grafana-mcp
by ninanung
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| GRAFANA_URL | No | Grafana server URL (single-instance mode, required when GRAFANA_INSTANCES is unset) | |
| GRAFANA_ORG_ID | No | Sent as X-Grafana-Org-Id header. For multi-org setups. | |
| GRAFANA_MCP_LOG | No | Log level: debug, info (default), warn, error, silent. Logs go to stderr to avoid corrupting the MCP stdio channel. | |
| GRAFANA_INSTANCES | No | JSON array for multi-instance mode. Example: [{"name":"prod","url":"...","service_account_token":"..."},{"name":"dev","url":"...","api_key":"..."}]. When set, pass instance: "prod" on any tool call to pick the target. Falls back to the first entry if omitted. | |
| GRAFANA_MCP_CACHE | No | Set to off to disable the on-disk log cache. | |
| GRAFANA_MCP_AUDIT_LOG | No | Audit log file path. Defaults to ~/.grafana-mcp/audit.log. Set to off to disable. Each line is a JSON record with tool name, args, duration, status. | |
| GRAFANA_MCP_CACHE_PATH | No | Log cache file path. Defaults to ~/.grafana-mcp/log-cache.json. | |
| GRAFANA_TLS_SKIP_VERIFY | No | true / 1 to skip TLS verification (self-signed Grafana). | |
| GRAFANA_MCP_CACHE_TTL_LABELS_MS | No | TTL for the Loki label-key cache. Default 86400000 (24h). | |
| GRAFANA_MCP_CACHE_TTL_SERVICE_MS | No | TTL for the {service → (ds_uid, label)} resolution cache. Default 3600000 (1h). | |
| GRAFANA_MCP_CACHE_TTL_DATASOURCES_MS | No | TTL for the log-datasource list cache. Default 86400000 (24h). | |
| GRAFANA_MCP_CACHE_TTL_LABEL_VALUES_MS | No | TTL for the Loki label-value cache. Default 3600000 (1h). |
Capabilities
Server capabilities have not been inspected yet.
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
No tools | |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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