PlaySudoku

Last 30 days

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Uptime

100%

Response time

301 ms typical, 351 ms slowest 5%

Last check

5 h ago

Next check

in 54 min

How to call it

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "playsudoku": {
      "type": "http",
      "url": "https://mcp.playsudoku.us/mcp"
    }
  }
}

4 tools

• get_sudoku_puzzle

  Get a random sudoku puzzle from the PlaySudoku.us collection. Puzzle is returned as an 81-character string: digits 1–9 for given cells, 0 for empty cells. The response includes the techniques required to solve the puzzle and a solve_url to the interactive solver. Difficulties: ea

• solve_sudoku

  Solve a sudoku puzzle completely with step-by-step logical deduction. Input: 81-character string of digits (0 or . for empty cells). Whitespace is tolerated. Returns: every solving step with technique name + human-readable explanation + action, the final solution string,

• explain_next_step

  Get the next logical solving step for a sudoku puzzle, optionally from a partially-filled state. TWO-BOARD MODE (puzzle + progress) — use when you know both the original clue grid and the user's current work: puzzle: the original 81-char clue string (the given digits only, 0/.

• check_progress

  Check a user's current progress against the correct solution. Returns factual information only: whether the puzzle is complete, whether all filled cells are correct, which cells are incorrect (with the entered digit), and how many cells remain empty. Does not give hints or coachi

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