https://api.osf-master-server.com/mcp ↗
io.github.onefreeman1337/osf-data-marketplace is a remote MCP server published at api.osf-master-server.com. It has been probed 35 times since 9/4/2026. It answered in only 0 of them (0.0%), indicating low availability. Median response time is 15,002 ms, a delay an agent will notice. Its tool list could not be read; the server is closed to direct calls.
8.1M+ US gov and science data via x402 USDC. 21 tools, $0.001 sample tier, sanctions, SEC, CVEs.
Can an LLM agent pick the right tool here — names, descriptions and parameter clarity are assessed.
| Run | Era | Modern | ms | Legacy | ms | Versions |
|---|---|---|---|---|---|---|
| 2026-09-07 05:25:31 | Unreachable * | — | 15002 | — | 15002 | — |
| 2026-09-07 02:57:58 | Unreachable * | — | 15003 | — | 15003 | — |
| 2026-09-07 00:27:42 | Unreachable * | — | 15004 | — | 15002 | — |
| 2026-09-06 22:36:06 | Unreachable * | — | 15002 | — | 15002 | — |
| 2026-09-06 20:44:13 | Unreachable * | — | 15003 | — | 15003 | — |
| 2026-09-06 18:49:47 | Unreachable * | — | 15002 | — | 15001 | — |
| 2026-09-06 16:56:18 | Unreachable * | — | 15003 | — | 15002 | — |
| 2026-09-06 15:42:25 | Unreachable * | — | 15003 | — | 15002 | — |
| 2026-09-06 13:49:02 | Unreachable * | — | 15002 | — | 15002 | — |
| 2026-09-06 11:55:12 | Unreachable * | — | 15002 | — | 15002 | — |
Each cell is one probe run. Faded cells are incomplete probes — one leg did not answer, so the era is inconclusive.
The two probe legs separately: modern server/discover and legacy initialize.
Derived by comparing consecutive probes — changes in era, protocol version, build and reachability.
Add this badge to your README — it updates automatically as measurements change.
[](https://mcpmetrics.io/servers/io-github-onefreeman1337-osf-data-marketplace)<a href="https://mcpmetrics.io/servers/io-github-onefreeman1337-osf-data-marketplace"><img src="https://mcpmetrics.io/badge/io.github.onefreeman1337/osf-data-marketplace/era.svg" alt="mcpmetrics"></a>You are seeing the last 7 days. Sign up for the full history. Which check failed and why is in the dashboard.
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