trvl runs on your own machine — the client starts it, so there is no endpoint to ping. 450 installs a week from npm. Last commit 14 Sep 2026.
Door-to-door travel MCP + CLI: flights, hotels, trains, cars, ferries. No API keys, Go binary.
We read the source, 22 h ago · rules 3dff92dd89df
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
postinstall: node bin/install.js
этот файл ставится пользователю, но в репозитории его нет
return filepath.Join(dir, prefix+hex.EncodeToString(b)), nil
select {
case r, ok := <-ch:
if !ok {
return extra
}
*received++
if r.cutShort {
execSync(`tar -xzf "${tmpFile}" -C "${binDir}" trvl.exe`, { stdio: "pipe" });
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add trvl -- npx -y trvl-mcp
{
"mcpServers": {
"trvl": {
"args": [
"-y",
"trvl-mcp"
],
"command": "npx"
}
}
}
[mcp_servers.trvl]
command = "npx"
args = ["-y", "trvl-mcp"]
{
"mcpServers": {
"trvl": {
"args": [
"-y",
"trvl-mcp"
],
"command": "npx"
}
}
}
{
"mcpServers": {
"trvl": {
"args": [
"-y",
"trvl-mcp"
],
"command": "npx"
}
}
}
This one needs environment variables set before it will start:
TRVL_MCP_TOKEN (Bearer token for HTTP-mode auth (unused in stdio). Optional.), TRVL_MCP_READ_TOKEN (Read-scoped bearer token for HTTP-mode auth (unused in stdio). Optional.), TRVL_MCP_WRITE_TOKEN (Write-scoped bearer token for HTTP-mode auth (unused in stdio). Optional.), TRVL_MCP_OAUTH_INTROSPECTION_URL (OAuth token introspection endpoint for HTTP-mode auth (unused in stdio). Optional.), TRVL_MCP_OAUTH_CLIENT_ID (OAuth client ID for HTTP-mode token introspection (unused in stdio). Optional.), TRVL_MCP_OAUTH_CLIENT_SECRET (OAuth client secret for HTTP-mode token introspection (unused in stdio). Optional.), TRVL_MCP_OAUTH_AUDIENCE (Expected OAuth audience for HTTP-mode token introspection (unused in stdio). Optional.), TRVL_MCP_TOOL_MODE (Selects which MCP tool set is registered (e.g. smart/full). Optional, defaults to full set.), TRVL_MCP_TOOL_TIMEOUT (Per-tool-call timeout override. Optional, defaults to the built-in timeout.), AFKLM_KEY (Air France-KLM API key; unlocks that airline's live fares/award search. Optional, trvl works without it.), AFKLM_OP_REF (1Password reference for the Air France-KLM API key. Optional, alternative to AFKLM_KEY.), AFKLM_KEYCHAIN_SERVICE (macOS Keychain service name to read the Air France-KLM API key from. Optional, alternative to AFKLM_KEY.), AFKL_KLM_COOKIES (Session cookies for Air France-KLM award search. Optional, unlocks award-fare lookups only.), SERPAPI_KEY (SerpApi API key; unlocks search-engine-backed lookups used by some providers. Optional, trvl works without it.), TRAVELPAYOUTS_TOKEN (Travelpayouts API token; unlocks that flight-price data source. Optional, trvl works without it.), TRANSAVIA_API_KEY (Transavia API key; unlocks that airline's live fares. Optional, trvl works without it.), TICKETMASTER_API_KEY (Ticketmaster API key; unlocks event listings for destinations. Optional, trvl works without it.), FOURSQUARE_API_KEY (Foursquare API key; unlocks that place-search data source. Optional, trvl works without it.), OPENTRIPMAP_API_KEY (OpenTripMap API key; unlocks that attractions data source. Optional, trvl works without it.), GEOAPIFY_API_KEY (Geoapify API key; unlocks that places/geocoding data source. Optional, trvl works without it.), DISTRIBUSION_API_KEY (Distribusion API key; unlocks that ground-transport data source. Optional, trvl works without it.), SKYSCANNER_API_KEY (Skyscanner API key; unlocks that car-hire data source. Optional, trvl works without it.).
The author declared them in the registry entry; get the values from the project itself.
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Answers built from our own checks of this server.