MCP Inspector vs Smithery: Which is Better in 2026?
Choosing between MCP Inspector and Smithery? Both are popular mcp testing & hosting tools. Below we compare them on pricing, free tiers, features, and pros & cons so you can pick the right fit for your stack.
Quick verdict
Both MCP Inspector and Smithery are strong mcp testing & hosting choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.
MCP Inspector vs Smithery — Side by Side
| MCP Inspector | Smithery | |
|---|---|---|
| Category | MCP Testing & Hosting | MCP Testing & Hosting |
| Pricing | Free | Free · paid from $10/mo |
| Starting price | Free tier available | Free tier available |
| Free tier | ||
| Rating | 4.6 | 4.4 |
| Best for | MCP Testing & Hosting — mcp, testing | MCP Testing & Hosting — mcp, registry |
Pros & Cons
- Official reference tool, always current with the spec
- Free and open source
- CLI mode scripts into CI
- No LLM playground or evals
- Local only, nothing shared with a team
- Bare-bones UI
- Largest MCP server registry
- Try any server's tools in the browser
- Cheap hosting with managed OAuth
- Community servers vary in quality and upkeep
- Thin testing compared with dedicated testers
- Custom tier pricing not public
Key Features Compared
MCP Inspector
- Web UI, CLI and TUI
- STDIO, SSE and Streamable HTTP
- Raw JSON-RPC message log
Smithery
- 50K RPCs / month
- 3 namespaces
- Managed OAuth
Choose MCP Inspector if…
- You want a free tier to validate before paying.
- Official reference tool, always current with the spec
- Free and open source
- CLI mode scripts into CI
Choose Smithery if…
- You want a free tier to validate before paying.
- Largest MCP server registry
- Try any server's tools in the browser
- Cheap hosting with managed OAuth
Frequently Asked Questions
Is MCP Inspector better than Smithery?⌄
Both MCP Inspector and Smithery are strong mcp testing & hosting choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.
What is the difference between MCP Inspector and Smithery?⌄
MCP Inspector — The official open-source debugger for MCP servers: list tools, call them by hand and read the raw JSON-RPC traffic. Smithery — The largest MCP server registry, plus hosting and managed OAuth so agents can connect to servers without running them. Both are mcp testing & hosting tools; the comparison table above breaks down pricing, free tiers, and what each is best for.
MCP Inspector vs Smithery: which is cheaper?⌄
MCP Inspector pricing: Free. Smithery pricing: Free · paid from $10/mo. Confirm current pricing on each tool's official site, as plans change.
Which is rated higher, MCP Inspector or Smithery?⌄
In our catalog, MCP Inspector rates 4.6 out of 5 and Smithery rates 4.4 out of 5, so MCP Inspector has a slight edge on reviews.
See more options in our guide to the best mcp testing & hosting tools for startups.
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