These API endpoints provide various crypto market data.
\n","schema":"https://schema.getpostman.com/json/collection/v2.0.0/collection.json","toc":[],"owner":"10641191","collectionId":"42be8a84-dc3d-4786-8d88-ca118b5f1553","publishedId":"2s8Z6vXtLX","public":true,"customColor":{"top-bar":"FFFFFF","right-sidebar":"303030","highlight":"EF5B25"},"publishDate":"2023-10-16T20:08:08.000Z"},"item":[{"name":"Crypto Market Rates","item":[{"name":"Supported crypto currencies","id":"efd65016-8916-4862-8949-03e715e25d82","protocolProfileBehavior":{"disableBodyPruning":true},"request":{"method":"GET","header":[],"url":"https://api.nowmarkets.io/api/v1/currencies","description":"This API endpoint returns all supported crypto currencies with an associated CoinMarketCap id, CoinMarketCap rank, full coin name, 24-hour price change percentage, verified market cap and the list of crypto-exchanged supported to provide rates.
\n","auth":{"type":"apikey","apikey":{"basicConfig":[{"key":"key","value":"x-api-key"},{"key":"value","value":"This API endpoint returns current prices for all pairs specified. For each from_currency the method returns a pair with each to_currency. You can also specify a contract address instead of a ticker: this option is available only for ETH and BSC tokens.
\n","auth":{"type":"apikey","apikey":{"basicConfig":[{"key":"key","value":"x-api-key"},{"key":"value","value":"(Required) From_сurrency tickers or contract addresses
\n","type":"text/plain"},"key":"from","value":"btc,eth"},{"description":{"content":"(Required) To_сurrency tickers orcontract addresses
\n","type":"text/plain"},"key":"to","value":"0x6B175474E89094C44Da98b954EedeAC495271d0F"},{"description":{"content":"(Optional) If the currency is available on multiple exchanges you can adjust what rate should be provided:\nmax - highest rate (default value)\navg - average rate\nmin - lowest rate
\n","type":"text/plain"},"key":"price_type","value":"avg"}],"variable":[]}},"response":[{"id":"e14930e6-b25c-4a3e-b3d3-47a4af50893b","name":"200 OK","originalRequest":{"method":"GET","header":[{"key":"x-api-key","value":"your_api_key","type":"text"}],"url":{"raw":"https://api.nowmarkets.io/api/v1/price?from=btc,eth&to=0x6B175474E89094C44Da98b954EedeAC495271d0F","protocol":"https","host":["api","nowmarkets","io"],"path":["api","v1","price"],"query":[{"key":"from","value":"btc,eth","description":"From_сurrency ticker/contract address"},{"key":"to","value":"0x6B175474E89094C44Da98b954EedeAC495271d0F","description":"To_сurrency ticker/contract address"}]}},"status":"OK","code":200,"_postman_previewlanguage":null,"header":null,"cookie":[],"responseTime":null,"body":"{\n \"code\": \"OK\",\n \"result\": [\n {\n \"quotes\": [\n {\n \"rate\": 28099.9,\n \"to_currency\": \"dai\"\n }\n ],\n \"from_currency\": \"btc\"\n },\n {\n \"quotes\": [\n {\n \"rate\": 1788.17,\n \"to_currency\": \"dai\"\n }\n ],\n \"from_currency\": \"eth\"\n }\n ],\n \"error\": null\n}"}],"_postman_id":"f66b2e05-b83b-496d-89e6-8d674951c041"},{"name":"Historical market prices","id":"bc8b8fea-63d2-4418-aee7-096ee49848d8","protocolProfileBehavior":{"disableBodyPruning":true},"request":{"method":"GET","header":[],"url":"https://api.nowmarkets.io/api/v1/market-data?from=Ticker/address&to=Ticker/address&period_from=Timestamp&period_to=Timestamp&interval=Minute/hour/day","description":"This API endpoint returns historical market data for specified pairs: prices get recorded every minute. For each from_currency the method returns a pair with each to_currency. You can also specify a contract address instead of a ticker: this option is available only for ETH and BSC tokens.
\n","auth":{"type":"apikey","apikey":{"basicConfig":[{"key":"key","value":"x-api-key"},{"key":"value","value":"From_сurrency ticker/contract address
\n","type":"text/plain"},"key":"from","value":"Ticker/address"},{"description":{"content":"To_currency ticker/contract address
\n","type":"text/plain"},"key":"to","value":"Ticker/address"},{"description":{"content":"From datatime
\n","type":"text/plain"},"key":"period_from","value":"Timestamp"},{"description":{"content":"To datatime
\n","type":"text/plain"},"key":"period_to","value":"Timestamp"},{"description":{"content":"Optionally adjust the interval that rates are sampled. If not specified, hour interval is set by default.
