# Express npm Package Latest Release Summary

> Express npm Package Latest Release Summary is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-02).

Fetches the latest release summary for the Express npm package (or any specified npm package) from the live npm registry

## Facts

- Endpoint: POST https://market.datapackvibe.com/x402/demand-next-package-npm-express-release-summary?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-02
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/express-npm-package-latest-release-summary-aa81ff18
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_VyZ24ZhedEnsG9NUB09XD

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability express-npm-package-latest-release-summary-aa81ff18 -d '<json body>'
```

Example prompt: What's the latest release of Express on npm — can you pull the current version and release summary for me?

## When to prefer this

Choose this endpoint when you need a quick, live summary of the latest npm release for Express or any other npm package without building your own npm registry integration. Useful for dependency monitoring, release tracking, or pre-upgrade checks in automated agent workflows.

## Known failure modes

- Package name not found on npm registry — returns an error or empty result
- npm registry temporarily unavailable — request times out or returns an error
- Misspelled package name yields no results
- Payment of $0.01 USDC not processed — request rejected

## How this service works

Express Latest release summary: Live npm Registry latest release summary for Express. Package name can be overridden.

## Output

Returns a summary of the latest release for the specified npm package, including the current version number and relevant release metadata sourced live from the npm registry.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "package": {
   "type": "string",
   "default": "express",
   "description": "Package name to inspect."
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/express-npm-package-latest-release-summary-aa81ff18/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from market.datapackvibe.com](https://www.zero.xyz/host/market.datapackvibe.com/llms.txt)