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Sentnl vs Altseat

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

Sentnl compared with Altseat
DetailSentnl logo SentnlAltseat logo Altseat
What it doesProtect your client retainers from silent AI failures Run multiple Claude Code, Codex and Kimi Code accounts on one Mac with automatic usage tracking and handoff
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
PricingFree: 500 transactions per month, no credit card required Free for up to 2 accounts total across all three tools. Lifetime license USD 12 one-time (launch price through 30 November 2026, then USD 19), allowing up to 10 accounts per tool on one Mac. One payment, no subscription.
Key features
  • Real-time transaction monitoring
  • Empty output detection
  • Instant email notifications
  • 5-minute webhook setup
  • Integration with major automation platforms
  • No database required
  • Free tier with 500 transactions monthly
  • Menu bar usage display for Claude Code and Codex accounts
  • Automatic account switching when limits reached
  • Automatic handoff for Claude Code sessions
  • Shared settings and sessions across accounts
  • MCP server synchronization across Claude accounts
  • Support for up to 10 accounts per tool
  • Signed and notarized by Apple
  • In-app updates from the menu bar
  • 14-day refund guarantee
What makes it different
  • Built specifically for AI agencies and freelancers managing client workflows
  • Catches soft failures instantly before clients notice
  • No credit card required for free tier
  • Simple webhook integration without custom monitoring scripts
  • Automatic handoff continues conversations seamlessly between accounts without interruption
  • Never handles passwords or refreshes tokens, keeping credentials secure
  • Only switches between processes, never changes login of running session
  • Real-time usage visibility for multiple Claude Code and Codex accounts in one place
  • One-time lifetime license with no subscription required
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)1 −1 (down) since last checkNot checked yet no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)54
Referring domains (Majestic)201

5 details filled in for both companies.

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