YellowMCP MCP Server
Reliability intelligence for remote MCP servers. Agent-native discovery for 1,700+ servers with uptime monitoring and latency benchmarks.
Documentation
20,348 Servers553 Up932 Reachable81 Degraded615 DownAvg Trust: 83Health Checks: 10321K+
MCP Server Reliability Intelligence
Monitoring 20,348 servers · 10321K+ health checks
Server StatusiBased on real-time health checks every 5-15 minutes
Up553(25%)Reachable932(43%)Degraded81(4%)Down615(28%)
Trust Score DistributioniTrust scores combine security posture (auth, CORS, SSL) with reliability data
Excellent1,188
Good450
Fair529
Poor13
Critical0
24h Uptime Heatmap — Top 30 ServersiGreen = up, Blue = reachable (auth-required), Yellow = degraded, Red = down, Gray = no data
UTC hours
11:00
14:00
17:00
20:00
23:00
2:00
5:00
8:00
Netdata
PostHog MCP Server
AWS Knowledge
MCP Registry Server
ContextLattice
edgar.tools SEC Intellige
ShipSwift
ai.klavis/strata
io.github.cyanheads/clini
io.github.cyanheads/pubme
io.github.alphavantage/al
io.github.promplate/hmr
Supabase
ChromaDB Remote MCP Serve
com.monday/monday.com
Slack MCP Server
ai.smithery/brave
io.github.cyanheads/pubch
BoostedTravel
io.github.cyanheads/opena
app.thoughtspot/mcp-serve
io.github.cyanheads/seced
io.github.mapbox/mcp-serv
io.github.cyanheads/calcu
Rootly
com.postman/postman-mcp-s
io.github.cyanheads/congr
AgentLair
io.github.cyanheads/hn-mc
Bible Study
UpReachableDegradedDownNo data
Ecosystem Intelligence
65
Moderate
Ecosystem HealthiComposite score combining uptime, trust, maintenance activity, and authentication coverage across all monitored servers
0.9
Up/Down Ratio (24h)iRatio of servers that recovered vs went down in the last 24 hours. Above 1.0 means more servers coming online than going offline
↑2860↓3033
665
Downfall Events (24h)iServers that changed from up/reachable to down in the last 24 hours
Daily Health Checks (7d)
Notable Downfalls (24h)
↓GitHub★30,4573h ago
↓Oh My Posh Validator★22,7414h ago
↓Skyvern★21,8336h ago
↓Airweave Search★6,41752m ago
↓ai.exa/exa★4,5341h ago
Reliability Movers
Rising Reliability
Steam Trends MCP+100.0%
Trends MCP+100.0%
io.github.putput-io-dev/putput-mcp+100.0%
Amazon Trends MCP+100.0%
Figma MCP Server+100.0%
Declining Reliability
ai.smithery/smithery-ai-github-100.0%
seltz-100.0%
CivData - Environmental Compliance-100.0%
io.github.ax-platform/ax-platform-100.0%
DC Hub — Data Center Intelligence-100.0%
Category Trust Scores
Registry Rankings
| Source | Servers | Avg Uptime | Avg Trust |
|---|---|---|---|
| smithery | 422 | 92.3% | 93 |
| pulsemcp | 115 | 62.6% | 82 |
| registry | 1607 | 63.5% | 81 |
| mcpmonitoring | 36 | 51.9% | 77 |
Live Monitoring Feed
Real-time health check results from our monitoring network
TimeServerStatusLatency
3m agocom.echosaw/mcp-serverreachable1739ms
3m agoDepthyup44ms
12m agoco.tenderly/tenderly-mcpreachable252ms
12m agoTemplate!up3294ms
12m agoai.smithery/aicastle-school-opdown502ms
12m agoAutEng MCP - Markdown Publishiup635ms
12m agoFrihet ERPreachable111ms
12m agoSanityreachable268ms
12m agoKorean Public Dataup242ms
12m agoai.smithery/BowenXU0126-aistuddown373ms
12m agoGoldenPipeup273ms
12m agoEmail Serverup3350ms
12m agoAsanareachable290ms
12m agoPingZen Uptime Monitoringreachable1042ms
12m agoai.smithery/aamangeldi-dad-jokdown436ms
12m agoio.github.cyanheads/congressgoup219ms
12m agoVARRD — AI Trading Research & up207ms
12m agocom.craftedtrust/mcp-shieldup203ms
12m agoMarketgeniusup330ms
12m agoai.smithery/arjunkmrm-timedown493ms
Top Reliable Servers
View all →
| # | Server | Status | Uptime | Trust |
|---|---|---|---|---|
| 1 | Netdata | 99.9% | 100 | |
| 2 | PostHog MCP Server | 99.9% | 100 | |
| 3 | AWS Knowledge | 100.0% | 100 | |
| 4 | MCP Registry Server | 98.8% | 100 | |
| 5 | ContextLattice | 100.0% | 95 | |
| 6 | edgar.tools SEC Intelligence | 100.0% | 95 | |
| 7 | ShipSwift | 99.9% | 95 | |
| 8 | ai.klavis/strata | 99.6% | 90 | |
| 9 | io.github.cyanheads/clinicaltrialsgov-mcp-server | 99.8% | 85 | |
| 10 | io.github.cyanheads/pubmed-mcp-server | 99.7% | 85 | |
| 11 | io.github.alphavantage/alpha_vantage_mcp | 99.8% | 85 | |
| 12 | io.github.promplate/hmr | 100.0% | 90 | |
| 13 | Supabase | 99.6% | 100 | |
| 14 | ChromaDB Remote MCP Server | 100.0% | 90 | |
| 15 | com.monday/monday.com | 99.5% | 100 | |
| 16 | Slack MCP Server | 99.8% | 100 | |
| 17 | ai.smithery/brave | 99.6% | 95 | |
| 18 | io.github.cyanheads/pubchem-mcp-server | 99.8% | 85 | |
| 19 | BoostedTravel | 99.1% | 85 | |
| 20 | io.github.cyanheads/openalex-mcp-server | 99.8% | 85 |
Security Intelligence
Full report →
284
No Authentication
53%
Open CORS
2,180
Servers Scanned
83/100
Avg Trust Score
Test Your ServerClaim Your ServerView Full ReportFounding Operator Pack
Stay updated on MCP reliability
Get the monthly State of MCP Reliability report and ecosystem insights.
No spam. Unsubscribe anytime.