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Lettras word search

org.lettras/word-search · v0.5.0

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

Connect Remote server

Terminal
claude mcp add --transport http word-search https://mcp.lettras.org/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "word-search": {
      "url": "https://mcp.lettras.org/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "word-search": {
      "type": "http",
      "url": "https://mcp.lettras.org/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://mcp.lettras.org/mcp

Tools 8 found in our last check

  • generate_word_search

    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 i…

  • fill_word_search

    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…

  • stylize_text

    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 combinin…

  • list_styles

    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).

  • crossword

    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…

  • sudoku

    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.

  • solve_sudoku

    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.

  • list_languages

    Languages Lettras supports, with the native letters each one adds to its grid alphabet.

Details

Endpointhttps://mcp.lettras.org/mcp (Streamable HTTP)
First published13 Oct 2026
Last updated13 Oct 2026
Registry nameorg.lettras/word-search

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