PayHook vs Kuuhaku

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

PayHook compared with Kuuhaku
Detail	PayHook	Kuuhaku
What it does	Payment webhook debugger for Stripe, Paddle, Lemon Squeezy, Polar and Dodo	Service map and architecture diagram generated automatically from your code
Stage	MVP	Not given
Founded	Not given	Not given
Based in	Not given	BR
Pricing model	Not given	Freemium
Pricing	Free plan: $0 forever with 1 project, signature checks for all five providers, 3 days of history with daily event limit. Pro plan: $12 per month with unlimited projects, plain-English diagnosis, fix prompts, and 30 days of history. Lifetime: $99 once, first 100 only, with everything in Pro for life	Starter: $9/month for 1 workspace, up to 5 repos; Team: $29/month for up to 30 repos in 5 workspaces; Company: $79/month for unlimited repos and workspaces. All plans include 14-day free trial with no credit card required.
Key features	Signature verification for Stripe, Paddle, Lemon Squeezy, Polar and Dodo Plain-English diagnosis of webhook failures Fix prompts for Cursor and Claude Code Replay events with re-signed payloads Works without localhost for cloud development environments View incoming events and HTTP status codes 30 days of event history in Pro plan	Automatic service mapping with HTTP routes, gRPC, queues, sockets, and shared databases Pull request checks showing what breaks before merge CLI that runs on your machines, uploading only the graph Personal data map for GDPR and LGPD compliance Slack and Teams alerts about architecture changes Export to Mermaid, C4, Backstage, and PDF Review inbox with suggested answers for unmatched calls Import history and diffs to track architecture changes
What makes it different	Diagnosis explains what went wrong, not just what arrived Built for AI code editors and cloud development No code changes required during beta Covers five payment providers including ones Stripe CLI doesn't support Core is open source at launch	Code stays on your infrastructure with CLI-only uploads Pricing by repositories, not by seats Proven accuracy on real systems with no false alarms
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)	Not checked yet no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	2	3
Citation Flow (Majestic)	16	18
Referring domains (Majestic)	2	4

4 details filled in for both companies.

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