{ "info": { "_postman_id": "d47ada05-6a05-478e-9c1d-991cac6e0010", "name": "Polygon Crypto REST Aggregates Markets API", "description": "Polygon Crypto API exposes aggregated cross-exchange data for crypto\npairs (e.g., X:BTCUSD) via `https://api.polygon.io`. This spec\ncovers aggregates, daily open/close, snapshots, and level-2 books.\nAuth uses an API key via `apiKey` query parameter or\n`Authorization: Bearer`.\n\n\nContact Support:\n Name: Polygon Documentation", "schema": "https://schema.getpostman.com/json/collection/v2.1.0/collection.json", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "lastUpdatedBy": "35240", "uid": "35240-d47ada05-6a05-478e-9c1d-991cac6e0010" }, "item": [ { "name": "v3", "item": [ { "name": "reference", "item": [ { "name": "markets", "item": [ { "name": "List Markets", "id": "2aba1a59-4e08-4e07-8c4f-3829a7b37cdc", "protocolProfileBehavior": { "disableBodyPruning": true }, "request": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" } ], "url": { "raw": "{{baseUrl}}/v3/reference/markets", "host": [ "{{baseUrl}}" ], "path": [ "v3", "reference", "markets" ] } }, "response": [ { "id": "96c01498-6bb4-4d3a-82f2-1015fe53f933", "name": "Markets response", "originalRequest": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" } ], "url": { "raw": "{{baseUrl}}/v3/reference/markets?apiKey=", "host": [ "{{baseUrl}}" ], "path": [ "v3", "reference", "markets" ], "query": [ { "description": "Added as a part of security scheme: apikey", "key": "apiKey", "value": "" } ] } }, "status": "OK", "code": 200, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"status\": \"\",\n \"results\": [\n {\n \"market\": \"\",\n \"desc\": \"\"\n },\n {\n \"market\": \"\",\n \"desc\": \"\"\n }\n ]\n}", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-96c01498-6bb4-4d3a-82f2-1015fe53f933" } ], "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-2aba1a59-4e08-4e07-8c4f-3829a7b37cdc" } ], "id": "903fe191-0a6a-4f6a-be87-d6e965e49eb4", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-903fe191-0a6a-4f6a-be87-d6e965e49eb4" }, { "name": "exchanges", "item": [ { "name": "List Exchanges", "id": "82d3440f-0c1c-44c2-a389-3e763e2eef22", "protocolProfileBehavior": { "disableBodyPruning": true }, "request": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" } ], "url": { "raw": "{{baseUrl}}/v3/reference/exchanges?asset_class=&locale=", "host": [ "{{baseUrl}}" ], "path": [ "v3", "reference", "exchanges" ], "query": [ { "key": "asset_class", "value": "" }, { "key": "locale", "value": "" } ] } }, "response": [ { "id": "d8099f85-d986-4ea5-9433-022b53db6238", "name": "Exchanges response", "originalRequest": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" } ], "url": { "raw": "{{baseUrl}}/v3/reference/exchanges?asset_class=&locale=&apiKey=", "host": [ "{{baseUrl}}" ], "path": [ "v3", "reference", "exchanges" ], "query": [ { "key": "asset_class", "value": "" }, { "key": "locale", "value": "" }, { "description": "Added as a part of security scheme: apikey", "key": "apiKey", "value": "" } ] } }, "status": "OK", "code": 200, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"status\": \"\",\n \"request_id\": \"\",\n \"count\": \"\",\n \"results\": [\n {\n \"id\": \"\",\n \"type\": \"\",\n \"asset_class\": \"\",\n \"locale\": \"\",\n \"name\": \"\",\n \"acronym\": \"\",\n \"mic\": \"\",\n \"operating_mic\": \"\",\n \"participant_id\": \"\",\n \"url\": \"\"\n },\n {\n \"id\": \"\",\n \"type\": \"\",\n \"asset_class\": \"\",\n \"locale\": \"\",\n \"name\": \"\",\n \"acronym\": \"\",\n \"mic\": \"\",\n \"operating_mic\": \"\",\n \"participant_id\": \"\",\n \"url\": \"\"\n }\n ]\n}", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-d8099f85-d986-4ea5-9433-022b53db6238" } ], "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-82d3440f-0c1c-44c2-a389-3e763e2eef22" } ], "id": "82f705fe-577e-4692-8587-00ddfcb6f9b9", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-82f705fe-577e-4692-8587-00ddfcb6f9b9" } ], "id": "9b003a4f-2d6f-4800-9904-b5b28cc54000", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-9b003a4f-2d6f-4800-9904-b5b28cc54000" } ], "id": "79ed9434-057f-4351-b6ce-eb3161fd997d", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-79ed9434-057f-4351-b6ce-eb3161fd997d" }, { "name": "v1", "item": [ { "name": "marketstatus", "item": [ { "name": "upcoming", "item": [ { "name": "List Upcoming Market Holidays", "id": "d95e1000-af66-4529-b890-428ac3118754", "protocolProfileBehavior": { "disableBodyPruning": true }, "request": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" } ], "url": { "raw": "{{baseUrl}}/v1/marketstatus/upcoming", "host": [ "{{baseUrl}}" ], "path": [ "v1", "marketstatus", "upcoming" ] }, "description": "List upcoming US market holidays and the corresponding session schedule." }, "response": [ { "id": "b4f8b3f4-d966-4e67-9b1f-2edc8ef3bd55", "name": "Upcoming market holidays response", "originalRequest": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" } ], "url": { "raw": "{{baseUrl}}/v1/marketstatus/upcoming?apiKey=", "host": [ "{{baseUrl}}" ], "path": [ "v1", "marketstatus", "upcoming" ], "query": [ { "description": "Added as a part of security scheme: apikey", "key": "apiKey", "value": "" } ] } }, "status": "OK", "code": 200, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "[\n {\n \"exchange\": \"\",\n \"name\": \"\",\n \"date\": \"\",\n \"status\": \"\",\n \"open\": \"\",\n \"close\": \"\"\n },\n {\n \"exchange\": \"\",\n \"name\": \"\",\n \"date\": \"\",\n \"status\": \"\",\n \"open\": \"\",\n \"close\": \"\"\n }\n]", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-b4f8b3f4-d966-4e67-9b1f-2edc8ef3bd55" } ], "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-d95e1000-af66-4529-b890-428ac3118754" } ], "id": "e42869d3-b4c7-4c29-b27d-186aa5340f26", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-e42869d3-b4c7-4c29-b27d-186aa5340f26" }, { "name": "now", "item": [ { "name": "Get Current Market Status", "id": "2b7913af-1bc2-4b55-b9a5-1576b46f2f89", "protocolProfileBehavior": { "disableBodyPruning": true }, "request": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" } ], "url": { "raw": "{{baseUrl}}/v1/marketstatus/now", "host": [ "{{baseUrl}}" ], "path": [ "v1", "marketstatus", "now" ] }, "description": "Get the current trading status for US markets." }, "response": [ { "id": "8bd9f28d-f03e-47e1-ad89-241aa6d60cc9", "name": "Market status response", "originalRequest": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" } ], "url": { "raw": "{{baseUrl}}/v1/marketstatus/now?apiKey=", "host": [ "{{baseUrl}}" ], "path": [ "v1", "marketstatus", "now" ], "query": [ { "description": "Added as a part of security scheme: apikey", "key": "apiKey", "value": "" } ] } }, "status": "OK", "code": 200, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"market\": \"\",\n \"serverTime\": \"\",\n \"exchanges\": {\n \"cillum_d2\": \"\"\n },\n \"currencies\": {\n \"proident2\": \"\"\n },\n \"earlyHours\": \"\",\n \"afterHours\": \"\"\n}", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-8bd9f28d-f03e-47e1-ad89-241aa6d60cc9" } ], "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-2b7913af-1bc2-4b55-b9a5-1576b46f2f89" } ], "id": "ff9ae1c8-bd74-4bb7-8b33-27e061c913c6", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-ff9ae1c8-bd74-4bb7-8b33-27e061c913c6" } ], "id": "3d1137e6-978f-4030-89f8-0ba5397a90aa", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-3d1137e6-978f-4030-89f8-0ba5397a90aa" } ], "id": "512e7116-d371-4f08-a65e-828c3a414a46", "createdAt": "2026-07-28T02:39:26.000Z", "updatedAt": "2026-07-28T02:39:26.000Z", "uid": "35240-512e7116-d371-4f08-a65e-828c3a414a46" } ], "auth": { "type": "apikey", "apikey": [ { "key": "key", "value": "apiKey", "type": "string" }, { "key": "value", "value": "{{apiKey}}", "type": "string" }, { "key": "in", "value": "query", "type": "string" } ] }, "variable": [ { "key": "baseUrl", "value": "https://api.polygon.io" } ] }