New The only car API with real maintenance data. Towing, oil, tires, bolt patterns, and VIN decoding.
AutoAPI411
The 411 on Vehicle Data
Maintenance data no other API has

The Maintenance Spec API
Other Car APIs Don't Have

AutoHub and vPIC give you makes, models, and VINs. We give you towing capacity, oil specs, tire sizes, bolt patterns, and horsepower. The data your users actually need.

197K+
Vehicle Records
1.6M
VIN Patterns
1980–2026
Year Coverage
<200ms
Response Time
Free
To Start

Why developers choose AutoAPI411

Other APIs give you vehicle lookup. We give you the maintenance specs your app actually needs.

Data Category ❌ CarQueryAPI (dead) ✅ AutoAPI411
Makes / Models / Years ✓ Frozen at 2019 ✓ 40+ makes, updated 2026
Models lookup ✓ Frozen at 2019 ✓ 500+ models
Years by model ✓ Frozen at 2019 ✓ 2000–2026
Trims by year ✓ Frozen at 2019 ✓ Full trim coverage
Data freshness Frozen at Q1 2019 Updated through 2026
Site status Account Suspended 100% uptime on Cloudflare
Towing Capacity ✗ Never available ✓ 4,072 vehicles
Oil Capacity + Viscosity ✗ Never available ✓ 33,931 records
OEM Tire Sizes ✗ Never available ✓ 6,237 records
Bolt Patterns ✗ Never available ✓ 4,714 records
Horsepower + MPG ✗ Never available ✓ 16,269 records
VIN Decoder ✗ Never available ✓ 1.6M+ VIN patterns
Free tier Gone — site is down ✓ 100 req/day free
Paid plans Gone — site is down ✓ From $9/month

Swap endpoints in minutes

The response structure is familiar. Add your API key header and you're done.

CarQueryAPI (broken)
# Get all makes
GET www.carqueryapi.com/api/0.3/
  ?cmd=getMakes

# Get models for a make
GET www.carqueryapi.com/api/0.3/
  ?cmd=getModels&make=ford

# Get trims for year/model
GET www.carqueryapi.com/api/0.3/
  ?cmd=getTrims
  &model=f-150&year=2020

# Response (when alive)
{
  "Makes": [{ "make_id": "ford",
    "make_display": "Ford" }]
}
AutoAPI411 (live now)
# Get all makes
GET https://411-api.simonwakelin.workers.dev
  /v1/makes
X-Api-Key: your-key-here

# Get models for a make
GET /v1/models?make=Ford

# Get oil + towing + tire data
GET /v1/vehicle
  ?make=Ford&model=F-150&year=2020

# Decode a VIN
GET /v1/vin?vin=5YJSA1DG9DFP14705

# Response
{
  "make": "Ford",
  "model": "F-150",
  "oil_capacity_quarts": 6,
  "towing_capacity_lbs": 13000,
  "bolt_pattern": "6x135"
}
Quick Start — JavaScript (fetch)
// Before (CarQueryAPI — now broken)
fetch('https://www.carqueryapi.com/api/0.3/?cmd=getMakes')

// After (AutoAPI411 — works today)
fetch('https://411-api.simonwakelin.workers.dev/v1/makes', {
  headers: { 'X-Api-Key': 'your-free-key' }
})
.then(r => r.json())
.then(data => console.log(data.makes))

// Returns: ["Acura","Audi","BMW","Chevrolet","Ford","Honda","Toyota" ...]

Data CarQueryAPI never had

Built for apps that need more than just a year/make/model dropdown.

Towing Capacity
Max towing by year, make, model and trim. Essential for fleet, trailer, and RV applications.
28,812 vehicles
New in 411
Oil Capacity + Viscosity
Exact quart count, oil type (synthetic/conventional) and viscosity. Built for shop management apps.
33,931 records
New in 411
Tire Sizes + Bolt Patterns
OEM tire sizes and wheel bolt patterns by year/make/model. Everything a wheel and tire app needs.
10,951 records
New in 411
Horsepower Data
HP, torque, engine displacement and drivetrain by year and trim level.
16,269 records
New in 411
VIN Decoder
Decode any VIN to get make, model, year, body style, fuel type, drivetrain, and plant location. Uses NHTSA vPIC database.
1.6M+ VIN patterns
New
Always Online
Hosted on Cloudflare's global edge network. Sub-200ms worldwide. No more "account suspended" surprises.
2026 Data
CarQueryAPI stopped updating in 2019. Every 411 dataset covers through 2026, seven years of vehicles you were missing.

Start free, scale as you grow

No credit card for free tier. Cancel anytime.

Free
$0
Perfect for side projects and prototyping
  • 100 requests per day
  • All 6 data categories + VIN
  • 197,000+ vehicle records
  • No credit card required
Get Free Key
Pro
$49/mo
For growing applications
  • 10,000 requests per day
  • All 6 data categories
  • Priority support
  • 99.9% uptime SLA
Get Pro
Enterprise
$149/mo
For platforms and high volume
  • Unlimited requests
  • Bulk data exports
  • Data licensing available
  • Custom endpoints
Contact Us

Ready to migrate? Takes 5 minutes.

Get your free API key, swap the endpoint, add the header. Your app is back online.