# Parlay (slim)

> Parlay, an MCP server by parlay.run, listed from the official MCP registry. Indexed, not reviewed: facts and our own checks, no score or ranking. Read-only MCP server for live Polymarket, Kalshi, Limitless odds; Manifold sentiment.

- Full: https://www.anchorterminal.com/tools/parlay.md (~900 tokens) · this version ~830 tokens · JSON https://www.anchorterminal.com/tools/parlay.json · canonical https://www.anchorterminal.com/tools/parlay
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-04

# Parlay

> Indexed, not reviewed: facts from the official MCP registry and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/

- Kind: MCP server, by parlay.run (https://parlay.run)
- Listed because: It's published in the registry under parlay.run, a namespace the registry only gives to whoever proves they control that domain.
- What the official MCP registry says: Read-only MCP server for live Polymarket, Kalshi, Limitless odds; Manifold sentiment.

## Facts

- MCP registry: `run.parlay/parlay` 1.0.1
- Endpoint: https://mcp.parlay.run/mcp (streamable HTTP)
- Source: https://github.com/parlay-run/parlay-mcp
- Website: https://parlay.run
- GitHub stars: 6
- Registry entry updated: 2026-05-21

## Tools

- Tools it lists (6, about 1,690 tokens of context, `tools/list` without credentials, checked 2026-10-04 22:25 UTC):
  - `search_markets` (read-only): Search live prediction markets and event contracts across Polymarket, Kalshi, Limitless (real-money) and Manifold (sentiment). Use for queries on election…
  - `discover_markets` (read-only): Browse trending, high-volume, fast-moving, or high-disagreement prediction markets across Polymarket, Kalshi, Limitless, and Manifold. Use when the user wants…
  - `compare_markets` (read-only): Compare the same event contract across Polymarket, Kalshi, and Limitless side-by-side: probability, liquidity, settlement rules, and venue type. Use when the…
  - `scan_discrepancies` (read-only): Surface cross-venue price discrepancies between Polymarket, Kalshi, and Limitless as a discovery feed for price discovery and divergence detection. Default…
  - `market_brief` (read-only): Generate a synthesized brief for a topic, combining real-money signals from Polymarket, Kalshi, and Limitless with Manifold community sentiment. Use for…
  - `inspect_platform` (read-only): Inspect a single named venue. Returns available capabilities, market data for the query, and metadata quality flags. Use when the user explicitly names a venue…
- How its tools read to an agent (0 errors, 6 warnings, 1 note, about 1,690 tokens; rules at https://www.anchorterminal.com/check.md; not part of the score):
  - warn TC11 compare_markets: none of its 2 parameters has a description
  - warn TC11 discover_markets: none of its 4 parameters has a description
  - warn TC11 inspect_platform: none of its 3 parameters has a description
  - warn TC11 market_brief: 3 parameters without a description: limit, real_money_only, topic
  - warn TC11 scan_discrepancies: 1 parameter without a description: limit
  - warn TC11 search_markets: none of its 3 parameters has a description
  - note TC24 server: 6 of 6 tools have no outputSchema

- JSON: https://www.anchorterminal.com/api/v1/tools/parlay.json
- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming