Things To Do API vs GST Gateway

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

Things To Do API compared with GST Gateway
Detail	Things To Do API	GST Gateway
What it does	Fast, accurate, localized events API for agentic applications	E-invoices and e-way bills API for Indian businesses
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	IN
Pricing model	Freemium	Paid
Pricing	Free: 1,000 calls a month, 60 calls a minute. Pay as you go: first 1,000 calls a month free, then $5 per 1,000 calls for calls 1,001-100,000 a month, $3 per 1,000 calls after 100,000, $2 per 1,000 calls after 1 million a month, 300 calls a minute. Enterprise: custom pricing available.	Pay as you go: ₹1,000 for 1,000 credits, ₹2,500 for 4,000 credits, ₹5,000 for 10,000 credits, ₹10,000 for 25,000 credits, ₹25,000 for 70,000 credits. All prices exclude 18% GST. Credits valid for 12 months. Custom amounts between ₹1,000 and ₹1,00,000. Each API request or GSTIN login uses one credit.
Key features	REST API endpoints for event queries MCP protocol integration for AI agents Natural language event search Shows, concerts, pop-ups, markets and festivals data Rate limits of 60-300 calls per minute depending on plan	Simple form to create e-invoices and e-way bills Excel batch upload for multiple documents API and SDK with code samples in six languages Node.js SDK with TypeScript types Automatic token management for GSTIN logins Automatic failover across three servers for read requests Cancel, change vehicle, extend validity and reprint in browser Free test mode with government test system AES-256-GCM encryption for GSTIN passwords API call logs for 8 years with audit trail
What makes it different	Query events in plain language like asking a friend Agent-ready with REST and MCP protocol support Free tier with 1,000 monthly calls requires no credit card	No duplicate IRN or e-way bill from retries: generate and cancel calls are never retried on another server Pay as you go from Rs 1,000 with no yearly plan or contract Phone and WhatsApp support in Tiruppur Monday to Saturday Direct connection to government system as licensed GST Suvidha Provider Built by team with years of GST software experience
Community votes	0	0
DR (Domain Rating by Ahrefs)	9 +2 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	6	0
Citation Flow (Majestic)	28	0
Referring domains (Majestic)	65	0

6 details filled in for both companies.

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