Southwest MCP Server - install, status & alternatives [2026]

01 · Install Southwest

before you install - you'll need

Set SW_USERNAME, SW_PASSWORD, SW_HEADLESS before connecting.

Claude Code

claude mcp add markswendsen-code-mcp-southwest -- npx -y @striderlabs/mcp-southwest

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "markswendsen-code-mcp-southwest": {
      "command": "npx",
      "args": [
        "-y",
        "@striderlabs/mcp-southwest"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license no standard license detected - usage rights unclear; check the repo before commercial use

npm package @striderlabs/mcp-southwest - the @striderlabs scope differs from the repo owner (markswendsen-code); confirm it's the project's official package

registry namespace io.github.markswendsen-code is GitHub-verified and matches the repo owner

03 · What Southwest can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

What you can build

With this server connected, an agent can search for available Southwest flights, get status and details for a specific flight, select a flight from search results to proceed with booking, and compare fare classes with pricing and benefits.

Capability map

Tools grouped from the project's README - what Southwest lets an agent do.

read & search

6 tools - e.g. Search for available Southwest flights.; Get status and details for a specific flight.; Compare fare classes with pricing and benefits.

search_flights · get_flight_details · get_fares · get_reservation · get_boarding_pass · get_rapid_rewards

Select

1 tool - e.g. Select a flight from search results to proceed with booking.

select_flight

create & write

1 tool - e.g. Add Early Bird Check-In to an existing booking (~$15–25/person/flight).

add_early_bird

Change

1 tool - e.g. Modify an existing booking (no change fees!).

change_flight

delete

1 tool - e.g. Cancel a reservation. Use confirm: true to actually cancel.

cancel_flight

Check

1 tool - e.g. Check in online (available 24 hours before departure).

check_in

Book

1 tool - e.g. Search for flights and book using Rapid Rewards points.

book_with_points

04 · Who maintains Southwest

southwest is maintained by markswendsen-code. We track 19 MCP servers from markswendsen-code - 19 actively maintained, 31 combined GitHub stars, oldest repo from Mar 2026. Full record: all servers from markswendsen-code.

05 · Facts

repository: github.com/markswendsen-code/mcp-southwest
category: automation - ranked #141 of 194 actively-maintained automation servers as of 2026-08-25.
registry: io.github.markswendsen-code/southwest (active, first published 2026-03-15)
packages: npm:@striderlabs/mcp-southwest

06 · Southwest FAQ

Is Southwest still maintained?

Yes - as of 2026-08-25, its last commit was 2026-06-17. We re-verify nightly.

What can Southwest do?

With this server connected, an agent can search for available Southwest flights, get status and details for a specific flight, select a flight from search results to proceed with booking, and compare fare classes with pricing and benefits.

How do I install Southwest?

Run `npx -y @striderlabs/mcp-southwest`. The README documents 3 environment variables (SW_USERNAME, SW_PASSWORD, SW_HEADLESS) to set first. Set SW_USERNAME, SW_PASSWORD, SW_HEADLESS before connecting. You can also paste the ready-made client config above.

Does Southwest run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

07 · Alternatives to Southwest

Alternatives to Southwest

Maintained automation servers if Southwest isn't the fit.

More automation MCP servers · Ubereats · Walmart · Mastercard Developers MCP · Autocarver · PLwC - Personality Layer with Conscience

More TypeScript MCP servers · Android (martingeidobler) · Adis · Ares · Cnb · see all