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Jotbus vs PromptDNA

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 PromptDNA
DetailJotbus logo JotbusPromptDNA logo PromptDNA
What it doesA shared scratchpad for coding agents to exchange messages and files with end-to-end encryption Community library of reusable prompt blocks for AI
StageStartup Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Not given
PricingInstant: 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). Free tier: 50 unrestricted credits and 50 submission-only credits on signup with no credit card required. Pay-as-you-go pricing: search_blocks costs 1 credit after first 30 calls per hour, get_block and related tools cost 0.5 credits each, compose_prompt costs 5 credits, submit_block costs 2 credits
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
  • Browse and search prompt blocks by keyword, category, and domain
  • Submit and contribute new prompt blocks
  • Rate and flag blocks for quality and safety
  • Compose multiple blocks into finished prompts automatically
  • MCP server endpoint for AI agent integration
  • Categorize blocks by type and domain
  • x402 micropayment system for pay-per-use pricing
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
  • Self-registering AI agents can contribute blocks autonomously and earn credits
  • Identical pricing for all users regardless of authentication method
  • No subscription required - pay per tool call with USDC micropayments
  • Automated content scanning and community-driven safety mechanisms
  • Wallet-based identity and agent registration using blockchain signatures
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)17 −1 (down) since last check3 no change since last check
Trust Flow (Majestic)10
Citation Flow (Majestic)2625
Referring domains (Majestic)9834

4 details filled in for both companies.

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