---
title: "MCP Playground Online vs Smithery: Which is Better in 2026? | App Stack Builder"
description: "MCP Playground Online vs Smithery compared for 2026 — pricing, free tiers, features, pros & cons. See which mcp testing & hosting tool is the better fit for your startup."
source: https://appstackbuilder.com/compare/mcp-playground-online-vs-smithery
retrieved: 2026-10-07
---

![](https://www.google.com/s2/favicons?domain=mcpplaygroundonline.com&sz=128)

vs

![](https://www.google.com/s2/favicons?domain=smithery.ai&sz=128)

# MCP Playground Online vs Smithery: Which is Better in 2026?

MCP Testing & Hosting

Choosing between [MCP Playground Online](https://appstackbuilder.com/tools/mcp-playground-online) and [Smithery](https://appstackbuilder.com/tools/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 Playground Online and Smithery are strong mcp testing & hosting choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.

## MCP Playground Online vs Smithery — Side by Side

|                | MCP Playground Online                | 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         | 4.5                                  | 4.4                                   |
| Best for       | MCP Testing & Hosting — mcp, testing | MCP Testing & Hosting — mcp, registry |

## Pros & Cons

![](https://www.google.com/s2/favicons?domain=mcpplaygroundonline.com&sz=128)

[MCP Playground Online](https://appstackbuilder.com/tools/mcp-playground-online)

* ✓Evals, security scan and AI readiness in one free tool
* ✓Compare 60+ models on your server in Agent Studio
* ✓Nothing to install, and hosted MCP servers in under a minute
* ✗Server tester reaches remote servers only (Agent Studio handles stdio)
* ✗Agent Studio usage beyond free credits is not priced publicly

![](https://www.google.com/s2/favicons?domain=smithery.ai&sz=128)

[Smithery](https://appstackbuilder.com/tools/smithery)

* ✓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 Playground Online

* ✓Server and client tester
* ✓MCP evals and AI Readiness review
* ✓OWASP MCP Top 10 security scan (35+ checks)
* ✓Agent Studio with 60+ models (free credits on sign-up)
* ✓Hosted MCP servers and mock servers

### Smithery

* ✓50K RPCs / month
* ✓3 namespaces
* ✓Managed OAuth

### Choose MCP Playground Online if…

* ✓You want a free tier to validate before paying.
* ✓Evals, security scan and AI readiness in one free tool
* ✓Compare 60+ models on your server in Agent Studio
* ✓Nothing to install, and hosted MCP servers in under a minute
[MCP Playground Online review & pricing ](https://appstackbuilder.com/tools/mcp-playground-online)

### 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
[Smithery review & pricing ](https://appstackbuilder.com/tools/smithery)

## Frequently Asked Questions

Is MCP Playground Online better than Smithery?⌄

Both MCP Playground Online 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 Playground Online and Smithery?⌄

MCP Playground Online — Browser-based MCP platform: test servers, run evals, scan against the OWASP MCP Top 10, check AI readiness and try them with 60+ models in Agent Studio. 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 Playground Online vs Smithery: which is cheaper?⌄

MCP Playground Online 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 Playground Online or Smithery?⌄

In our catalog, MCP Playground Online rates 4.5 out of 5 and Smithery rates 4.4 out of 5, so MCP Playground Online has a slight edge on reviews.

See more options in our guide to the [best mcp testing & hosting tools for startups](https://appstackbuilder.com/categories/mcp-tools).

## Still not sure which to pick?

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