About Niwashi MCP
Niwashi MCP is an MCP server published by k3l0-dev in the Communication category: schema-driven MCP server for Cisco ACI (APIC) — uvx niwashi-mcp. Five tools that let any LLM navigate all 15,452 ACI classes by reading the fabric's own object model, with none of them hardcoded.
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Install
From source
git clone https://github.com/k3l0-dev/niwashi-mcpThis server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.
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Releases
v2.1.1niwashi-mcp v2.1.1 · 9 Aug 2026A silent wrong answer removed, and the documentation the agent reads made true again. Concurrent catalogue reads could return another class's schema with no exception raised; that is now serialised. Separately, three pieces of…
v2.1.0niwashi-mcp v2.1.0 · 9 Aug 2026Two authentication defects fixed, and the Docker deployment path removed. Both defects are reachable in 2.0.0 as published: a `SIGHUP` could strip authentication from a routable bind, and the rate limiter's table grew without bound under…
v2.0.0niwashi-mcp v2.0.0 · 8 Aug 2026The data layer is now niwaki's embedded catalogue. The server reads the ACI object model from one SQLite database shipping inside the `niwaki` dependency instead of 15,452 raw jsonmeta files, which is what makes it installable with `uvx…
v1.2.2v1.2.2 · 6 Aug 2026Documentation-only release. No code path changes, no API change — but the guidance an LLM client actually reads was wrong about relations in ways that produce confident, incorrect answers, so the effect on behaviour is not cosmetic. Fixed…
v1.2.1v1.2.1 · 6 Aug 2026Patch release. No API change, no new capability — it corrects a tool that was returning wrong numbers. Fixed `count()` reported a tally that did not match the set it was counting. The client asked the APIC for `rsp-subtree-include=count`…