom development support
- Feature Requests: Submit via support email
- Data Customization: Available for Pro+ plans
- Integration Support: Technical assistance included
- Priority Support: Dedicated account manager for Enterprise
Do you provide consulting services?
Consulting Services
- Market Analysis: Custom reports and insights
- Integration Support: Technical implementation assistance
- Data Strategy: Best practices and optimization
- Training: API usage and best practices
- Custom Development: Tailored solutions for Enterprise clients
Still have questions? Contact our support team or check our comprehensive documentation for more detailed information.