LastPing vs CurlyJSON
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
LastPing compared with CurlyJSON
| Detail | 
LastPing | 
CurlyJSON |
|---|
| What it does | Monitoring for AI agents, cron jobs, and CI/CD pipelines that tracks started, progress, blocked and failed signals
| JSON Formatter & Validator — Free, Private & Offline
|
|---|
| Stage | Growing
| Not given
|
|---|
| Founded | Not given
| Not given
|
|---|
| Based in | DE
| Not given
|
|---|
| Pricing model | Free
| Freemium
|
|---|
| Pricing | Free for individuals with no monitor cap. A paid team tier may come later with advance notice.
| Free for all tools. Pro: $29.99 per year or $4 per month, plus tax.
|
|---|
| Key features | - MCP server with 50 tools for AI agents to create their own monitors
- Absence detection that opens incidents when expected signals never arrive
- Heartbeat monitoring for cron jobs via HTTP ping
- CI/CD pipeline monitoring via signed webhooks from GitHub Actions, GitLab CI, and Jenkins
- HTTP uptime probing for status code, latency, and keyword checks
- Nine alert destinations with routing matrix and flap damping
- Public status pages with embeddable badges
- Terraform provider for monitoring as code
- Agent registry and fleet view showing monitor status
- Output assertions catching successful runs that did nothing
| - Validate JSON with precise line and column errors
- Repair invalid JSON fixing trailing commas, quotes, and comments
- Preserve large integers without rounding
- Detect and mask API keys, tokens and passwords
|
|---|
| What makes it different | - No SDK, library, or YAML changes required; works with any language via HTTP requests
- Durable deadlines that survive restarts and never miss a check-in
- Free for individuals with no monitor cap, fully hosted with no infrastructure to manage
- Built by a systems engineer with DevOps experience who understands silent failures
| - Keeps large numbers exactly as written instead of silently rounding them like most online formatters
- All free tools run entirely in your browser, working offline without uploading data
- Automatically detects and warns about secrets like API keys and passwords
|
|---|
| 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) | 4 ▲ +3 (up) since last check | Not checked yet ● no change since last check |
|---|
| Trust Flow (Majestic) | 7 | 7 |
|---|
| Citation Flow (Majestic) | 20 | 13 |
|---|
| Referring domains (Majestic) | 48 | 2 |
|---|
5 details filled in for both companies.
More alternatives to LastPing More alternatives to CurlyJSON