# io.github.raunakkathuria/lexilint (npm · lexilint-mcp)

Offline spell checker + BYOK grammar for AI assistants. Works with Claude Desktop, ChatGPT, Cursor.

- Trust score: 62/100 (medium)
- Change this week: +22
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-08-03

## Components

- npm · `lexilint-mcp`: 62/100 (this document), [markdown](https://verifymcp.io/servers/raunakkathuria-lexilint/lexilint-mcp.md), [page](https://verifymcp.io/servers/raunakkathuria-lexilint/lexilint-mcp)

## Channel facts

- Registry: `npm`
- Package: `lexilint-mcp`
- Version: `1.1.0`
- Transport: `stdio`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. Scores are 0–100 per category. Scoring method: https://verifymcp.io/docs/scoring (what has changed: https://verifymcp.io/docs/scoring/changelog)

Scored 2026-08-03.

- **Supply Chain Security**: 94/100
  - No malware found by supply-chain analysis.
  - Only part of the dependency tree could be resolved (125 of 126), so this covers what we could see, not the whole tree.
  - No install/post-install scripts declared.
  - Only part of the dependency tree could be resolved (125 of 126), so this covers what we could see, not the whole tree.
- **Provenance & Transparency**: 19/100
  - Repository check failed: the declared repository URL returned HTTP 404.
  - Provenance check failed: no build-provenance attestation is published.
  - Clear OSI-approved license (MIT).
  - Actively maintained (last published 120 days ago).
  - Security-disclosure policy not yet verified: we couldn't inspect the source repository.
- **Schema Quality & AI Usability**: 60/100
  - AI-judged instruction clarity (fair).
  - Tool/resource definitions use about 391 tokens (~130/item across 3 items; 3 tools + 0 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 23/100
  - Stability observed for 7 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 100/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 100% of tool parameters carry a description.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### Claude

```bash
claude mcp add raunakkathuria-lexilint -- npx -y lexilint-mcp
```

### Codex

```bash
codex mcp add raunakkathuria-lexilint -- npx -y lexilint-mcp
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "raunakkathuria-lexilint": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "lexilint-mcp"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add raunakkathuria-lexilint --command npx --arg -y --arg lexilint-mcp
```

### Hermes

```yaml
mcp_servers:
  raunakkathuria-lexilint:
    command: "npx"
    args: ["-y", "lexilint-mcp"]
```

### Other

```json
{
  "mcpServers": {
    "raunakkathuria-lexilint": {
      "command": "npx",
      "args": [
        "-y",
        "lexilint-mcp"
      ]
    }
  }
}
```

## Changelog

Every change recorded for this component, newest first. Days that predate change tracking, or that we cannot explain, say so: "we were watching and nothing happened" and "we were not watching" are different claims.

### 2026-08-02 (score 62, +46)

- [security regression] Provenance: unverified → fail
- [security improvement] Malware scan: unverified → pass
- [security improvement] Install scripts: unverified → pass
- [security improvement] Known CVEs: unverified → partial
- [functional improvement] Dependency health: unverified → partial
- [functional improvement] Stability: unverified → 0.20
- [functional improvement] Maintenance: unverified → pass
- [functional improvement] MCP protocol: unverified → pass
- [functional improvement] License: unverified → pass
- [functional improvement] Schema quality: unverified → fair
- [functional] Licence: MIT

### 2026-07-31 (score 16, −2)

- [functional] We updated how we score, so this day's move reflects our rubric, not a change to the server

### 2026-07-30 (score 18, −22)

- [functional regression] Tool coverage: 100 → unverified
- [functional] First check of Schema quality: unverified

### 2026-07-27 (score 40)

First indexed and scored.

## MCP tools (3)

### `spell_check` (~66 tokens)

Check text for spelling errors. 100% offline — no API key needed. Supports en-US and en-GB.

Input parameters:

- `language` (string): Language to check (en-US or en-GB, default: en-US)
- `text` (string, required): The text to spell-check

### `grammar_check` (~167 tokens)

Check text for grammar, style, and clarity issues. Free with Google Gemini (BYOK — get a free key at aistudio.google.com). OpenAI and Anthropic require LexiLint Premium.

Input parameters:

- `api_key` (string, required): Your API key for the selected provider
- `language` (string): Language code (en-US, en-GB free; fr, de, es, ru, pl, tr require Premium)
- `license_key` (string): LexiLint Premium license key (required for openai/anthropic providers)
- `provider` (string, required): "gemini" is free (get key at aistudio.google.com). "openai" and "anthropic" require LexiLint Premium.
- `text` (string, required): The text to grammar-check

### `check_text` (~158 tokens)

Run spell check and optionally grammar check. Spell check (en-US/en-GB) is free and offline. Grammar with Gemini is free (BYOK). Multi-language and OpenAI/Anthropic require LexiLint Premium.

Input parameters:

- `api_key` (string): Your API key for the selected provider
- `language` (string): Language code. Free: en-US, en-GB. Premium: fr, de, es, ru, pl, tr.
- `license_key` (string): LexiLint Premium license key (for premium languages or providers)
- `provider` (string): AI provider. "gemini" is free. "openai"/"anthropic" require Premium.
- `text` (string, required): The text to check

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/raunakkathuria-lexilint/lexilint-mcp#diagnostics

## Score history

- 2026-08-03: 62
- 2026-08-02: 62
- 2026-08-01: 16
- 2026-07-31: 16
- 2026-07-30: 18
- 2026-07-28: 40
- 2026-07-27: 40

## Links

- npm package: https://www.npmjs.com/package/lexilint-mcp
- Socket report: https://socket.dev/npm/package/lexilint-mcp
- Changelog RSS feed: https://verifymcp.io/servers/raunakkathuria-lexilint/lexilint-mcp/changelog.xml
- Changelog JSON feed: https://verifymcp.io/servers/raunakkathuria-lexilint/lexilint-mcp/changelog.json
- HTML version of this page: https://verifymcp.io/servers/raunakkathuria-lexilint/lexilint-mcp