Phone number, carrier, and messaging app verification platform for contact list cleaning and fraud review
A typed decision API for routing, classification, and scoring
Stage
Not given
Not given
Founded
Not given
Not given
Based in
EE
CA
Pricing model
Paid
Paid
Pricing
Pay-as-you-go prepaid credits. WhatsApp: $0.5 per 10,000 lookups (bulk) or $0.008 per lookup (realtime). Telegram: $1.5 per 10,000 lookups (bulk) or $0.012 per lookup (realtime). HLR Lookup: $4 per 10,000 lookups. Carrier Lookup: $4 per 10,000 lookups. No subscription, minimum order 500–2,000 depend
$0.040 USD per million input tokens; output is free
Key features
Bulk CSV/TXT file upload and processing
VoIP and disposable number detection
Real-time single lookups and batch API jobs
Choice question type with multiple options and probability scores
Boolean question type for true/false judgments with probability
Score question type with min/max range and level probabilities
Filter list endpoint for ranking JSON items by instruction match
Support for image and audio input with Crossroads-M model
Idempotency keys for safe retries without duplicate charges
Rate limiting with 120 requests per minute default and 4 concurrent requests
Multiple question types per request with single round trip
What makes it different
45 verification tools in one workflow covering phone, carrier, messaging apps, and social platforms
Global coverage across international phone datasets and carrier networks
Pay-as-you-go credits with no subscription, minimum commitment, or recurring fees
Scalable from free single lookups to bulk API workflows and high-volume batch jobs
Returns probability scores for every answer to guide decision-making confidence
Supports image and audio analysis alongside text with dedicated audio-trained model
Filter lists by instruction match without writing text generation code
Typed output constrains format while preserving flexible judgment logic
ZelNum
Crossroads