crates.io API
Rust crates.io registry API: site summary with new and most-downloaded crates.
Operational
Last checked · response time 341 ms
90-day uptime
Monitoring since · 32 days of data
Past incidents
No incidents reported.
No incidents reported.
- Guardian-measuredResolvedAPI: HTTP 503 · resolved after 10m
- Guardian-measuredResolvedAPI: HTTP 503 · resolved after 33m
- Availability incidentEndpoint has failed 3 consecutive polls (latest: HTTP 503)
- Guardian-measuredResolvedAPI: HTTP 500 · resolved after 26m
- Guardian-measuredResolvedAPI: HTTP 500 · resolved after 5m
- Guardian-measuredResolvedAPI: HTTP 500 · resolved after 5m
- Guardian-measuredResolvedAPI: HTTP 503 · resolved after 10m
No incidents reported.
No incidents reported.
No incidents reported.
No incidents reported.
No incidents reported.
No incidents reported.
No incidents reported.
No incidents reported.
No incidents reported.
No incidents reported.
No incidents reported.
Recent changes
- Schema change3 fields changed: just_updated[].recent_downloads, new_crates[].max_stable_version, new_crates[].repository
- Schema change2 fields changed: new_crates[].max_stable_version, new_crates[].repository
- Schema change4 fields changed: just_updated[].documentation, just_updated[].homepage, new_crates[].max_stable_version, +1 more
- Schema change4 fields changed: just_updated[].max_stable_version, just_updated[].recent_downloads, new_crates[].max_stable_version, +1 more
- Schema change3 fields changed: just_updated[].max_stable_version, just_updated[].recent_downloads, new_crates[].max_stable_version
- Schema change2 fields changed: just_updated[].recent_downloads, new_crates[].max_stable_version
- Schema change2 fields changed: just_updated[].documentation, new_crates[].max_stable_version
- Schema changeField became nullable
- Schema change2 fields changed: just_updated[].repository, new_crates[].max_stable_version
- Schema change2 fields changed: just_updated[].homepage, new_crates[].max_stable_version
- Schema change2 fields changed: just_updated[].max_stable_version, new_crates[].max_stable_version
- Schema change3 fields changed: just_updated[].recent_downloads, just_updated[].repository, new_crates[].max_stable_version
- Schema changeField became nullable
- Schema change3 fields changed: just_updated[].recent_downloads, new_crates[].max_stable_version, new_crates[].repository
- Schema change2 fields changed: just_updated[].documentation, new_crates[].max_stable_version
- Schema change3 fields changed: just_updated[].documentation, just_updated[].homepage, new_crates[].max_stable_version
- Schema change3 fields changed: just_updated[].homepage, new_crates[].max_stable_version, new_crates[].repository
- Schema change3 fields changed: just_updated[].repository, new_crates[].max_stable_version, new_crates[].repository
- Schema change2 fields changed: new_crates[].max_stable_version, new_crates[].repository
- Schema change4 fields changed: just_updated[].documentation, just_updated[].recent_downloads, new_crates[].documentation, +1 more
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-api)
Machine-readable: JSON (versioned v1, CORS-enabled) · Atom feed of drift & outage events.
Guardian probes https://crates.io/api/v1/summary about every 5 minutes. How Guardian measures.