{"uid":"cap_5tFb6VEe82uGpyYLqkRvu","slug":"gridhub-live-electricity-interchange-data-87a764e5","name":"GridHub Live Electricity Interchange Data","description":"Live wholesale electricity prices, demand, and generation mix across 25 grids in the US, UK, Australia, and Europe. Pay-per-call API access from $0.001.","url":"https://api.grid-hub.app/v1/interchange/%7Bzone%7D","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","pathParams"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"pathParams":{"type":"object","required":["zone"],"properties":{"zone":{"enum":["US-CAISO","US-ERCOT","US-PJM","US-MISO","US-NYISO","US-ISONE","US-SPP","GB","AU-NSW","AU-QLD","AU-VIC","AU-SA","AU-TAS","DE-LU","FR","ES","IT-NO","NL","BE","PL","SE-3","NO-2","DK-1","AT","CH"],"type":"string","description":"Zone id from /v1/zones"}}},"queryParams":{"type":"object","properties":{"end":{"type":"string","description":"Window end, Unix seconds"},"limit":{"type":"string","description":"Max rows (up to 5000)"},"start":{"type":"string","description":"Window start, Unix seconds"},"sample":{"enum":["true"],"type":"string","description":"Free truncated sample, no payment or credentials"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"data":[{"ts":1787961600,"unit":"GBP/MWh","value":88.76},{"ts":1787963400,"unit":"GBP/MWh","value":91.2}],"zone":"GB","count":2,"metric":"interchange","license":"NESO-Open-Licence","attribution":"Supported by National Energy SO Open Data"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_P6MEaJFbu3wduooHsx_VM","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns live wholesale electricity interchange (power flow) prices as a time series for a specified grid zone across 25 grids in the US, UK, Australia, and Europe.","exampleAgentPrompt":"What's the current wholesale electricity interchange price in the GB grid? Pull the latest data points for the past hour.","exampleUseCases":[{"title":"Real-time energy cost dashboard","prompt":"Fetch the live wholesale electricity price for the CAISO zone for the last two hours so I can update our energy cost dashboard."},{"title":"Cross-grid price comparison","prompt":"Get the current electricity interchange prices for both PJM and ERCOT right now — I want to compare wholesale rates between those two US grids."},{"title":"Automated grid price alert","prompt":"Pull the latest electricity interchange prices for the GB grid and let me know if the price has gone above 100 GBP/MWh in the last 30 minutes."}],"resultDescription":"Returns a JSON object with a data array of timestamped interchange price readings (Unix timestamp, value, and unit such as GBP/MWh or USD/MWh), the zone identifier, record count, metric name, license, and attribution string. Each row represents one price interval for the requested grid zone.","failureModes":["Invalid zone identifier returns an error — must be one of the 25 supported enum values","Missing or expired x402 payment results in a 402 Payment Required response","start/end Unix timestamps outside available data range may return empty data array","limit exceeding 5000 rows is rejected","Requesting a zone with no recent data publication may return stale or empty results"],"whenToPreferThis":"Use this endpoint when you need live or recent time-series wholesale electricity interchange prices for a specific grid zone across the 25 supported US, UK, Australian, and European markets. Prefer this over the historical endpoint for real-time monitoring, alerting, or dashboards. Use the 'sample' query parameter for a free preview without payment. If you need current snapshot values across all zones simultaneously, consider the all-zones snapshot sibling endpoint instead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:34:21.387Z","isFirstParty":false}