MCP server that delegates design tasks to the top-ranked model on designarena.ai via OpenRouter
MCP server that delegates design tasks to the top-ranked model on designarena.ai via OpenRouter. That is what the mcp bench router mcp server brings to an AI assistant: the same capability, reachable through the Model Context Protocol rather than a separate app or dashboard.
AI coding assistants produce mediocre frontend/design output. designarena.ai maintains a live leaderboard of the best design models, updated every 2 hours. This MCP server lets Claude (or any MCP client) automatically route design tasks to the current best model.
The server publishes 6 tools. What each one is for:
get_best_design_model — Get the current #1 design model, optionally by categoryget_leaderboard — Browse full rankings with category filter and paginationquery_design_model — Send a prompt to the best available model via OpenRouterquery_specific_model — Send a prompt to a specific model via OpenRouterPrerequisites — The Prerequisites tool exposed by this serverCursor — The Cursor tool exposed by this serverThe server ships on npm as mcp-bench-router, so your MCP client can launch it on demand — there is no separate build step. Add the server block to your client's configuration, restart it, and the tools register themselves.
Configuration is passed through the environment: OPENROUTER_API_KEY. Treat anything key-shaped as a real credential — scope it to the minimum the server needs, and rotate it if it ever lands in a shared config.
query_design_model and query_specific_model)Among the developer tooling options, the useful question is rarely "what can it do" but "what does it cost you to run" — permissions, credentials, and how much of your context its toolset consumes. MCP Bench Router's toolset — get_best_design_model, get_leaderboard, query_design_model and 3 more — is a fair guide to whether it matches your workflow. It is maintained by k1ta141k; worth a glance at recent repository activity before you build anything load-bearing on it.
This entry was verified against MCP Bench Router's own documentation before publication; SyncDev keeps the directory reviewed rather than auto-generated.
| Tool | What it does |
|---|---|
| get_best_design_model | Get the current #1 design model, optionally by category |
| get_leaderboard | Browse full rankings with category filter and pagination |
| query_design_model | Send a prompt to the best available model via OpenRouter |
| query_specific_model | Send a prompt to a specific model via OpenRouter |
| Prerequisites | The Prerequisites tool exposed by this server. |
| Cursor | The Cursor tool exposed by this server. |
{
"mcpServers": {
"bench-router": {
"command": "npx",
"args": ["-y", "mcp-bench-router"],
"env": {
"OPENROUTER_API_KEY": "your-value"
}
}
}
}Add to claude_desktop_config.json, then restart Claude Desktop.
query_design_model and query_specific_model)| Variable | Description | Required |
|---|---|---|
| OPENROUTER_API_KEY | Credential the server authenticates with. | Yes |
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