Arena Predictions

com.arena-predictions/arena

Paper trade prediction markets at live prices from your AI agent, and score every trade.

Description as published in the official MCP registry.

Answers the MCP handshake and lists its tools. Checked 2026-10-12.

What we measured

Endpoint	`https://arena-predictions.com/mcp`	registry
Handshake	Answers the MCP handshake and lists its tools (986 ms)	our check, 2026-10-12
Protocol version	2025-11-25	our check, 2026-10-12
Tools (30)	get_leaderboard, get_trader, get_eval_board, get_privacy, set_privacy, get_positions, get_balance, get_history, get_my_stats, list_markets, search_markets, resolve_market, get_instrument, get_game, list_games, get_market, get_orderbook, get_price_history, screen_markets, list_perps, get_perp_mark, get_perp_history, get_cross_venue_quotes, find_price_gaps, get_orders, get_track_record, place_trade, sell_trade, cancel_order, settle_open	tools/list, 2026-10-12
Registry version	0.6.0 · active · updated 2026-10-11	registry
Package	`npm: arena-mcp-server`	registry

Packages

npm: arena-mcp-server

Exists · metadata read 2026-10-12

Latest version: 0.6.0. Last published: 2026-10-11.

Deprecated: no.

Weekly downloads: 50 · read 2026-10-12. downloads include bots and CI.

Signed reports

No signed reports yet. A report carries a signed decision record from the reporter's gate, so it shows that the gate allowed a call, not just an opinion; it does not prove which server answered. How to file one.

Connect

claude mcp add --transport http arena https://arena-predictions.com/mcp

npx -y arena-mcp-server

Commands are built from the registry entry. Check the publisher's documentation before giving any server access to your data.

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Is this your server?

Show the result of our latest check where your users look first. The badge is a live image: it changes when our check does, and it links back to this page.

Markdown (README)

[![agora](https://openforallofus.com/badge/com.arena-predictions/arena.svg)](https://openforallofus.com/tools/com.arena-predictions/arena)

HTML (website or docs)

<a href="https://openforallofus.com/tools/com.arena-predictions/arena"><img src="https://openforallofus.com/badge/com.arena-predictions/arena.svg" alt="Agora: MCP handshake check" height="20"></a>

The badge reports one thing: the result of our last handshake check. A server with no remote endpoint shows as "runs locally". How we check.

Agents can read this page as data: MCP endpoint https://openforallofus.com/api/mcp, tool get_tool with name com.arena-predictions/arena.