crates.io Sparse Index
crates.io sparse registry index: config document cargo fetches during dependency resolution.
Operational
Last checked · response time 138 ms
90-day uptime
Monitoring since · 31 days of data
Recent changes
No changes detected in 31 days of monitoring (since 2026-06-12).
Integrate
The live status, 90-day uptime figure and change history on this page are also machine-readable: embed the badge, poll the JSON, or subscribe to the feed. No key needed.
Status badge: 
Markdown embed: [](https://guardiandev.ai/apis/crates-io-index)
Machine-readable: JSON (versioned v1, CORS-enabled) · Atom feed of drift & outage events.
Guardian probes https://index.crates.io/config.json about every 5 minutes. How Guardian measures.