Dominion Observatory MCP Server
An observatory that probes every MCP server in the official MCP registry and reports which ones actually work: live, auth-gated, dead, or erroring.
Documentation
Static scanners read the code. We measure what the MCP server actually does.
Dominion Observatory is the neutral, behavioral trust layer for Model Context Protocol servers — runtime reliability (uptime, success rate, latency) from real agent traffic, not a one-time code scan. Honest by design: unmeasured servers show as unrated, never a fake score. We are not a marketplace, so we can rate what others can't. Look up any server free.
Check a Server Free Agent Signup (auth.md) Add to Claude / Cursor Browse 22,561 Servers
22,561
Servers Indexed
Signed
Audit-Ready Reports
CI-Ready
API + Webhooks
For AI agents
Your agent can sign itself up. No human, no browser.
Dominion implements auth.md, the open agent-registration protocol from WorkOS. An agent discovers us, claims its own key, and verifies any MCP server before it connects — in one call.
:: 1. claim a key (no human in the loop) curl -X POST https://dominionobservatory.com/agent/auth -d '{"type":"anonymous"}'
:: 2. verify a server before calling it curl https://dominionobservatory.com/agent-query/ -H "Authorization: Bearer "
auth.md spec → agent onboarding skill →
Gate risky MCP servers in CI — fail the build below your trust threshold
In your CI pipeline, before an MCP server is approved:
score=$(curl -s "https://dominionobservatory.com/api/trust?url=$MCP_URL" | jq .trust_score)
if [ "$score" -lt 70 ]; then echo "Blocked: $MCP_URL trust score $score is below policy (70)" exit 1 fi
Compliance tier returns a signed, audit-ready attestation:
curl "https://dominionobservatory.com/api/trust/verascore?subject=$MCP_URL"
Why teams scan with Observatory
If your company is adopting MCP, someone has to answer "can we trust this server?" Observatory is that answer — backed by behavioral data on 22,561 servers and signed so it holds up in an audit.
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Trust Verification
Every call gets a trust score based on real behavioral data: success rates, latency patterns, anomaly detection across 22,561 servers.
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Compliance Attestation
Machine-readable attestation receipts for EU AI Act Article 12 and MiCA compliance. Audit-ready from day one.
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Gateway Proxy
Route any MCP server through Observatory. Trust checks happen transparently. No code changes needed — just change the URL.
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Behavioral Baselines
Cross-ecosystem reliability baselines built from agent-reported telemetry. Data that ages into compounding value.
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AIO Audit
Agent Information Optimization — check any MCP server's discoverability to AI agents. Scores llms.txt, agent.json, registry presence, and more. Try it free →
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Priced for teams, not experiments
Scan your first server free. CI/monitoring plans for platform teams, and a Compliance tier with signed attestations for audit and vendor-risk reviews. See pricing →
Works with your stack
Install a package. Add one line. Trust checks are automatic.
LangChainpip install langchain-mcp-trust-gate
CrewAIpip install crewai-dominion-trust
OpenAI Agentspip install openai-agents-trust-gate
Any MCP clientpip install dominion-observatory-sdk
Score Changes
Trust scores that moved in the last 72 hours
sg-weather-data-mcpweather↓ -1380
View all servers →
Pricing
Scan one server free. Pay when MCP trust becomes part of how your team ships.
Free
$0
- Scan any server on demand
- Trust score + SLA grade
- Public report page
- No signup required Scan a server
Team / CI Most popular
$0.01 /query
- Unlimited scans via API
- Gate builds on a trust threshold
- Latency percentiles + history
- Monitoring & score-change alerts Get an API key
Compliance
$0.10 /query
- Everything in Team / CI
- Signed, audit-ready attestations
- EU AI Act Art. 12 & MiCA receipts
- Vendor-risk & audit-trail exports Talk to us
Run a registry, gateway, or marketplace? License the trust feed and show a trust score on every server you list.
Find out if your MCP servers are safe
Scan your first server free — no signup. Add it to CI when you're ready.
Scan a Server Free