14803 remote MCP servers · 38 hours of data · last run 2026-09-07 05:25:31
Can an LLM agent pick the right tool here — names, descriptions and parameter clarity are assessed.
| # | Server | Agent readability score | |
|---|---|---|---|
| 1 | france-data | 98/100 | A premier territorial intelligence server offering deep, multi-source French data with expert-level guidance for complex agentic reasoning and tool chaining. |
| 2 | IBANforge | 98/100 | An elite-tier MCP server with exceptional usage guidance, clear tool boundaries, and proactive error prevention for financial data processing. |
| 3 | tls-radar | 98/100 | A highly sophisticated MCP server for SSL/TLS management, featuring exceptional multi-step workflow guidance and proactive error prevention for agents. |
| 4 | Framesail | 97/100 | A highly sophisticated, workflow-oriented toolset that provides explicit guidance for managing a complex, multi-stage AI video production pipeline. |
| 5 | usaspending-mcp-server | 97/100 | A highly sophisticated MCP server providing deep, interconnected access to US federal spending data with exceptional chaining guidance. |
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Time series of all measurements — for analysis and data delivery.
API documentation (Swagger) ↗Each column is one probe run. The value is not in a single snapshot but in how these columns shift over time.
Transition to the 2026-07-28 stateless spec — share of readable servers speaking modern/dual. 12-month window.
Servers online vs total measured per run — the pulse of the ecosystem.
Points where servers switched protocol era — the pulse of the legacy→modern migration.
Median across probe legs. Measured even for servers returning 401 — availability needs no auth.
Table view of the charts — colour alone never carries meaning.
| Server▲ | Era | Up | p50 ms | Probes | Last probe |
|---|---|---|---|---|---|
| ai.obaron/aeo https://api.obaron.ai/aeo/mcp | Unreachable | 0% 24s 0% · 7g 0% | 761 | 35 | 07.09 05:25 |
| io.github.onefreeman1337/osf-data-marketplace https://api.osf-master-server.com/mcp | Unreachable | 0% 24s 0% · 7g 0% | 15003 | 35 | 07.09 05:25 |
| PDFMakerAPI https://api.pdfmakerapi.com/mcp | Unreachable | 0% 24s 0% · 7g 0% | 119 | 35 | 07.09 05:25 |
| Pinchwork MCP Server https://api.pinchwork.dev/mcp | Unreachable | 0% 24s 0% · 7g 0% | 397 | 29 | 07.09 05:25 |
| Provision Stack https://api.provision-stack.com/mcp | Unreachable | 0% 24s 0% · 7g 0% | 44 | 33 | 07.09 05:25 |
| Meyhem — MCP Server Discovery & Agent Search https://api.rhdxm.com/mcp | Unreachable | 0% 24s 0% · 7g 0% | 520 | 34 | 07.09 05:25 |
| MCP Finder https://api.rhdxm.com/mcp/ | Unreachable | 0% 24s 0% · 7g 0% | 618 | 34 | 07.09 05:25 |
| Runlog https://api.runlog.org/mcp | Unreachable | 0% 24s 0% · 7g 0% | 15003 | 34 | 07.09 05:25 |
| io.github.sentrysurface/sentrysurface https://api.sentrysurface.io/mcp/mcp | Unreachable | 0% 24s 0% · 7g 0% | 15003 | 34 | 07.09 05:25 |
| io.github.voicearc/splitbasket-prices https://api.splitbasket.shop/v1/mcp | Unreachable | 0% 24s 0% · 7g 0% | 15003 | 30 | 07.09 05:25 |
Drop your URL — your server gets probed in the next run and appears in the directory with a reliability scorecard.
Writing on the MCP ecosystem: reliability, protocol eras, and measurement findings.