Prometheus MCP vs VMware Aria
A side-by-side look at the Prometheus MCP and VMware Aria MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Prometheus MCP for monitoring work as a local process; choose VMware Aria for monitoring as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Prometheus MCP when
- You need dedicated capabilities in the Monitoring domain.
- You prefer a local stdio subprocess transport.
- You have the keys it needs:
PROMETHEUS_URL, PROMETHEUS_TOKEN, PROMETHEUS_USERNAME, PROMETHEUS_PASSWORD, PROMETHEUS_SSL_VERIFY. - You want tools like
prometheus_list_metrics, prometheus_query, prometheus_query_range.
Choose VMware Aria when
- You need dedicated capabilities in the Monitoring domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: other.
- You have the keys it needs:
VMWARE_ARIA_CONFIG, VMWARE_ARIA_PROD_PASSWORD.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | Monitoring | Monitoring |
| Quality signal | 53/100 · Good | 52/100 · Good |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Local subprocess (stdio) |
| Auth | Not declared | other |
| Pricing | Not declared | Free |
| Required env vars | PROMETHEUS_URLPROMETHEUS_TOKENPROMETHEUS_USERNAMEPROMETHEUS_PASSWORD |
Tools & capabilities
Prometheus MCP tools 5
prometheus_list_metricsList all metric names with optional substring filter (cap 500)prometheus_queryExecute an instant PromQL queryprometheus_query_rangeExecute a PromQL range query returning time-seriesprometheus_list_alertsList active and pending alertsprometheus_list_targetsList scrape targets by health and job
VMware Aria tools
No tool names declared yet. Check the project README from the listing page.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
Prometheus MCP
{
"mcpServers": {
"prometheus-mcp": {
"command": "uvx",
"args": [
"prometheus-mcp"
],
"env": {
"PROMETHEUS_URL": "YOUR_PROMETHEUS_URL_HERE",
"PROMETHEUS_TOKEN": "YOUR_PROMETHEUS_TOKEN_HERE",
"PROMETHEUS_USERNAME": "YOUR_PROMETHEUS_USERNAME_HERE",
"PROMETHEUS_PASSWORD": "YOUR_PROMETHEUS_PASSWORD_HERE",
"PROMETHEUS_SSL_VERIFY": "YOUR_PROMETHEUS_SSL_VERIFY_HERE"
}
}
}
}
VMware Aria
{
"mcpServers": {
"zw008-vmware-aria": {
"command": "uvx",
"args": [
"--from",
"vmware-aria",
"vmware-aria"
],
"env": {
"VMWARE_ARIA_CONFIG": "YOUR_VMWARE_ARIA_CONFIG_HERE",
"VMWARE_ARIA_PROD_PASSWORD": "YOUR_VMWARE_ARIA_PROD_PASSWORD_HERE"
}
}
}
}
Frequently asked questions
Prometheus MCP is categorized under Monitoring and uses a local stdio subprocess. VMware Aria belongs to Monitoring and uses a local stdio subprocess. Pick Prometheus MCP for monitoring work and VMware Aria for monitoring.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.
Prometheus MCP has no declared pricing — check the project's own site. VMware Aria is listed as free. Auth: other. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add prometheus-mcp and zw008-vmware-aria as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Prometheus MCP has a quality signal of 53/100 (Good) with 0 views, 0 installs and 0 GitHub stars. VMware Aria has 52/100 (Good) with 2 views, 0 installs and 3 GitHub stars.