MCP server

Mantis

io.github.Alfred768/mantis

Checked 25 Oct 2026, 20:29 UTC · Connected to it and listed its tools

Cross-venue prediction market routing for AI agents with arbitrage, quotes, history, and signals.

Working at last checkAbout 1,339 tokens per request once connected6 tools

https://mantiss.store/mcp

At a glance

Type: MCP server
Publisher: Not verified
Status: Working at last check
Tools: 6
Token cost: About 1,339 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 25 Oct 2026, 20:29 UTC

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http mantis https://mantiss.store/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.mantis]
url = "https://mantiss.store/mcp"

Gemini CLI

{"mcpServers":{"mantis":{"httpUrl":"https://mantiss.store/mcp"}}}

Cursor

{"mcpServers":{"mantis":{"url":"https://mantiss.store/mcp"}}}

VS Code

{"servers":{"mantis":{"type":"http","url":"https://mantiss.store/mcp"}}}

Antigravity

agy mcp add mantis https://mantiss.store/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"mantis","server_url":"https://mantiss.store/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"mantis","server_url":"https://mantiss.store/mcp"}

execute_url ~286 tokens
Get a deep link URL to place a trade on the best venue for a given market. The URL has a referral code embedded so the platform earns commission. Call this to get the URL, then direct the user to open it.
get_arbitrage ~282 tokens
Find live cross-venue arbitrage opportunities — markets where the same event trades at different prices on Polymarket vs Kalshi vs other venues. Can also estimate fee-normalized net spread for a position size.
get_history ~300 tokens
Get historical OHLCV-style prediction market candles over a time range, including the latest stored depth snapshot within each bucket when available. Can also export CSV text or base64-encoded Parquet.
get_quote ~166 tokens
Get the live probability, liquidity, and volume for a prediction market across all venues. Can also return venue order book depth and size-aware VWAP/slippage estimates.
get_unmet_demand ~160 tokens
Find questions that users are searching for but no prediction market exists. Useful for discovering new market creation opportunities or identifying emerging topics with real trading interest.
route_market ~145 tokens
Find the best prediction market for a natural-language question or trading intent. Returns the best cross-venue match, current probability, liquidity, and any arbitrage opportunity between venues.

huebr odds intelligence
Cross-venue prediction market odds (Polymarket, Kalshi, PredictIt, Manifold) with arbitrage signals
Bellwether
Live Kalshi + Polymarket prediction-market data and cross-venue arbitrage spreads, one schema.
TradingCalc MCP: Options, Forex, Risk Stats, Prediction Markets, On-Chain & Crypto Futures
Deterministic options, forex, risk, on-chain & futures math. 77 tools. Not AI estimates.
Theaslangroupllc Pulsenetwork
914 paid market-data & token-safety endpoints — keyless x402 USDC: Base, Solana, XRPL, +8 chains
Agent Kiosk — 23-in-1 B2A Intelligence, Action & x402 API
23-in-1 MCP server: EVM tx simulator, funding rate arb, macro radar, swap calldata & security.
StartupHub.ai
Funding rounds, AI startup and investor search, email discovery, agent-readiness. No API key.
Craigmbrown Blindoracle
Trust + counterparty-risk layer for x402 A2A trades: reputation, pre-hire check, escrow, disputes
Agent Einstein — Crypto & Market Intelligence
AI price forecasts, whale flows, market sentiment and prediction signals. 18 tools free, no account.

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