\n","type":"text/plain"},"key":"interval","value":"Minute/hour/day"}],"variable":[]}},"response":[{"id":"92c52078-a6e7-4d00-97a2-4dc34cfd4ade","name":"200 OK","originalRequest":{"method":"GET","header":[{"key":"x-api-key","value":"your_api_key","type":"text"}],"url":{"raw":"https://api.nowmarkets.io/api/v1/market-data?from=eth,btc&to=0xdAC17F958D2ee523a2206206994597C13D831ec7&period_from=2022-11-14T16:09:39&period_to=2022-11-14T16:12:39&interval=minute","protocol":"https","host":["api","nowmarkets","io"],"path":["api","v1","market-data"],"query":[{"key":"from","value":"eth,btc","description":"From_сurrency ticker/contract address"},{"key":"to","value":"0xdAC17F958D2ee523a2206206994597C13D831ec7","description":"To_currency ticker/contract address\n"},{"key":"period_from","value":"2022-11-14T16:09:39","description":"From datatime"},{"key":"period_to","value":"2022-11-14T16:12:39","description":"To datatime"},{"key":"interval","value":"minute","description":"Time period for more detailed or generalized data. If not specified, hour interval chosen by default.","type":"text"}]}},"status":"OK","code":200,"_postman_previewlanguage":null,"header":null,"cookie":[],"responseTime":null,"body":"{\n \"code\": \"OK\",\n \"result\": [\n {\n \"rate_change\": [\n {\n \"d\": \"2022-11-14T16:11:39+00:00\",\n \"r\": 16537.27\n },\n {\n \"d\": \"2022-11-14T16:10:39+00:00\",\n \"r\": 16570.76\n },\n {\n \"d\": \"2022-11-14T16:09:39+00:00\",\n \"r\": 16591.1\n }\n ],\n \"to_currency\": \"usdt\",\n \"from_currency\": \"btc\"\n },\n {\n \"rate_change\": [\n {\n \"d\": \"2022-11-14T16:11:39+00:00\",\n \"r\": 1243.2133333333334\n },\n {\n \"d\": \"2022-11-14T16:10:39+00:00\",\n \"r\": 1244.95\n },\n {\n \"d\": \"2022-11-14T16:09:39+00:00\",\n \"r\": 1246.5166666666667\n }\n ],\n \"to_currency\": \"usdt\",\n \"from_currency\": \"eth\"\n }\n ],\n \"error\": null\n}"},{"id":"a23a6458-1e51-4ef2-9c09-661e60b2f5c4","name":"400 Bad Request","originalRequest":{"method":"GET","header":[{"key":"x-api-key","value":"your_api_key","type":"text"}],"url":{"raw":"https://api.nowmarkets.io/api/v1/market-data?from=btc,eth&to=0xdAC17F958D2ee523a2206206994597C13D831ec7&period_from=2022-11-14T16:12:39&period_to=2022-11-13T16:12:39","protocol":"https","host":["api","nowmarkets","io"],"path":["api","v1","market-data"],"query":[{"key":"from","value":"btc,eth","description":"From_сurrency ticker/contract address"},{"key":"to","value":"0xdAC17F958D2ee523a2206206994597C13D831ec7","description":"To_currency ticker/contract address\n"},{"key":"period_from","value":"2022-11-14T16:12:39","description":"From datatime"},{"key":"period_to","value":"2022-11-13T16:12:39","description":"To datatime"}]}},"status":"Bad Request","code":400,"_postman_previewlanguage":null,"header":null,"cookie":[],"responseTime":null,"body":"{\n \"code\": \"WRONG_INPUT_DATA\",\n \"result\": null,\n \"error\": \"Invalid time period, period_to should be greater than period_from; Got period_from: 2022-11-14T16:09:39, period_to: 2022-11-13T16:12:39\"\n}"}],"_postman_id":"bc8b8fea-63d2-4418-aee7-096ee49848d8"}],"id":"d801efeb-6e78-46d9-b063-80dc29240844","description":"Crypto market rates provides historical market prices crypto to crypto. There are two endpoints Supported crypto currencies and Current prices. These API endpoints are based on the information from exchanges: binance, huobi, kucoin, gateio, poloniex and okex.
