Mirio vs ActionBox

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

Mirio compared with ActionBox
Detail	Mirio	ActionBox
What it does	Inbound forms for coding agents	Human approval infrastructure for AI agents and automation workflows
Stage	MVP	Not given
Founded	Not given	Not given
Based in	US	Not given
Pricing model	Free	Freemium
Pricing	Free during beta: up to 1,000 responses per month	Developer: Free forever with 250 Actions/month, 3 Sources, 3 Watches, 7-day history. Pro: $10/month ($120/year, save 17%) with 1,000 Actions/month, unlimited Sources, 20 Watches, 30-day history, additional Actions at $8 per 1,000-pack. Team: $49.17/month ($590/year, save 17%) with 5,000 Actions/mont
Key features	Customizable React form components Spam filtering and response screening Company enrichment for each response Multi-step forms that save progress Send to Slack, email, webhooks or Postgres Response versioning Read responses from terminal Fit scoring for leads	Typed decisions (Boolean, choice, text, number, rating, structured forms) Heartbeat Watches for silent-work detection Action Controls for safe follow-up operations Multi-surface inboxes (web, mobile, Slack, CLI, MCP) Model Context Protocol (MCP) integration Signed receipts and durable decision history Mobile app for iOS (15+) with push alerts Slack approval integration (Beta) CLI with bounded long-poll waiting Integration guides for GitHub Actions, n8n, LangGraph, OpenAI Agents SDK
What makes it different	Built for coding agents to set up and modify like code files Open source npm package under MIT license Forms live in your site's code, not separate tools Automatic company enrichment on every response No workflow switching needed	Durable decision records that survive client disconnections and restarts Reduces median approval time significantly in production environments Unified API across multiple approval surfaces without building custom dashboards Source-scoped identity for independent credential rotation across runners Built-in monitoring for stalled background work with heartbeat watches
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	1 no change since last check	5 no change since last check
Trust Flow (Majestic)	4	7
Citation Flow (Majestic)	4	24
Referring domains (Majestic)	1	42

5 details filled in for both companies.

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