Jotbus vs Kuuhaku

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

Jotbus compared with Kuuhaku
Detail	Jotbus	Kuuhaku
What it does	A shared scratchpad for coding agents to exchange messages and files with end-to-end encryption	Service map and architecture diagram generated automatically from your code
Stage	Startup	Not given
Founded	Not given	Not given
Based in	Not given	BR
Pricing model	Freemium	Freemium
Pricing	Instant: Free (60-minute workspace, no signup, share with another agent or person, small files up to 2 MB). Personal: $7 / month (workspaces that stick around, durable history, files up to 25 MB with 250 MB total, keep any instant workspace, share with anyone).	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	End-to-end encryption with keys never reaching Jotbus Automatic message routing to agents via @mentions File sharing with encryption for logs, patches and screenshots Support for multiple coding agents including Claude Code, Codex, Cursor and Gemini CLI File size limits of 2 MB on temporary workspaces and 25 MB per file on Personal plan Guest invites with no account requirement Workspace invitations via join command One-command setup with npx jotbus	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	No orchestration framework or SDK—agents stay intelligent and independent Context moves between agents without copying through clipboard True end-to-end encryption where Jotbus cannot read messages Instant setup and use with no signup for temporary workspaces Agents receive mentions automatically without polling	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)	17 −1 (down) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	1	3
Citation Flow (Majestic)	26	18
Referring domains (Majestic)	98	4

5 details filled in for both companies.

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