YepAPI vs ZelNum

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

YepAPI compared with ZelNum
Detail	YepAPI	ZelNum
What it does	Unified API gateway for vibe coders	Phone number, carrier, and messaging app verification platform for contact list cleaning and fraud review
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	EE
Pricing model	Paid	Paid
Pricing	Pay-per-call pricing: Scraping and tools from $0.01 per call; Google SERP $0.01 per call; keywords from $0.03 per call; backlinks from $0.05 per call; AI Models from $0.001 per 1K tokens. No monthly fees, no subscriptions, no rate limits. $5 free credit on signup.	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
Key features	Full-page web scraping with JavaScript rendering and screenshots Real-time Google, Amazon, and YouTube SERP results Keyword volume, difficulty, domain authority, backlinks analysis 130+ AI models including GPT-5, Claude, Gemini, DeepSeek, Llama YouTube channel metadata, transcripts, comments, and trending data TikTok, Instagram, and YouTube social media data extraction One API key and authentication across all 130+ endpoints AI agent and LLM integration with llms.txt support No hard rate limits with automatic scaling Failed requests not charged with credits retained	Bulk CSV/TXT file upload and processing VoIP and disposable number detection Real-time single lookups and batch API jobs
What makes it different	No subscriptions or monthly minimums—pure pay-per-call from $0.01 per call One unified API key for 130+ endpoints across 10 categories with zero integration overhead Transparent pricing with every endpoint price listed upfront—no hidden fees or surprise charges Instant signup and API key generation in 30 seconds with no credit card required Credits never expire and can be added in any amount with no minimum purchase requirement	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
Community votes	0	0
DR (Domain Rating by Ahrefs)	55 −1 (down) since last check	18 +1 (up) since last check
Trust Flow (Majestic)	9	15
Citation Flow (Majestic)	47	29
Referring domains (Majestic)	691	19

5 details filled in for both companies.

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