@lambda-script/mercury

devops-infra MCP Server

Translation proxy for MCP servers — reduces non-English token consumption by 28-64%

VerifiedInstall Ready
devops-infradevops-infra
3 views2 stars0 forksv2.0.0MIT

Why This Matters

Discovered via github-topic:mcp and last synced 3mo ago.

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Source
github-topic:mcp
Stars
2
Last synced
3mo ago
Install
Instructions detected

Install

1. Install the package

npx @lambda-script/mercury

2. Add to claude_desktop_config.json

{
  "mcpServers": {
    "-lambda-script-mercury": {
      "command": "npx",
      "args": [
        "@lambda-script/mercury"
      ]
    }
  }
}

Config file location: ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) / %APPDATA%\Claude\claude_desktop_config.json (Windows)

23
Tools
0
Resources
0
Prompts
Standard I/O
Transport

Available Tools (23)

MERCURY_LOG_LEVEL

`info`

No

Uses `google-translate-api-x`. No signup needed. Auto-chunking for long text, retry with TLD rotation.

MERCURY_HAIKU_MODEL

`claude-haiku-4-5-20251001`

Japanese

1.04x (+4%)

MERCURY_TARGET_LANG

`en`

Language

Google Free

Command

Description

haiku

Yes (`ANTHROPIC_API_KEY` or `ANTHROPIC_AUTH_TOKEN`)

German

1.00x (+0%)

MERCURY_BACKEND

`google-free`

Russian

1.01x (+1%)

MERCURY_LOG_FILE

*(none)*

Arabic

1.00x (+0%)

Hindi

1.00x (+0%)

Spanish

1.00x (+0%)

Backend

`MERCURY_BACKEND`

Variable

Description

MERCURY_SOURCE_LANG

`auto`

MERCURY_MIN_DETECT_LENGTH

`20`

ANTHROPIC_AUTH_TOKEN

OAuth token (alternative to API key). The `anthropic-beta: oauth-2025-04-20` header is added automatically.

Korean

1.00x (+0%)

French

1.00x (+0%)

ANTHROPIC_API_KEY

API key for Haiku translation