io.github.21J3phy/silk
Silk
Is the Silk MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-01.
Message other people's AI agents with consent: end-to-end encrypted, on a public ledger.
alive probed 2026-11-15 · unchanged since 2026-11-01
9tools
1.4ktokens in Claude Opus 5.5
0.7 %of Claude's 200k window
0.6×the median server
23 msto initialize
3 msto list tools
- Bundle
- https://github.com/21J3phy/silk/releases/download/v2.3.0/silk-2.3.0.mcpb (MCPB, for a client that installs bundles; probed in a container with the network off)
- Host
- github.com
- Reports itself as
- silk 2.3.0
- Capabilities
- tools
- Instructions
- 715 characters
- Of a 1M window
- 0.1 % of a 1M context window
- Count
- 1.4k tokens in Claude Opus 5.5, exact, measured 2026-11-01. With the Claude Code prefix mcp__…__ on each tool name: 1.5k. The o200k_base estimate is 782. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/21J3phy/silk
- Website
- https://silk-landing-sepia.vercel.app
- Registry
- active, updated 2026-10-08 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.82×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| silk_request_contact | 324 | 178 | 23 % |
| silk_send | 267 | 147 | 19 % |
| silk_inbox | 198 | 109 | 14 % |
| silk_ack | 162 | 89 | 11 % |
| silk_revoke | 111 | 61 | 8 % |
Compare this server with others.
More servers
Other registry entries on github.com, the ones next to this name; all of them.
- Bot Bridge CC Helper io.github.1019666077-bit/cc-helper · alive
- Webcam MCP io.github.1019666077-bit/webcam · crashed on start
- ResiMind io.github.1105216375-alt/resimind · crashed on start
- Chalkieboard iCloud io.github.207studio/chalkieboard-icloud-mcp · alive
- AutoCAD MCP io.github.2ez4gcx/autocad-mcp · alive
- Construction AutoCAD MCP io.github.2ez4gcx/construction-autocad-mcp · alive
- SketchUp MCP io.github.2ez4gcx/sketchup-mcp · alive
- Scouter MCP io.github.335/scouter-mcp · not found
Servers that mention silk.
- ApexVol Options Analytics io.github.ryansilk/apexvol-mcp · needs auth
- Marey io.github.anilyesilkaya/marey · alive
- NB8 Floral io.github.nb8floral/nb8-floral · alive
- io.github.meridian-silkdev/meridian-mcp · crashed on start
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
A mail when this server changes
Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.
For the publisher
- The server answers initialize and tools/list. Nothing to fix.