MCP Apps Playground
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
No arguments | |||
Instructions
Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.
This server publishes no instructions, or was last inspected before Glama recorded them.
Capabilities
Features and capabilities supported by this server
Protocol revision2025-11-25
| Capability | Details |
|---|---|
| tools | {
"listChanged": true
} |
| resources | {
"listChanged": true
} |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
| hello_worldA | Display a Hello World greeting with optional interactive UI |
| list_sortB | Display an interactive list sorting UI. User can drag to reorder items, save the sorted order, or ask the AI to sort the list. |
| flame_graphA | Display an interactive flame graph visualization for performance profiling. Shows call hierarchy with execution time. Click frames to zoom, analyze hot paths. |
| feature_flagsB | Browse and select feature flags to generate SDK code. Shows flag status per environment (prod/staging/dev), rollout percentages, and tags. Multi-select flags to generate useFeatureFlag() hooks. |
| database_queryB | Query and filter sales database with interactive UI. Filter by date range, category, status, sales rep, and amount. Preview data in table format and export summaries. |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
| greeting-ui | Interactive greeting UI panel |
| greeting-docs | Documentation for the greeting tool |
| list-sort-ui | Interactive list sorting UI panel |
| flame-graph-ui | Interactive flame graph profiler visualization |
| feature-flags-ui | Feature flag selector with multi-select and environment support |
| database-query-ui | Interactive sales database query UI with filters and preview |
TDQS
Scored across 5 tools
The five tools are quite distinct: a greeting, list sorting UI, flame graph, feature flag browsing, and database querying are clearly different purposes. The only minor ambiguity is that all are interactive UI renderers, but their specific functions are well-separated enough to avoid meaningful misselection.
Names use snake_case throughout, which is consistent. However, the naming pattern is inconsistent: hello_world and list_sort are verb+noun-ish, flame_graph and feature_flags are noun-noun compound descriptors, and database_query is verb+noun. There's no consistent verb_noun convention, though all names are readable and descriptive.
Five tools is a reasonable count for what appears to be a UI playground/demo server. Each tool represents a distinct interactive component, and the count feels appropriate for the apparent scope of demonstrating various MCP UI capabilities without being bloated.
Each tool is a self-contained interactive UI demo for a distinct feature area (greeting, list sorting, flame graphs, feature flags, database queries). There's no obvious missing sibling operation for any tool since they're standalone demonstrations rather than CRUD-style APIs, though the domain is unclear — these seem to be UI showcase modules with no coherent overarching workflow.