\n","_postman_id":"d801efeb-6e78-46d9-b063-80dc29240844","auth":{"type":"apikey","apikey":{"basicConfig":[{"key":"key","value":"x-api-key"},{"key":"value","value":"This method returns supported currencies to request crypto-fiat market prices.
\nOptionally specify currency type fiat or crypto
\n","type":"text/plain"},"key":"type","value":"crypto"},{"description":{"content":"Optionally specify the number of results to return. Use this parameter to determine your own pagination size.
\n","type":"text/plain"},"key":"pageSize","value":"100"},{"description":{"content":"Page number
\n","type":"text/plain"},"key":"page","value":"2"}],"variable":[]}},"response":[{"id":"258c86b6-eb20-4418-9852-fe1e10fe07df","name":"Supported currencies","originalRequest":{"method":"GET","header":[],"url":{"raw":"https://fiat-prices-api.nowmarkets.io/v1/currencies?type=crypro&pageSize=100&page=2","protocol":"https","host":["fiat-prices-api","nowmarkets","io"],"path":["v1","currencies"],"query":[{"key":"type","value":"crypro"},{"key":"pageSize","value":"100"},{"key":"page","value":"2"}]}},"status":"OK","code":200,"_postman_previewlanguage":"json","header":[],"cookie":[],"responseTime":null,"body":"{\n \"pagination\": {\n \"page\": 2,\n \"pageCount\": 1,\n \"pageSize\": 100\n },\n \"data\": [\n {\n \"id\": 693,\n \"code\": \"XVG\",\n \"name\": \"Verge\",\n \"usdRate\": 0.0015513457872329444,\n \"cmcRank\": 523,\n \"percentChange24h\": 0.52369388,\n \"marketCap\": 26182171.59334688\n },\n {\n \"id\": 702,\n \"code\": \"SPR\",\n \"name\": \"SpreadCoin\",\n \"usdRate\": 0.0005969262832687766,\n \"cmcRank\": 2524,\n \"percentChange24h\": 0.10289724,\n \"marketCap\": 6736.430615408781\n },\n {\n \"id\": 703,\n \"code\": \"RBT\",\n \"name\": \"Rimbit\",\n \"usdRate\": 0.0002984631416343883,\n \"cmcRank\": 2245,\n \"percentChange24h\": 0.10289724,\n \"marketCap\": 59636.16730632042\n },\n {\n \"id\": 707,\n \"code\": \"BLOCK\",\n \"name\": \"Blocknet\",\n \"usdRate\": 0.07879426939147852,\n \"cmcRank\": 1506,\n \"percentChange24h\": -5.61690275,\n \"marketCap\": 808833.3684965429\n },\n {\n \"id\": 720,\n \"code\": \"CRW\",\n \"name\": \"Crown\",\n \"usdRate\": 0.005670799691053378,\n \"cmcRank\": 1985,\n \"percentChange24h\": 9.93959812,\n \"marketCap\": 201060.19052104454\n },"}],"_postman_id":"a03d239a-e5ed-4b9d-a392-82796960aa67"},{"name":"Current crypto-fiat prices","id":"98c0b875-67be-46a4-892f-1af7664373f0","protocolProfileBehavior":{"disableBodyPruning":true},"request":{"method":"GET","header":[],"url":"https://fiat-prices-api.nowmarkets.io/v1/rates?base=1,xrp,cro,luna,4687"e=usd,eur&pageSize=10000&page=1&addFields=percentChange24h,marketCap,cmcRank","description":"This method returns crypto to fiat market prices for all possible or filtered currencies. Via this method we can provide more than 900 000 rates. For that reason, we paginate the results to make sure you can easily get all rates without lost in api response speed. The default limit is 10 000 rates. Responses will be paginated if you don’t provide filter parameters or if the filtered response includes more than 10 000 rates. Please let us know if you wish to increase the limit amount.
