com.vectorstreamsystems/mbestudio
MBEstudio
Is the MBEstudio MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-14.
SysML v2 systems engineering: generate, verify, simulate and export system models from text.
alive probed 2026-11-14 · HTTP 200
- Endpoint
- https://studio.vectorstreamsystems.com/mcp (streamable-http)
- Host
- studio.vectorstreamsystems.com
- Protocol
- 2025-11-25
- Reports itself as
- com.vectorstreamsystems/mbestudio 0.4.0
- Capabilities
- tools
- Instructions
- 2 242 characters
- Of a 1M window
- 3.5 % of a 1M context window
- Count
- 35k tokens in Claude Opus 5.5, exact, measured 2026-11-14. With the Claude Code prefix mcp__…__ on each tool name: 35k. The o200k_base estimate is 20k. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/radsilent/mbestudio-mcp
- Website
- https://vectorstreamsystems.com/agents
- Registry
- active, updated 2026-10-27 · registry entry
- Changes
- 8 recorded, reachable in 6 of them. A row is added when the result, the tool count or the cost changes.
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.74×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| generate_system_model | 4 154 | 2 386 | 12 % |
| build_full_system | 4 152 | 2 385 | 12 % |
| estimate_cost | 4 118 | 2 365 | 12 % |
| mbe_submit_fragment | 2 072 | 1 190 | 6 % |
| run_agent_swarm | 2 042 | 1 173 | 6 % |
Compare this server with others.
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- Autoposting ai.autoposting/autoposting · not MCP
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- Conveo ai.conveo/conveo · needs auth
- ai.docuwriter/docuwriter · needs auth
- Epox ai.epox/mcp · needs auth
- FastMetal ai.fastmetal/fastmetal · needs auth
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-11-14 10:44 | alive | 546 ms | 32 | 35k | 20k |
| 2026-11-13 11:23 | server error | ||||
| 2026-11-12 11:36 | alive | 297 ms | 31 | 34k | 20k |
| 2026-11-07 10:32 | not found | ||||
| 2026-11-06 11:14 | alive | 836 ms | 31 | 34k | 20k |
| 2026-11-05 11:15 | alive | 390 ms | 31 | 34k | 20k |
| 2026-11-04 11:16 | alive | 533 ms | 31 | 32k | 18k |
| 2026-10-25 08:39 | needs auth |
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
- This server is in the heaviest 10 % of the registry. Its 5 most expensive tools are 48 % of the cost. Shorter descriptions, fewer optional parameters and fewer tools cut the cost. The command npx mcpcost --url <endpoint> --tools 50 lists every tool with its cost.
Fixed something? Probe it now, with the same steps as the daily run. This page updates with the next daily run.