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PopNx MCPMCP servers for people who use AI · explained in plain words

Marketmayhem MCP

by Comovisversion 0.1.1i★ –iComputer or cloud
Registry nameco.marketmayhem/mcp

Install

Overview

Description from the maker (original English)

Launch and trade BSC tokens on Market Mayhem. Your own wallet signs; dry run by default; spend caps.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

  • Connection: Computer or cloud
  • Transport: stdio, Streamable HTTP
  • Category: Other
  • You need to fill in: MM_PRIVATE_KEY, MM_API_KEY

Install

Pick the AI app you use, then copy the settings.

Before you install

  • Basic checks: 1 of 1 passed
  • Runs on the maker’s server: what you ask it goes through their server.
  • You fill in yourself: MM_PRIVATE_KEY, MM_LIVE, MM_MAX_PER_TX, MM_MAX_PER_DAY, MM_ALLOW_TOKENS, MM_API_KEY

Values marked secret are keys to your account. Never share them or paste them into a chat.

You need

  • Runs in the cloudNothing to install; it connects over the internet
  • npmNode.js installed (for the npx command)

Which app do you use?

Pick your app above. We remember it, so next time the button says “Install in …”.

Works in Claude on the web, desktop and mobile:

  1. Open Settings → Connectors
  2. Press Add custom connector
  3. Paste the address below and press Add
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Add2https://…3
https://marketmayhem.co/api/mcp

Or run it on your computer

Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json

{
  "mcpServers": {
    "marketmayhem": {
      "command": "npx",
      "args": [
        "-y",
        "@marketmayhem/mcp"
      ],
      "env": {
        "MM_PRIVATE_KEY": "your-value",
        "MM_LIVE": "your-value",
        "MM_MAX_PER_TX": "your-value",
        "MM_MAX_PER_DAY": "your-value",
        "MM_ALLOW_TOKENS": "your-value",
        "MM_API_KEY": "your-value"
      }
    }
  }
}

Run this in your terminal

claude mcp add --transport http marketmayhem https://marketmayhem.co/api/mcp

Or run it on your computer

claude mcp add marketmayhem --env MM_PRIVATE_KEY=your-value --env MM_LIVE=your-value --env MM_MAX_PER_TX=your-value --env MM_MAX_PER_DAY=your-value --env MM_ALLOW_TOKENS=your-value --env MM_API_KEY=your-value -- npx -y @marketmayhem/mcp

Fill in the empty values before running it.

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "marketmayhem": {
      "url": "https://marketmayhem.co/api/mcp"
    }
  }
}

Or run it on your computer

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "marketmayhem": {
      "command": "npx",
      "args": [
        "-y",
        "@marketmayhem/mcp"
      ],
      "env": {
        "MM_PRIVATE_KEY": "your-value",
        "MM_LIVE": "your-value",
        "MM_MAX_PER_TX": "your-value",
        "MM_MAX_PER_DAY": "your-value",
        "MM_ALLOW_TOKENS": "your-value",
        "MM_API_KEY": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "marketmayhem": {
      "type": "http",
      "url": "https://marketmayhem.co/api/mcp"
    }
  }
}

Or run it on your computer

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "marketmayhem": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@marketmayhem/mcp"
      ],
      "env": {
        "MM_PRIVATE_KEY": "your-value",
        "MM_LIVE": "your-value",
        "MM_MAX_PER_TX": "your-value",
        "MM_MAX_PER_DAY": "your-value",
        "MM_ALLOW_TOKENS": "your-value",
        "MM_API_KEY": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

ChatGPT connects only to servers on the internet:

  1. Open ChatGPT on the web → Settings → Connectors (Apps)
  2. Press Create or Add (some plans need Developer mode under Advanced first)
  3. Paste the address below, give it a name and save
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Create2https://…3
https://marketmayhem.co/api/mcp

Menu names can differ slightly by plan and over time.

Your choice stays on this device in a cookie; no account needed.

Values you fill in

  • MM_PRIVATE_KEY secret env
    The agent's own wallet key. Signs locally; never sent anywhere. Unset: read-only.
  • MM_LIVE env
    Set to 1 to let the agent send transactions. Unset: dry run.
  • MM_MAX_PER_TX env
    Most one transaction may spend, per currency, e.g. BNB:0.05
  • MM_MAX_PER_DAY env
    Most per UTC day, per currency, e.g. BNB:0.25
  • MM_ALLOW_TOKENS env
    Comma-separated token addresses the agent may trade. Unset: any.
  • MM_API_KEY secret env
    Optional Market Mayhem API key: higher limits, and you become the default referrer.

