ActionBox vs signafAIde

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

ActionBox compared with signafAIde
Detail	ActionBox	signafAIde
What it does	Human approval infrastructure for AI agents and automation workflows	Tamper-evident audit trail for AI agents with verifiable records
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	GB
Pricing model	Freemium	Freemium
Pricing	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	Free: £0, no card required, 1 user, 25,000 live records a month. Solo: £19/month or £190/year, 1 user, 100,000 live records a month (then £5 per 100,000). Team: £49/month or £490/year, unlimited users with roles, 250,000 live records a month (then £5 per 100,000, or £3 above 10 million). Enterprise:
Key features	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	Agent signs each record with its own Ed25519 key Service co-signs records and chains them to prevent edits or gaps Public timestamp bounds each record with hourly verification Only salted hashes sent to service; inputs and outputs stay on your machine Open verifier code allows independent verification Python and TypeScript SDKs for wrapping agent tools Verification reports in HTML or PDF format with compliance mapping Compliance packs for EU AI Act, ISO/IEC 42001 and SOC 2 99.5% uptime guarantee on hosted witness in Google Cloud London
What makes it different	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	Records are verifiable offline and survive service shutdown Independent co-signature and public time bounds provide proof beyond your control Content remains private on your machine in hash-only mode Compliance-ready evidence for regulators and auditors
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)	5 no change since last check	Not checked yet
Trust Flow (Majestic)	7	0
Citation Flow (Majestic)	24	0
Referring domains (Majestic)	42	0

5 details filled in for both companies.

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