Things To Do API vs MentionsAPI

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 MentionsAPI
Detail	Things To Do API	MentionsAPI
What it does	Fast, accurate, localized events API for agentic applications	Brand visibility API for ChatGPT, Claude, Gemini, and Perplexity
Stage	Not given	Startup
Founded	Not given	2026
Based in	US	Not given
Pricing model	Freemium	Not given
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.	Free: 300 credits on signup (no card required). Monthly: $5/mo for 1,000 credits. Annual: $54/yr for 12,000 credits. Per-call costs range from 5 credits (cached quick checks) to 165 credits (all_live mode). Top-up packs available at $4.00 per 1k credits (monthly) or $3.00 per 1k (annual).
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	Query ChatGPT, Claude, Gemini, and Perplexity in parallel via one endpoint Structured brand mention extraction with rank, sentiment, and surrounding context Citation extraction with canonical URL resolution and deduplication Webhook delivery for scheduled monitor runs MCP-native integration with Claude Desktop and Cursor Reduced pricing for cached queries with cache_bypass option for fresh results Per-key rate limits and partial-success fallbacks on provider degradation Normalized response schema across all providers Credit-based pricing with 300 free credits on signup
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	One unified API replaces four separate SDKs for ChatGPT, Claude, Gemini, and Perplexity Covers both official APIs and real-time UI scraping across 8 AI search surfaces
Community votes	0	0
DR (Domain Rating by Ahrefs)	9 +2 (up) since last check	4 −1 (down) since last check
Trust Flow (Majestic)	6	4
Citation Flow (Majestic)	28	24
Referring domains (Majestic)	65	37

4 details filled in for both companies.

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