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ghchinoy/mizan-mcp

v0.1.0Apache-2.0

Expose the Mizan eval engine to agents and MCP clients as callable tools via the mizan mcp server. Registers a local stdio MCP server (mizan mcp stdio) advertising four tools — mizan_list_metrics, mizan_get_metric (read-only), mizan_eval_run, and mizan_eval_pairwise — plus an agent-in-the-loop eval skill. Use when an agent should discover a judge and run an evaluation over MCP rather than shelling out to the CLI.

evaluate-with-mcp

Run an agent-in-the-loop Mizan evaluation over the Model Context Protocol (MCP) — discover a judge (mizan_list_metrics -> mizan_get_metric), run it (mizan_eval_run / mizan_eval_pairwise), and read the persisted runId returned INLINE in the tool result. Use when an agent has the mizan MCP server connected (via the mizan-mcp plugin's stdio registration) and should score or A/B-compare a response/asset against a metric using MCP tools rather than shelling out to the mizan CLI.

Version
0.1.0
License
Apache-2.0
Compatibility
Requires the mizan CLI on PATH (go install github.com/ghchinoy/mizan/cmd/mizan@latest); the plugin launches it as mizan mcp stdio. The read-only tools (mizan_list_metrics, mizan_get_metric) need no credentials. A live eval (mizan_eval_run / mizan_eval_pairwise) calls Vertex AI and needs Google ADC plus a project/location, and a staging bucket for file: inputs. This skill never takes or stores credentials — it relies on the server's existing ADC, exactly as the CLI does.
Read SKILL.md at the source

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