curl --request POST \
  --url https://api.rook.pm/v1/relationships:analyze \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "selection": [
    {
      "outcome_id": "out_fed_dec_2026_cut_yes"
    },
    {
      "outcome_id": "out_fed_dec_2026_hold_yes"
    }
  ]
}
'

import requests

url = "https://api.rook.pm/v1/relationships:analyze"

payload = { "selection": [{ "outcome_id": "out_fed_dec_2026_cut_yes" }, { "outcome_id": "out_fed_dec_2026_hold_yes" }] }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    selection: [
      {outcome_id: 'out_fed_dec_2026_cut_yes'},
      {outcome_id: 'out_fed_dec_2026_hold_yes'}
    ]
  })
};

fetch('https://api.rook.pm/v1/relationships:analyze', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "relationships": [
    {
      "relationship_id": "rel_fed_cut_hold_exclusive",
      "type": "EXCLUSIVITY",
      "from_outcome_id": "out_fed_dec_2026_cut_yes",
      "to_outcome_id": "out_fed_dec_2026_hold_yes",
      "related_market_ids": [
        "mkt_fed_dec_2026_cut",
        "mkt_fed_dec_2026_hold"
      ],
      "related_event_ids": [
        "evt_pm_900001",
        "evt_pm_900002"
      ],
      "explanation": "The same Fed decision cannot both lower the policy rate and leave it unchanged. The two YES outcomes never pay together in these scenarios.",
      "scenario_pins": [
        {
          "family_id": "fam_fed_dec_2026",
          "scenario_version": "1"
        }
      ],
      "witnesses": [
        {
          "family_id": "fam_fed_dec_2026",
          "scenario_version": "1",
          "scenario_id": "scn_cut"
        },
        {
          "family_id": "fam_fed_dec_2026",
          "scenario_version": "1",
          "scenario_id": "scn_hold"
        }
      ]
    }
  ],
  "baskets": [
    {
      "classification": "EXCLUSIVE",
      "outcome_ids": [
        "out_fed_dec_2026_cut_yes",
        "out_fed_dec_2026_hold_yes"
      ],
      "selected_outcome_count": 2,
      "scenario_count": 3,
      "representation": "CUT_HOLD_HIKE",
      "paying_definition": "POSITIVE_PAYOUT",
      "scenario_pins": [
        {
          "family_id": "fam_fed_dec_2026",
          "scenario_version": "1"
        }
      ],
      "paying_counts": {
        "none": 1,
        "exactly_one": 2,
        "two_or_more": 0
      },
      "gap_witnesses": [
        {
          "family_id": "fam_fed_dec_2026",
          "scenario_version": "1",
          "scenario_id": "scn_hike"
        }
      ],
      "overlap_witnesses": []
    }
  ],
  "coverage": {
    "complete": true,
    "submitted_count": 2,
    "supported_count": 2,
    "items": [
      {
        "input_reference": "out_fed_dec_2026_cut_yes",
        "outcome_id": "out_fed_dec_2026_cut_yes",
        "status": "SUPPORTED",
        "family_ids": [
          "fam_fed_dec_2026"
        ]
      },
      {
        "input_reference": "out_fed_dec_2026_hold_yes",
        "outcome_id": "out_fed_dec_2026_hold_yes",
        "status": "SUPPORTED",
        "family_ids": [
          "fam_fed_dec_2026"
        ]
      }
    ]
  },
  "versions": {
    "market_versions": [
      {
        "market_id": "mkt_fed_dec_2026_cut",
        "version": "1"
      },
      {
        "market_id": "mkt_fed_dec_2026_hold",
        "version": "1"
      }
    ],
    "mapping_version": "1",
    "scenario_pins": [
      {
        "family_id": "fam_fed_dec_2026",
        "scenario_version": "1"
      }
    ],
    "as_of": "2026-10-19T12:00:00Z"
  }
}