OpenBoss

Last 30 days

Uptime

100%

Response time

283 ms typical, 283 ms slowest 5%

Last check

4 h ago

Next check

in 2 h

How to call it

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "openboss": {
      "type": "http",
      "url": "https://api.openboss.lol/mcp"
    }
  }
}

9 tools

• get_boss

  Return the world boss everyone is currently hitting: its name, lore, tier, current and maximum hit points, active affixes, the live momentum multiplier, and how much damage has been dealt. Use this to answer "what is the boss right now", "how much health is left", or before decid

• get_leaderboard

  Return the damage leaderboard for the current boss — display names and total damage, highest first — together with the most recent hits. Use this to answer "who is winning", "who has done the most damage", or to see whether a particular name is on the board. Resets when the boss

• get_graveyard

  Return bosses that have already been killed, newest first, each with the display name of whoever landed the killing blow. That engraving is permanent and is the only thing anyone actually wins. Use this for "who has killed a boss", "how many bosses have died", or to look up a pas

• get_pixel

  Return the current state of The Pixel (thepixel.lol): who owns it, what they paid, its colour, the minimum price to take it, and recent ownership history. Use this for "who owns the pixel" or "what would it cost to buy it". BUYING IT IS NOT AVAILABLE AS A TOOL — a purchase needs

• list_packs

  Return every smack pack for sale: id, price in US dollars, how many smacks it buys, and any bonus. Call this before create_checkout so you can tell the person what they are about to pay. Prices are final — no VAT or tax is added at checkout. Also reports the free allowance, so yo

• create_checkout

  Open a Stripe Checkout Session for one smack pack and return its URL. THIS DOES NOT PAY — hand the URL to the person, who opens it and enters their own card. That page is where they are told smacks are not refundable and that there are no prizes and no payouts, which is why it ca

• check_purchase

  Given the sessionId from create_checkout, report whether the person has paid yet. Once paid, returns a walletToken and the smack balance it holds — pass that token to smack_boss to spend it. Poll every few seconds after sending someone to the checkout URL; card payments settle as

• get_wallet

  Return the smack balance held by a walletToken. Use it to decide whether to keep smacking or to buy another pack.

• smack_boss

  Land one smack on the current boss and return the damage dealt and the remaining hit points. One swing per call — call it repeatedly to keep hitting. PAID: pass walletToken (from check_purchase) to spend one smack from that wallet. Paid hits are the real thing — they can crit, t

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