# markets.discover

Find active Polymarket prediction markets filtered by resolution deadline and category. Returns market question, price, volume, and end date. Use ending=

Agent View of the PolicyLayer registry record for `markets.discover`. HTML page: https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.discover

## Facts

- Tool: `markets.discover`
- Server: Polymarket Agent Mcp (`demwick/polymarket-agent-mcp`) — https://policylayer.com/tools/demwick-polymarket-agent-mcp.md
- Homepage: https://github.com/demwick/polymarket-agent-mcp
- Risk category: Read (Low risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Allowed

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "markets.discover",
    "arguments": {}
  }
}
```

## Why markets.discover is rated Low

This tool queries and retrieves publicly available market information from Polymarket with filtering options. It has no side effects, does not execute trades, does not modify any data, and does not commit financial transactions. It is a pure Read operation for market discovery and information gathering.

From the tool's own definition: "Tool 'discovers' and 'returns' market data (question, price, volume, end date) with no modification capability. Description explicitly states retrieval: 'Find active Polymarket prediction markets' and 'Returns market question, price, volume, and end date.'"

## Use case

AI agents call markets.discover to retrieve information from Polymarket Agent Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

## Recommended policy (PolicyLayer)

Verdict: **Allowed**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Polymarket Agent Mcp:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "markets.discover": {}
  }
}
```

## Other tools on Polymarket Agent Mcp (47)

- `orders.cancel` — Destructive — https://policylayer.com/tools/demwick-polymarket-agent-mcp/orders.cancel.md
- `watchlist.rebalance` — Destructive — https://policylayer.com/tools/demwick-polymarket-agent-mcp/watchlist.rebalance.md
- `monitor.start` — Execute — https://policylayer.com/tools/demwick-polymarket-agent-mcp/monitor.start.md
- `monitor.stop` — Execute — https://policylayer.com/tools/demwick-polymarket-agent-mcp/monitor.stop.md
- `traders.backtest` — Execute — https://policylayer.com/tools/demwick-polymarket-agent-mcp/traders.backtest.md
- `config.go_live` — Financial — https://policylayer.com/tools/demwick-polymarket-agent-mcp/config.go-live.md
- `orders.batch` — Financial — https://policylayer.com/tools/demwick-polymarket-agent-mcp/orders.batch.md
- `orders.buy` — Financial — https://policylayer.com/tools/demwick-polymarket-agent-mcp/orders.buy.md
- `orders.sell` — Financial — https://policylayer.com/tools/demwick-polymarket-agent-mcp/orders.sell.md
- `positions.check_exits` — Financial — https://policylayer.com/tools/demwick-polymarket-agent-mcp/positions.check-exits.md
- `positions.close` — Financial — https://policylayer.com/tools/demwick-polymarket-agent-mcp/positions.close.md
- `wta.bid` — Financial — https://policylayer.com/tools/demwick-polymarket-agent-mcp/wta.bid.md
- `agent.log_cycle` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/agent.log-cycle.md
- `dashboard.get` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/dashboard.get.md
- `flow.discover` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/flow.discover.md
- `markets.analyze` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.analyze.md
- `markets.arbitrage` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.arbitrage.md
- `markets.check` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.check.md
- `markets.compare` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.compare.md
- `markets.events` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.events.md
- `markets.featured` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.featured.md
- `markets.holders` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.holders.md
- `markets.price` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.price.md
- `markets.price_history` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.price-history.md
- `markets.related` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.related.md
- `markets.search` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.search.md
- `markets.trending` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.trending.md
- `markets.watch_price` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/markets.watch-price.md
- `orders.list` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/orders.list.md
- `orders.status` — Read — https://policylayer.com/tools/demwick-polymarket-agent-mcp/orders.status.md
- …and 17 more: https://policylayer.com/tools/demwick-polymarket-agent-mcp.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=demwick-polymarket-agent-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/demwick-polymarket-agent-mcp