---
title: "The free lockfile check, rendered for a terminal."
method: POST
path: "/check"
---

# The free lockfile check, rendered for a terminal.

`POST /check`

## Request

- Base URL: `https://lazaretto.dev`
- URL: `https://lazaretto.dev/check`
- Auth: none declared

Same check as POST /v1/lockfile, returned as human-readable text instead of JSON, for `curl -s https://lazaretto.dev/check --data-binary @package-lock.json`. No key, no account. Unverified entries are shown as an explicit non-answer.

## Response `200`

Plain-text result.

## Other responses

- `400`: Unrecognized lockfile, or no exactly-pinned versions.
- `503`: The feed could not be consulted. Not an all-clear.

---

[API](https://skmtc.dev/lazaretto/apis/lazaretto-skill-tool-verification-api.md) · [All operations](https://skmtc.dev/lazaretto/apis/lazaretto-skill-tool-verification-api/llms.txt) · [OpenAPI document](https://skmtc.dev/lazaretto/apis/lazaretto-skill-tool-verification-api/revisions/2bd4e34d0067?raw)