Tools
The current Parlay MCP tool set for read-only prediction market research.
Parlay exposes six read-only MCP tools. They are designed for AI assistants that need structured prediction market context without managing venue-specific APIs.
Plan access
Free includes search_markets and market_brief. Pro will include all six
tools when paid upgrades are enabled.
search_markets
Search supported venues by keyword, topic, venue, or broad category.
Use it for:
- finding markets relevant to a user question
- checking whether a venue has coverage for a topic
- collecting source URLs for follow-up research
discover_markets
Browse currently relevant market clusters without starting from an exact keyword.
Use it for:
- finding active topics
- surfacing related questions across venues
- exploring market coverage before writing a brief
compare_markets
Compare similar questions across supported venues.
Use it for:
- seeing how different venues phrase similar outcomes
- checking whether settlement wording differs
- gathering comparable market links in one response
scan_discrepancies
Look for notable differences between comparable markets.
Use it for:
- prioritizing markets that deserve human review
- spotting possible wording mismatches
- finding venue-level disagreement for research notes
inspect_platform
Inspect platform coverage and status for a supported venue.
Use it for:
- checking whether a venue is supported
- understanding known limitations
- explaining why a venue may not return data for a query
market_brief
Generate a concise, source-aware research brief from market results.
Use it for:
- summarizing a market cluster
- preparing a quick research note
- giving an AI client a structured answer with caveats
Supported Venues
The current primary venue set is:
- Polymarket
- Kalshi
- Limitless
- Manifold
Opinion.trade is tracked as a limited-liquidity status page and is not part of the primary venue set.