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

We have not read this server’s tool list yet; we check endpoints in rotation.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 8, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified against the domain marketmayhem.co (the registry checks domain ownership)

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • … Not checked yet

    Endpoint responds

    Not checked yet; we check endpoints in rotation

  • … Not checked yet

    Sign-in with OAuth

    Not checked yet; we check endpoints in rotation

  • … Not checked yet

    No hidden instructions in tool descriptions

    Not checked yet; we read the tool list when we check the endpoint

Compared with others in Otheri

  • More stars than 0% of the other 18386 servers in this category
  • Published to the registry more recently than 52% of the other 18386 servers in this category
  • Basic checks equal to or better than 100% of the other 18386 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is Marketmayhem MCP safe?

It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

You need to fill in: MM_PRIVATE_KEY, MM_API_KEY

Does it run on my computer or in the cloud?

Either way works: install it on your computer or connect to the cloud version.

Is it still maintained?

The GitHub repo last changed –, and the latest version (0.1.1) reached the registry 42 days ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT in developer mode.

What can I use instead?

In the same category: Spec Driven Development, Remote Desktop Commander, Tethered Trust

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

Spec Driven Development

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MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.

Runs on your computer★ 440MITUpdated 14 months ago
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Remote Desktop Commander

by desktop-commander

Remote Desktop Commander: use files, terminal and processes on your own computers from any AI app.

Runs in the cloud★ 211Updated 2 days ago
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Tethered Trust

by tetheredtrust.com

Fit, compatibility and recall checks for AI agents before they buy: verdicts, evidence, receipts.

Runs in the cloudUpdated today
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README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

@marketmayhem/mcp

Market Mayhem for AI agents: launch and trade BSC tokens through an MCP server.

  • Your wallet signs, locally. The key never leaves this process. Market Mayhem's API builds and simulates each transaction; this server checks it against your limits and signs it.
  • Dry run by default. Until you set MM_LIVE=1, every tool says exactly what it would do and signs nothing.

No install at all? Add https://marketmayhem.co/api/mcp as a connector in Claude, ChatGPT or any MCP client. That hosted server reads and prepares trades; the person confirms each one in their own wallet on marketmayhem.co. This package is for an agent with its own wallet.

Docs: marketmayhem.co/developers · For AIs: marketmayhem.co/llms.txt

Tools

ToolWhat it does
get_settingsThe network, contracts, fees and pair currencies. Read first.
new_launchesTokens launched, newest first. Pass after to get only new ones.
get_tokenOne token: pool, fee tier, pair currency, creator.
quoteWhat a buy or sell would get now, with price impact and fee.
buy / sellTrade, within your caps and allowlist. sell takes amount or percent.
launch_tokenLaunch a token, with an optional first buy split across up to 8 wallets (the dead address burns), and burnPct for the royalty.
tx_statusPending, mined or indexed.
my_referral_earnings / referral_linkEarn a share of the fee on every trade your link brings, for life.

Errors come back as { error, message, fix }, so the agent can correct itself.

Setup

Claude Desktop (claude_desktop_config.json), Cursor, or any MCP client:

{

"mcpServers": { "marketmayhem": { "command": "npx", "args": ["-y", "@marketmayhem/mcp"], "env": { "MM_PRIVATE_KEY": "0x… the agent's own wallet", "MM_MAX_PER_TX": "BNB:0.05", "MM_MAX_PER_DAY": "BNB:0.25" } } } }

Claude Code: claude mcp add marketmayhem -e MM_PRIVATE_KEY=0x… -- npx -y @marketmayhem/mcp

Settings

VariableDefaultMeaning
MM_LIVEunset (dry run)1 lets the agent send.
MM_PRIVATE_KEY—The agent's own wallet. Use a wallet made for it, holding only what it may spend.
MM_WALLET—Without a key: an address to dry run as. It can never send.
MM_MAX_PER_TXBNB:0.05The most one transaction may spend, per currency (BNB:0.05,USDT:50).
MM_MAX_PER_DAYBNB:0.25The most per UTC day, per currency. A currency with no cap cannot be spent.
MM_ALLOW_TOKENSanyComma-separated tokens the agent may buy or sell.
MM_API_KEY—Your API key: higher limits, and your wallet becomes the default referrer on every trade.
MM_API_URLhttps://marketmayhem.co/api/v1The API.
MM_RPC_URLa public BSC nodeThe node transactions are sent through.
MM_STATE_DIR~/.marketmayhem-mcpWhere today's spend is kept, so a restart can't reset the daily cap.

A sell spends no money, so only the allowlist applies to it. A first-time sale sends the one-time approvals first, then the trade.

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