\nOptionally specify base crypto currency codes or CoinMarketCap ids
\n","type":"text/plain"},"key":"base","value":"1,xrp,cro,luna,4687"},{"description":{"content":"Optionally specify quote fiat currency codes or CoinMarketCap ids
\n","type":"text/plain"},"key":"quote","value":"usd,eur"},{"description":{"content":"Optionally specify the number of results to return. Use this parameter to determine your own pagination size. Maximum pageSize is 10000
\n","type":"text/plain"},"key":"pageSize","value":"10000"},{"description":{"content":"Page number
\n","type":"text/plain"},"key":"page","value":"1"},{"description":{"content":"Optionally specify additional fields from /currencies endpoint to include in the response
\n","type":"text/plain"},"key":"addFields","value":"percentChange24h,marketCap,cmcRank"}],"variable":[]}},"response":[{"id":"e16105b1-5147-4146-9897-c39745a719bd","name":"Current crypto-fiat prices","originalRequest":{"method":"GET","header":[],"url":{"raw":"https://fiat-prices-api.nowmarkets.io/v1/rates?base=1,xrp,cro,luna,4687"e=usd,eur&pageSize=10&page=1","protocol":"https","host":["fiat-prices-api","nowmarkets","io"],"path":["v1","rates"],"query":[{"key":"base","value":"1,xrp,cro,luna,4687","description":"Optionally specify base crypto currency codes or CoinMarketCap ids"},{"key":"quote","value":"usd,eur","description":"Optionally specify quote fiat currency codes or CoinMarketCap ids"},{"key":"pageSize","value":"10","description":"Optionally specify the number of results to return. Use this parameter to determine your own pagination size. Maximum pageSize is 10000"},{"key":"page","value":"1","description":"Page number"}]}},"status":"OK","code":200,"_postman_previewlanguage":null,"header":null,"cookie":[],"responseTime":null,"body":"{\n \"pagination\": {\n \"page\": 1,\n \"pageCount\": 1,\n \"pageSize\": 10\n },\n \"data\": [\n {\n \"id\": 1,\n \"code\": \"BTC\",\n \"name\": \"Bitcoin\",\n \"rates\": {\n \"USD\": 28051.56412894423,\n \"EUR\": 25866.347283299474\n }\n },\n {\n \"id\": 4687,\n \"code\": \"BUSD\",\n \"name\": \"Binance USD\",\n \"rates\": {\n \"USD\": 0.9995593744539089,\n \"EUR\": 0.9216936991839494\n }\n },\n {\n \"id\": 3635,\n \"code\": \"CRO\",\n \"name\": \"Cronos\",\n \"rates\": {\n \"EUR\": 0.06419687890805355,\n \"USD\": 0.06962030030154381\n }\n },\n {\n \"id\": 20314,\n \"code\": \"LUNA\",\n \"name\": \"Terra\",\n \"rates\": {\n \"EUR\": 1.2131663603797411,\n \"USD\": 1.3156559596353337\n }\n },\n {\n \"id\": 52,\n \"code\": \"XRP\",\n \"name\": \"XRP\",\n \"rates\": {\n \"EUR\": 0.39762173315825017,\n \"USD\": 0.4312132449389981\n }\n }\n ]\n}"}],"_postman_id":"98c0b875-67be-46a4-892f-1af7664373f0"}],"id":"d0c89495-686c-4c33-be04-c62410a19e26","description":"Fiat Market Rates api returns crypto to fiat market prices. In these api methods we support more than 9000 crypto currencies and 90 fiat currencies and paginate results in case you need to request all possible rates in a short time.
\n","auth":{"type":"apikey","apikey":{"basicConfig":[]},"isInherited":false},"event":[{"listen":"prerequest","script":{"id":"d911eefd-d522-4f31-81c9-09a5ff6fb76f","type":"text/javascript","exec":[""]}},{"listen":"test","script":{"id":"ff5d0347-6c0c-42b4-818c-5b6af9e9aaaf","type":"text/javascript","exec":[""]}}],"_postman_id":"d0c89495-686c-4c33-be04-c62410a19e26"},{"name":"Network Fee Service","item":[{"name":"Network fee breakdown","id":"99062f02-86c1-4553-9f8c-ccc9ef62ecac","protocolProfileBehavior":{"disableBodyPruning":true},"request":{"method":"GET","header":[],"url":"https://network-fee-service-api.nowmarkets.io/api/v2/network-fee-breakdown","description":"This API endpoint network fees for all available blockchain networks and coins. The network fee for tokens is estimated in the equivalent of tokens.
\nSuccesfull response fields
\n","auth":{"type":"apikey","apikey":{"basicConfig":[{"key":"key","value":"x-api-key"},{"key":"value","value":"Network fee service provides network fees for available blockchain networks. Network fees are calculated based on public block explorers. Depending on the type of fees, they are divided into priorities which indicate the speed of sending the transaction.
\n","_postman_id":"cb656dc0-f7c7-4558-b0b3-f29ede3cadcf","auth":{"type":"apikey","apikey":{"basicConfig":[{"key":"key","value":"x-api-key"},{"key":"value","value":"