API Vault

by jon.foster.ny · Developer Tools

Manifest V3 in_app

View in Chrome Web Store Data as of 16 Oct 2026

Capture, save, and organize API responses. Perfect for developers debugging integrations and testing APIs.

Users

−1 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#276K

#229K among extensions

Version

1.0.1

updated 22 Dec 2025

Users

monthly, 10 months

Latest, 16 Oct 2026: 4 usersMove the mouse over the chart for any month

Ratings count

monthly, 10 months

Latest, 16 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About API Vault

API Vault - Your API Response Toolkit Capture every API call your browser makes. Perfect for: • Debugging API integrations • Inspecting request/response payloads • Comparing responses between calls • Exporting data for documentation FEATURES: ✓ Capture fetch, XHR, and beacon requests ✓ View request & response bodies ✓ Syntax-highlighted JSON responses ✓ Search and filter by URL, status, or content ✓ Compare/diff two responses side-by-side ✓ Export to JSON ✓ Works in iframes ✓ Captures from page load (no missed requests!) Free 7-day trial, then $1.99 one-time for unlimited access. Built for developers, by developers.