Grammarly MCP Server

Automates Grammarly's web interface to check AI detection and plagiarism scores, then uses Claude to iteratively rewrite text until it meets target thresholds for humanized content.

→ BjornMelin/grammarly-mcp · listed on glama

Install from

Glama

M8ven verifies MCPs across every public registry — install directly from whichever one you prefer.

// key findings

⚠️

Known vulnerabilities in dependencies: 2 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 6 credentials: ANTHROPIC_API_KEY, BROWSERBASE_API_KEY, BROWSER_USE_API_KEY, CLAUDE_API_KEY, GOOGLE_GENERATIVE_AI_API_KEY, OPENAI_API_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

🔐 secretANTHROPIC_API_KEY— No\ Anthropic API key. Required when using direct Anthropic provider.

🔐 secretBROWSERBASE_API_KEY— and BROWSERBASE_PROJECT_ID

configBROWSERBASE_PROJECT_ID— BROWSERBASE_API_KEY and

configBROWSER_PROVIDER— Set =browser-use and Browser Use credentials

🔐 secretBROWSER_USE_API_KEY— and BROWSER_USE_PROFILE_ID

configBROWSER_USE_PROFILE_ID— BROWSER_USE_API_KEY and

🔐 secretCLAUDE_API_KEY— No Claude API key. If not set, uses claude login CLI auth

🔐 secretGOOGLE_GENERATIVE_AI_API_KEY— No\ Google API key for Gemini models. Also accepts GEMINI_API_KEY

configIGNORE_SYSTEM_ENV— No false When true, ignores shell env vars and uses only .env file. Prevents IDE-inherited env pollution.

🔐 secretOPENAI_API_KEY— No\ OpenAI API key. Required when using OpenAI provider.

configSETUP_LOG_LEVEL

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 3 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/bjornmelin-grammarly-mcp-6mzwik)](https://m8ven.ai/mcp/bjornmelin-grammarly-mcp-6mzwik)

commit: 172604b8f643fd5d4e4445151eba72f7c79055ad

code hash: 658867bb5caa18b8bc7ea207e5841fe5ae31e40cbdc997c39fd708d509538ca3

verified: 4/18/2026, 6:55:54 PM

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