Opik MCP vs PostHog MCP Server (Official Remote)

A side-by-side comparison of two Monitoring & Observability servers — tools, transport, auth, maintenance, and copy-paste config for each.

	Opik MCP Drive your Opik LLM-observability workspace from your AI host — read traces, log scores, save prompts, ask Ollie. Unverified stdio (local) API key Python	PostHog MCP Server (Official Remote) Official PostHog server: product analytics, feature flags, experiments, error tracking and SQL. Verified stdio (local) API key TypeScript
Category	Monitoring & Observability	Monitoring & Observability
Language	Python	TypeScript
Transport	stdio (local)	stdio (local)
Auth	API key	API key
GitHub stars	210	350
Last commit	11 days ago	5 months ago
Verified
Actively maintained
Install	`uvx opik-mcp`	`npx @posthog/wizard@latest mcp add`
Repo	Open	Open

Verdict

Pick Opik MCP if you prefer its approach (drive your opik llm-observability workspace from your ai host — read traces, log scores, save prompts, ask ollie).

Pick PostHog MCP Server (Official Remote) if you prefer the more popular, battle-tested option, and you need the broadest set of tools.

Add Opik MCP

Install / run

uvx opik-mcp

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "opik-mcp": {
      "command": "uvx",
      "args": [
        "opik-mcp"
      ],
      "env": {
        "OPIK_API_KEY": "<your-key>",
        "OPIK_WORKSPACE": "<your-workspace>"
      }
    }
  }
}

Requires `uv` (the Python package runner). Install it from https://docs.astral.sh/uv/ if `uvx` is not found.

Add PostHog MCP Server (Official Remote)

Install / run

npx @posthog/wizard@latest mcp add

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "posthog-mcp-server-official-remote": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote@latest",
        "https://mcp.posthog.com/mcp",
        "--header",
        "Authorization:${POSTHOG_AUTH_HEADER}"
      ],
      "env": {
        "POSTHOG_AUTH_HEADER": "Bearer <your-personal-api-key>"
      }
    }
  }
}

FAQ

Opik MCP or PostHog MCP Server (Official Remote) — which is better?

Pick Opik MCP if you prefer its approach (drive your opik llm-observability workspace from your ai host — read traces, log scores, save prompts, ask ollie). Pick PostHog MCP Server (Official Remote) if you prefer the more popular, battle-tested option, and you need the broadest set of tools.

Can I use both Opik MCP and PostHog MCP Server (Official Remote)?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do Opik MCP and PostHog MCP Server (Official Remote) work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View Opik MCP →View PostHog MCP Server (Official Remote) →More comparisons →