Claude MCP setup review
Settings to Check Before Using MCP with Claude
Adding an MCP server to Claude Desktop or Claude Code connects local configuration to AI-agent operations. Before adding it, review the configuration file, launch command, permissions granted, and the review procedure after updates.
Review the configuration file
MCP configuration contains the launch command, arguments, environment variables, and destination. Do not trust pasted configuration without confirming what it launches.
- Command
- Arguments
- Environment variables
- Server URL
Keep permissions and secrets separate
Provide only the tokens required, and do not broaden the working directory or the commands that can be executed more than necessary.
- Least privilege
- Token scope
- Working directory
- Write access
Review it after adding it
Even after connecting an MCP server, rescan it after updates or changes to its use, then confirm the block conditions for risky operations.
- Rescan after update
- Runtime block
- Audit log
- Team allowlist
What Abcas MCP Guard can do
Before pasting configuration into Claude, use the Registry to review the launch command, environment variables, destination, and permissions granted.
Full inspection procedure catalog
25
Baseline procedures for local MCP
22
Baseline procedures for public HTTPS
13
Applicable procedures and evidence that can be obtained vary by target. The counts for operation, dependency review, and consistency review categories (18 / 4 / 17) help organize the observations.
MCP vulnerabilities and checks before connecting →