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Directory position 8
Product overview
Barchart offers futures market data through APIs and related services. It is useful to compare when historical bars are only one part of an application that also needs current quotes, charts or reference information.
API entitlements and historical depth depend on the product. Define exchanges, frequency, date range and display rights before comparing a subscription with a downloadable archive.
| Recommended for | Applications combining history and current quotes |
|---|---|
| Delivery | OnDemand APIs and market-data services |
| Format | APIs & data services |
| Buying model | Plan / usage-based |
History inside a broader application
Barchart can fit a service that retrieves targeted history on demand and keeps other market-data features behind the same integration. This differs from downloading a complete research universe once and querying it locally.
Keep a raw-response cache for historical requests where permitted. It reduces repeated retrieval and gives you evidence about the exact request and response used by an experiment.
Separate request limits from coverage
A generous request allowance cannot supply a frequency or historical period the endpoint does not include. Test the oldest required date and the least liquid required contract, not only a nearby daily series for a major index future.
Review delayed, real-time and historical entitlements independently. The right to display current prices in a product can involve different exchange terms from storing an internal research archive.
Check before buying
- Confirm historical endpoint depth by frequency.
- Price exchange and API entitlements together.
- Document pagination, retries and rate limits.
- Resolve customer-facing display and redistribution rights.