data · 30+ endpoints · cron-refreshed
JSON API
Every aggregation, ranking, dossier, graph, and TPA receipt that powers Crovia is exposed as plain JSON at a stable URL. Refreshed by cron, served via global CDN, no API key required for read access. Use them to build dashboards, plug into research pipelines, or audit our claims.
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Free tier · read access · no key required. All endpoints below are public, CORS-enabled, and licensed CC-BY-4.0 with attribution to croviatrust.com. Reasonable scraping is fine; please cache locally if you make more than ~1 request/second.
Live observatory
free
Aggregate feeds and pulse stats designed for embedding and dashboards.
/registry/data/_home_pulse.json
Real-time pulse: ledger totals, 24h sparkline, silence watch, bitcoin anchors. TTL 60s.
size1.5 KB
refreshed2026-05-10 09:01:02Z
Compliance & ranking
free
Models and organizations scored against the documented training-data necessities canon.
TPA — Training-data Provenance Attestations
free
Cryptographically anchored receipts of training-data necessity claims, with merkle proofs and jurisdiction exposures.
/registry/data/tpa_latest.json
Latest TPA receipt for every observed model. Includes merkle root, temporal anchor, jurisdiction exposures.
size9.4 MB
refreshed2026-05-10 08:49:13Z
Substrate (graph layer)
free
Raw provenance graph: predecessors, finetuning chains, multi-source consensus, and lacunas (gaps in evidence).
Sonar & search
free
Continuous network probes and search-engine visibility tracking.
Usage examples
# Latest pulse — totals + 24h sparkline (TTL 60s, ideal for dashboards)
curl -s https://croviatrust.com/registry/data/_home_pulse.json | jq .ledger.n_envelopes_total
# Look up a specific model in the global ranking
curl -s https://croviatrust.com/registry/data/global_ranking.json | jq '.model_ranking[] | select(.model_id | test("Llama"))'
# Stream the full lineage graph
curl -s https://croviatrust.com/registry/data/lineage_graph.json | jq '.metrics'
All endpoints support If-Modified-Since and return Last-Modified + correct Cache-Control headers.
Coming next · Crovia Pro
The data above is and will remain free. The Pro tier adds operational capabilities for teams running compliance / model-governance pipelines who need more than periodic snapshots.
WebhooksReal-time push when a target you watch changes verdict, gets a new TPA, or jumps in pressure ranking.
Custom canonDefine your own necessity set (per jurisdiction or industry) and score the entire 6,800-model corpus against it.
Bulk archivesHistorical JSONL dumps of every signed envelope (currently 125k+) and full delta replay.
Vendor alertsEmail digest when YOUR org or your suppliers appear in omissions, drift, or critical-severity reports.
White-label embedDrop-in iframe of compliance ranking branded as your own auditor view.
SLA + supportDedicated freshness SLA per endpoint and human triage for verification edge-cases.
Get notified at launch