Sentinelboard

Sentinelboard

Unified monitoring for websites, APIs, cron jobs, domains, errors and LLM costs.

Freemium - Freemium — free tier suitable for indie projects; paid plans available for higher check frequency, retention, and team features.

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About Sentinelboard

Sentinelboard provides easy, no-code monitoring for web availability, API responses, cron jobs, domain expirations, error tracking and LLM/API costs — all in one place. Built for indie makers and small teams, it supports Sentry-compatible SDKs, AI-powered error explanations, payload-level API checks, and smart grouping to reduce noise.

Key Features

  • Website availability and performance checks (no-code URL monitoring)
  • API response validation (body, headers, status codes, payload checks)
  • Error tracking with Sentry-compatible SDKs and AI-powered error explanations
  • Cron job and domain expiration monitoring
  • LLM/API cost tracking and observability

Who is this for?

Indie makers, small engineering teams, developers and operators who need lightweight, unified monitoring.

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