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FastCron vs Healthchecks

FastCron scores higher on the AgentReady, 52/100 against 44/100. They differ on 11 of the 41 signals. Which ones decides whether an agent can adopt them without a person watching.

What each one is

FastCron. FastCron is a simple online cronjob service to help you schedule and run tasks automatically.

Healthchecks. Healthchecks.io is a service for monitoring cron jobs and similar periodic processes.

Where FastCron is ahead

FastCron passes machine-readable metadata, and Healthchecks does not. That is discover, whether an agent can find the product at all without being told it exists.

It also holds understand: structured api reference and authentication documented. Healthchecks misses those.

And on adopt, agent-compatible signup flow, fast time to first request, copyable quickstart and official python sdk. Healthchecks misses those.

Where Healthchecks is ahead

Healthchecks passes clear canonical domain, and FastCron does not. That is discover, whether an agent can find the product at all without being told it exists.

It also holds adopt: official typescript sdk and cli available. FastCron misses those.

And on operate, retry behavior documented. FastCron misses it.

What neither does

Both fail llms.txt published, llms-full.txt / full agent docs, mcp discoverable, openapi / spec quality, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented, programmatic credential creation, mcp integration available, structured, predictable output, machine-readable errors, idempotency support, rate-limit behavior predictable, agent compatibility verified. If your agent needs any of those, you will be building it yourself either way.

Score, pillar by pillar

The AgentReady splits into four pillars, scored separately, because a product can be easy to find and still impossible to adopt.

Discover. Both sit at 67/100 here. FastCron misses clear canonical domain, llms.txt published, llms-full.txt / full agent docs, mcp discoverable; Healthchecks misses llms.txt published, llms-full.txt / full agent docs, mcp discoverable, machine-readable metadata.

Understand is whether an agent can read the docs and work out how the API behaves before calling it. FastCron leads 46 to 23. FastCron misses openapi / spec quality, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented; Healthchecks misses structured api reference, openapi / spec quality, authentication documented, request examples provided, response examples provided, errors and status codes documented, limits / constraints documented.

Adopt. FastCron leads 60 to 45. FastCron misses programmatic credential creation, official typescript sdk, cli available, mcp integration available; Healthchecks misses agent-compatible signup flow, programmatic credential creation, fast time to first request, copyable quickstart, official python sdk, mcp integration available.

Operate. Healthchecks leads 41 to 35. FastCron misses structured, predictable output, machine-readable errors, retry behavior documented, idempotency support, rate-limit behavior predictable, agent compatibility verified; Healthchecks misses structured, predictable output, machine-readable errors, idempotency support, rate-limit behavior predictable, agent compatibility verified.

Pricing

FastCron starts at $6/month and has a free tier. Healthchecks starts at $0/mo and has a free tier.

Signal by signal

Which to pick

FastCron clears more of the signals an agent needs, so it is the safer default for unattended use. Full profiles: FastCron and Healthchecks. Alternatives to each: FastCron, Healthchecks.

An agent can fetch this as data: POST /v1/compare {"slugs": ["fastcron", "healthchecks"]}