{
  "delphi_id": "<string>",
  "total": 123,
  "kalshi": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "polymarket": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "limitless": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "pfun": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "opinion": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "gemini": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "manifold": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "forecastex": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "predictit": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ]
}

{
  "error": "<string>"
}

Delphi

Get Matched Markets Across Exchanges

Given a Delphi ID, returns all markets across Kalshi, Polymarket, Limitless, Predict.fun, Opinion Labs, Gemini, Manifold, ForecastEx, and PredictIt that share the same Delphi ID. Use this to discover equivalent markets on different exchanges for arbitrage, hedging, and cross-exchange analysis.

Requires Pro, Max, or Admin plan.

Use cases

Find the same market question across all supported exchanges
Compare pricing and liquidity for the same event on different platforms
Build cross-exchange trading strategies

Example

Request: GET /api/v1/delphi/delphi_0016d5d59aae/markets
Header: X-API-Key: YOUR_API_KEY

GET

api

delphi

{delphi_id}

markets

{
  "delphi_id": "<string>",
  "total": 123,
  "kalshi": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "polymarket": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "limitless": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "pfun": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "opinion": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "gemini": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "manifold": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "forecastex": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ],
  "predictit": [
    {
      "market_id": "<string>",
      "title": "<string>",
      "closed": true,
      "category": "<string>",
      "resolution": "<string>",
      "delphi_id": "<string>"
    }
  ]
}

{
  "error": "<string>"
}

Authorizations

X-API-Key

string

header

required

Your API key (get one from the test-key endpoint above)

Path Parameters

delphi_id

string

required

Delphi ID for cross-exchange market matching

Response

Matched markets grouped by exchange

delphi_id

string

The queried Delphi ID

total

integer

Total number of matched markets across all exchanges

kalshi

object[]

Matched Kalshi markets

Show child attributes

polymarket

object[]

Matched Polymarket markets

Show child attributes

limitless

object[]

Matched Limitless markets

Show child attributes

pfun

object[]

Matched Predict.fun markets

Show child attributes

opinion

object[]

Matched Opinion Labs markets

Show child attributes

gemini

object[]

Matched Gemini markets

Show child attributes

manifold

object[]

Matched Manifold markets

Show child attributes

forecastex

object[]

Matched ForecastEx markets

Show child attributes

predictit

object[]

Matched PredictIt markets

Show child attributes

Get Market Cluster Info Get Cluster by ID