io.github.cejor6/kalshi-mcp-server

MCP server for Kalshi prediction markets: native RSA-PSS auth, rate limiting, demo/prod safety.

3 9 tools GitHub

No known CVEs

MIT license

Actively maintained

Last commit 4d ago

Works with most clients

Transport: stdio, sse, http

9 tools · ~544 tok

Grade B · 0.3% of 200K ctx

MCPpedia last refreshed this data 1d ago

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io.github.cejor6/kalshi-mcp-server is an MCP server that MCP server for Kalshi prediction markets: native RSA-PSS auth, rate limiting, demo/prod safety. Its tool list has not been published yet over stdio, sse and http, requires no API key, and scores 70/100 on MCPpedia's security, maintenance and efficiency rubric.

Other

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, sse, http · Node 18+

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

{
  "mcpServers": {
    "kalshi": {
      "args": [
        "--env-file",
        "/Users/you/.kalshi/.env"
      ],
      "command": "kalshi-mcp"
    }
  }
}

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[![MCPpedia Score](https://mcppedia.org/api/badge/io-github-cejor6-kalshi-mcp-server)](https://mcppedia.org/s/io-github-cejor6-kalshi-mcp-server)

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What io.github.cejor6/kalshi-mcp-server does

A Model Context Protocol server for Kalshi prediction markets. Native RSA-PSS auth, async token-bucket rate limiting, two-step prepare/confirm order flow with safety caps, optional bundled OAuth proxy for remote-MCP deployments, 26 tools + 4 resources across REST and WebSocket. MIT, designed to be forked.

Test This Server

No automated test available for this server. Check the GitHub README for setup instructions.

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

70/100across 5 weighted dimensions

How we score →

0255075100

−30

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

No package registry to scan.

Inventory

Tools (9)

Click any tool to inspect its schema.

~544 tokens total

Inventory

Resources (4)

markets

List of all available prediction markets

kalshi://markets

market_details

Detailed information about a specific market

kalshi://markets/{ticker}

orderbook

Live orderbook for a market

kalshi://markets/{ticker}/orderbook

portfolio

User's current portfolio and positions

kalshi://portfolio

Community

Reviews

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How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is io.github.cejor6/kalshi-mcp-server safe to use?: io.github.cejor6/kalshi-mcp-server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install io.github.cejor6/kalshi-mcp-server?: io.github.cejor6/kalshi-mcp-server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can io.github.cejor6/kalshi-mcp-server do?: io.github.cejor6/kalshi-mcp-server provides 9 tools: get_markets, get_market_details, get_orderbook, place_order, confirm_order and 4 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with io.github.cejor6/kalshi-mcp-server?: io.github.cejor6/kalshi-mcp-server is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.
Is io.github.cejor6/kalshi-mcp-server actively maintained?: io.github.cejor6/kalshi-mcp-server is actively maintained — last commit was 4 days ago. It has 3 GitHub stars.

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Community

Discussion

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Has anyone used this with Cursor?How do you handle auth?Any alternatives?

Frequently Asked Questions

Is io.github.cejor6/kalshi-mcp-server safe to use?

io.github.cejor6/kalshi-mcp-server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.

How do I install io.github.cejor6/kalshi-mcp-server?

io.github.cejor6/kalshi-mcp-server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can io.github.cejor6/kalshi-mcp-server do?

io.github.cejor6/kalshi-mcp-server provides 9 tools: get_markets, get_market_details, get_orderbook, place_order, confirm_order and 4 more. See the full tools list on the server page for descriptions and parameters.

What AI clients work with io.github.cejor6/kalshi-mcp-server?

io.github.cejor6/kalshi-mcp-server is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.

Is io.github.cejor6/kalshi-mcp-server actively maintained?

io.github.cejor6/kalshi-mcp-server is actively maintained — last commit was 4 days ago. It has 3 GitHub stars.