MCP server

Lettras word search Official

org.lettras/word-search

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Word searches, crosswords, sudoku and Unicode text styles in 6 languages, accents kept.

Source

At a glance

Type

MCP server

Publisher

lettras.org (verified by the MCP Registry)

Status

Working at last check

Tools

8

Token cost

About 2,296 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http word-search https://mcp.lettras.org/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.word-search]
url = "https://mcp.lettras.org/mcp"

Gemini CLI

{"mcpServers":{"word-search":{"httpUrl":"https://mcp.lettras.org/mcp"}}}

Cursor

{"mcpServers":{"word-search":{"url":"https://mcp.lettras.org/mcp"}}}

VS Code

{"servers":{"word-search":{"type":"http","url":"https://mcp.lettras.org/mcp"}}}

Antigravity

agy mcp add word-search https://mcp.lettras.org/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"word-search","server_url":"https://mcp.lettras.org/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"word-search","server_url":"https://mcp.lettras.org/mcp"}

Tools

• crossword ~532 tokens
  Lays out a crossword from words with clues. Returns two matrices of the same size: puzzle (the game position: "-" is a blank cell, a word's number is on its first cell, "0" marks the other cells where a letter goes, and "a/d" such as "3/4" appears when an across word and a down word start in the sam
• fill_word_search ~386 tokens
  Completes a word search: takes the grid from generate_word_search (empty cells are "-") and fills them with random letters in the chosen language, with accents on or off. Letters follow how common they are in that language. Pass the puzzle's words so the filler never creates an extra copy of one.
• generate_word_search ~514 tokens
  Create a word-search puzzle (sopa de letras) from a list of words. Puzzles up to 10x10 with at most 10 words are free and unlimited; bigger ones use the free puzzles each client gets. Keeps native letters (Ñ, Ç, Ã, Ä, ẞ, È…) as one cell each. Returns the grid, where every word is hidden, and any wor
• list_languages ~60 tokens
  Languages Lettras supports, with the native letters each one adds to its grid alphabet.
• list_styles ~82 tokens
  The Unicode text styles stylize_text offers, with the id to pass, an English name and a category (bold-italic, sans, script, gothic, mono, enclosed, decoration, other).
• solve_sudoku ~137 tokens
  Solves a sudoku grid (0 = empty cell; sizes 4, 6, 9, 12, 16) and says whether the solution is the only one. Free, no usage limit.
• stylize_text ~411 tokens
  Turns text into Unicode styles for social media bios and posts: bold, italic, script, fraktur, monospace, circled, squared, fullwidth, small caps, strikethrough, underline and more (22 styles). Accents are kept: an accented letter becomes its styled base letter plus the combining accent (ñ, ç, ü, ß
• sudoku ~174 tokens
  Creates a sudoku with exactly one solution. Returns puzzle (0 = empty cell) and solution. Sizes 4, 6, 9 (default), 12 and 16; difficulty 1 easy (most clues) to 4 expert. Free, no usage limit. The same seed gives the same sudoku.

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