promptfoo

Promptfoo MCP server for validating configs, running focused evals, inspecting results, and developing eval cases from Codex.

Add to Your Project

Copy this JSON into your .mcp.json to enable this server

Add to your .mcp.json:

{
  "mcpServers": {
    "promptfoo": {
      "command": "bash",
      "args": [
        "-lc",
        "set -euo pipefail; for candidate in ./bin/promptfoo-mcp ./plugins/agentic-systems-engineering/bin/promptfoo-mcp \"${CODEX_HOME:-$HOME/.codex}\"/plugins/cache/ai-plugins/agentic-systems-engineering/*/bin/promptfoo-mcp; do if [ -x \"$candidate\" ]; then exec \"$candidate\"; fi; done; echo \"promptfoo.mcp_launcher_missing\" >&2; exit 127"
      ]
    }
  }
}

Details

Server configuration and connection parameters

Commandbash

Arguments

Command-line arguments passed to the server process

-lcset -euo pipefail; for candidate in ./bin/promptfoo-mcp ./plugins/agentic-systems-engineering/bin/promptfoo-mcp "${CODEX_HOME:-$HOME/.codex}"/plugins/cache/ai-plugins/agentic-systems-engineering/*/bin/promptfoo-mcp; do if [ -x "$candidate" ]; then exec "$candidate"; fi; done; echo "promptfoo.mcp_launcher_missing" >&2; exit 127

Stats

LanguageRust

Parent stars1

MaintenanceExcellent

Last CommitJul 7, 2026

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