Aegis vs Trusty Squire

A side-by-side look at the Aegis and Trusty Squire MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Aegis logoAegisSecurity · Local subprocess (stdio)Credential isolation proxy for AI agents. Injects secrets at the network boundary with domain restrictions, agent authentication, and audit logging. No SDK required — works as a transparent HTTP proxy or MCP server.53GoodAuth: not declaredTrusty Squire logoTrusty SquireSecurity · Local subprocess (stdio)Coding agent signs up for SaaS and vaults the API keys write-only: never in .env or agent context.59GoodAuth: not declared

Verdict: choose Aegis for security work as a local process; choose Trusty Squire for security as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Aegis logoChoose Aegis when

  • You need dedicated capabilities in the Security domain.
  • You prefer a local stdio subprocess transport.
Explore Aegis

Trusty Squire logoChoose Trusty Squire when

  • You need dedicated capabilities in the Security domain.
  • You prefer a local stdio subprocess transport.
  • You want tools like error, code, operate_start.
Explore Trusty Squire

Feature & specification comparison

Rows where the two servers differ are marked.

SpecAegis logoAegisTrusty Squire logoTrusty Squire
CategorySecuritySecurity
Quality signal53/100 · Good59/100 · Good
Install commandConfirmedConfirmed
TransportLocal subprocess (stdio)Local subprocess (stdio)
AuthNot declaredNot declared
PricingNot declaredNot declared
Required env varsNone listedNone listed
Verified ownerCommunity listingCommunity listing
GitHub stars143
Directory activity 3 views 0 installs 0 upvotes 2 views 0 installs 0 upvotes
ToolsNot listed18

Tools & capabilities

Aegis tools

No tool names declared yet. Check the project README from the listing page.

Trusty Squire tools 18

  • error
  • code
  • operate_start
  • operate_observe
  • inject_card
  • operate_finish
  • outcome
  • operate_recipe_save
  • list_payment_cards
  • list_credentials
  • use_credential
  • fetch_credential
  • +6 more on 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.

Aegis

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "getaegis-aegis": {
      "command": "npx",
      "args": [
        "-y",
        "@getaegis/cli"
      ]
    }
  }
}

Trusty Squire

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "trusty-squire": {
      "command": "npx",
      "args": [
        "-y",
        "@trusty-squire/mcp@latest"
      ]
    }
  }
}

Frequently asked questions

Aegis is categorized under Security and uses a local stdio subprocess. Trusty Squire belongs to Security and uses a local stdio subprocess. Pick Aegis for security work and Trusty Squire for security.

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.

Aegis has no declared pricing — check the project's own site. Trusty Squire has no declared pricing — check the project's own site. 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 getaegis-aegis and trusty-squire as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Aegis has a quality signal of 53/100 (Good) with 3 views, 0 installs and 14 GitHub stars. Trusty Squire has 59/100 (Good) with 2 views, 0 installs and 3 GitHub stars.