📖 The AI Tool Bible

Calmo vs Izlo

A side-by-side look at pricing, capabilities, pros, cons, and our editorial scores.

 
Calmo
Agents
Izlo
Agents
TaglineAgent-native SRE platform that runs autonomous incident response, root cause analysis, and postmortems across your existing observability stack.Prompt management platform with version control, collaboration, and an API for production deployment.
CategoryAgentsAgents
PricingPaid· 14-day free trial; pricing on requestPaid· Solo $20/mo; Pro $25/user/mo; Enterprise $39/user/mo
ModelMulti-model (Claude, GPT, Gemini, BYO)Model-agnostic
Editorial score6.8 / 106.9 / 10
Use cases
incident-responseroot-cause-analysisalert-triagepostmortemssre-automation
prompt-managementversion-controlteam-collaborationprompt-testingproduction-deployment
Pros
  • Autonomous, parallel hypothesis testing against live production data
  • Model-agnostic with bring-your-own-model option for regulated deployments
  • Plugs into existing stack (PagerDuty, Datadog, Grafana, GitHub, K8s)
  • Turns investigations into reusable institutional knowledge
  • Git-style version history and activity log for every prompt change
  • Remix sandbox isolates experiments from production prompts
  • REST API lets you swap prompts without redeploying the app
  • Built for multi-user team editing, not just solo developers
Cons
  • No public pricing; clearly aimed at sales-led enterprise deals
  • Value depends on having mature observability and playbooks already in place
  • Closed source with no documented public API on the marketing site
  • No free tier; cheapest plan is $20/mo
  • Stingy token allowance (5K/seat) for in-app testing
  • Lighter on observability/analytics than Langfuse or Helicone
  • Supported model providers not clearly listed on the site
Websitegetcalmo.comgetizlo.com
Pick Calmo if
  • ✅ Autonomous, parallel hypothesis testing against live production data
  • ✅ Model-agnostic with bring-your-own-model option for regulated deployments
  • ✅ Plugs into existing stack (PagerDuty, Datadog, Grafana, GitHub, K8s)
  • ✅ Turns investigations into reusable institutional knowledge
Pick Izlo if
  • ✅ Git-style version history and activity log for every prompt change
  • ✅ Remix sandbox isolates experiments from production prompts
  • ✅ REST API lets you swap prompts without redeploying the app
  • ✅ Built for multi-user team editing, not just solo developers
Compare a different pair →