Historical

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Important Update

The old endpoint https://api.amberdata.com/market/options/open-interest/{instrument}/historical has been updated to https://api.amberdata.com/markets/options/open-interest/:instrument. The old endpoint will be deprecated on 2024-09-30. Please update your integrations accordingly.

See changes here

• Endpoint URL Change:
  • Old: https://api.amberdata.com/market/options/open-interest/{instrument}/historical
  • New: https://api.amberdata.com/markets/options/open-interest/:instrument
• Metadata Changes:
  • startDate and endDate fields removed from the response
  • next and api-version fields added to the response
• Data Structure Changes:
  • The structure of the data array remains largely the same, but there are some additional fields in the new schema.
• Field Value Changes:
  • Field names and values are largely consistent, but note the renaming of timestamp to exchangeTimestamp and the addition of instrument, exchangeTimestampNanoseconds, and type
• Other
  • The exchange parameter is now required.
  • Include the Accept-Encoding: header in your API requests to take advantage of compressed responses.

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Time Range Limit

The maximum time range (difference between startDate and endDate) is 1 year.

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Not specifying startDate and endDate

If the startDate and endDate query parameters are not provided, the API will return the daily data from the previous year.