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VaxVoIP Agent AI SDK vs PERM Tracker

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

VaxVoIP Agent AI SDK compared with PERM Tracker
DetailVaxVoIP Agent AI SDK logo VaxVoIP Agent AI SDKPERM Tracker logo PERM Tracker
What it doesSIP-to-OpenAI gateway for building real-time multilingual AI voice agents Live DOL data and automatic deadline tracking for PERM, prevailing wage, and visa cases
StageNot given Startup
FoundedNot given 2025
Based inNot given US
Pricing modelPaid Free
PricingAnnual commercial licensing: 10 concurrent calls $1,480, 20 concurrent calls $2,620, 40 concurrent calls $4,420, 80 concurrent calls $6,420, 160 concurrent calls $8,860, Unlimited concurrent calls $10,680, Unlimited services and unlimited concurrent calls $16,860 (all USD, one year, contact sales) Free plan: 10 calls per minute, 300 per day, 3,000 per month, 1 live key, 2 sandbox keys. Plus plan (free now, paid features coming): 30 calls per minute, 3,000 per day, 30,000 per month, 3 live keys, 5 webhook endpoints, exports up to 1,000 rows, 200 live DOL lookups per day.
Key features
  • SIP server and IP-PBX integration
  • OpenAI real-time speech-to-speech models
  • Multilingual voice interaction
  • Real-time SIP audio processing
  • Sample source code in C#, VB.NET, and Delphi
  • 30-day fully functional trial
  • Simplified OpenAI integration
  • Commercial B2B deployment licensing
  • Live case lookup by PERM, prevailing wage, H-1B LCA, H-2A, H-2B or CW-1 number
  • Employer name search without case number
  • Automatic deadline calculation based on 20 CFR 656
  • Email alerts for case status changes
  • REST API with sandbox and live keys
  • Model Context Protocol (MCP) for AI assistants
  • Webhook notifications for case and employer changes
  • Live DOL lookups for cases not yet in records
What makes it different
  • Gateway handles SIP audio bridging so developers focus on voice-agent logic
  • Direct real-time connection between SIP calls and OpenAI speech models
  • Eliminates complex OpenAI protocol and media integration overhead
  • Includes working sample projects with documentation and demo videos
  • Supports natural multilingual conversations on live calls
  • All data comes directly from Department of Labor, USCIS and State Department published sources, refreshed multiple times daily
  • Completely free for all users with no credit card required
  • Automatic deadline recalculation when regulations change
  • Founded and run by an immigration attorney for practitioners
  • API-first design with tools for Claude, Cursor and other AI assistants
Community votes00
DR (Domain Rating by Ahrefs)21 −3 (down) since last check4 +1 (up) since last check
Trust Flow (Majestic)445
Citation Flow (Majestic)3112
Referring domains (Majestic)9523

5 details filled in for both companies.

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