MCP Server

io.github.mineloop99/fillgate MCP Server

io.github.mineloop99/fillgate

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What is the io.github.mineloop99/fillgate MCP server?

Fee-carrying trading tools for AI agents: Jupiter Ultra, Polymarket CLOB v2, Hyperliquid perps.

How to install io.github.mineloop99/fillgate

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

DRY_RUN
true = never broadcast; every execute returns a preview
MAX_NOTIONAL_USD
Hard cap per prepared order, in USD
MAX_SLIPPAGE_BPS
Reject quotes above this slippage
RATE_LIMIT_PER_MIN
Max prepare/execute calls per user per minute
FILLGATE_VENUES
Comma-separated venues to enable (jupiter,polymarket,hyperliquid). Unset = auto-detect from the configured write paths; only fully configured venues register their tools.
JUP_REFERRAL_ACCOUNT
Jupiter Ultra referral account (from scripts/setup-jupiter-referral.ts). Unset = swaps route the referral fee to Fillgate's own default account; the Jupiter tools are always registered.
OPERATOR_SOLANA_SECRET_KEY
secret
Operator Solana wallet, base58 or JSON array secret key; MCP-operator only, never a user's key
PM_BUILDER_CODE
Polymarket builder code (Settings -> Builders); unset = orders earn no builder fee
OPERATOR_EVM_PRIVATE_KEY
secret
Operator EVM wallet for Polymarket + Hyperliquid; MCP-operator only, never a user's key
HL_BUILDER_ADDRESS
Hyperliquid builder address; unset = orders earn no builder fee
HL_TESTNET
true = Hyperliquid testnet (default until mainnet builder collateral is funded)

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "fillgate": {
      "command": "npx",
      "args": [
        "-y",
        "@fillgate/mcp"
      ],
      "env": {
        "DRY_RUN": "<YOUR_DRY_RUN>",
        "MAX_NOTIONAL_USD": "<YOUR_MAX_NOTIONAL_USD>",
        "MAX_SLIPPAGE_BPS": "<YOUR_MAX_SLIPPAGE_BPS>",
        "RATE_LIMIT_PER_MIN": "<YOUR_RATE_LIMIT_PER_MIN>",
        "FILLGATE_VENUES": "<YOUR_FILLGATE_VENUES>",
        "JUP_REFERRAL_ACCOUNT": "<YOUR_JUP_REFERRAL_ACCOUNT>",
        "OPERATOR_SOLANA_SECRET_KEY": "<YOUR_OPERATOR_SOLANA_SECRET_KEY>",
        "PM_BUILDER_CODE": "<YOUR_PM_BUILDER_CODE>",
        "OPERATOR_EVM_PRIVATE_KEY": "<YOUR_OPERATOR_EVM_PRIVATE_KEY>",
        "HL_BUILDER_ADDRESS": "<YOUR_HL_BUILDER_ADDRESS>",
        "HL_TESTNET": "<YOUR_HL_TESTNET>"
      }
    }
  }
}