Feature

Historical Data & Time Series

Deep archives and time-series history, not just current state.

23 providers 285 APIs 16 declared variants

The API serves historical records or time series alongside live values, often with configurable ranges and granularity. Required for backtesting, trend analysis, and reconciliation.

23 API providers on the APIs.io network offer historical data & time series. The highest-rated are Bloomberg, Adafruit IO, Amazon IoT SiteWise, Soracom, Fitbit.

Providers

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Exemplar 2 Complete, well-documented, and agent-ready
Bloomberg Bloomberg delivers business and markets news, data, analysis, and video to the world, featuring stories fro... 5 APIs 73.3 Adafruit IO Adafruit IO is a cloud Internet of Things platform from Adafruit Industries built for makers, hobbyists, st... 12 APIs 67.6
Strong 7 Solid coverage with minor gaps
Amazon IoT SiteWise AWS IoT SiteWise is a managed service that makes it easy to collect, store, organize, and monitor industria... 16 APIs 65.1 Soracom Soracom is a global IoT cellular connectivity and platform provider headquartered in Tokyo, founded in 2014... 45 APIs 63.9 Fitbit Fitbit is a wearable health and fitness platform — devices (trackers, smartwatches, smart scales) plus a co... 3 APIs 62.6 Bridge Bridge (Bridge Interactive / Bridge Data Output) is a Zillow Group company that runs the Bridge Platform — ... 13 APIs 61.4 Bloomberg L.P. Bloomberg L.P. is a privately held financial, software, data, and media company founded by Michael Bloomber... 9 APIs 61.3 ThingsBoard ThingsBoard is an open-source IoT platform for device connectivity, data collection, processing, and visual... 58 APIs 59.5 Backpack Backpack is a Solana-first crypto company founded by Armani Ferrante and Tristan Yver — the same team behin... 15 APIs 59.3
Developing 6 Usable, with meaningful gaps to close
Ampersand Ampersand is a developer-first platform for building native SaaS integrations. It provides an embeddable UI... 18 APIs 55.0 Agricultural Statistics Service The National Agricultural Statistics Service (NASS) is an agency of the United States Department of Agricul... 5 APIs 45.9 Zabbix Zabbix is an enterprise-class open source distributed monitoring solution for networks and applications. Za... 10 APIs 45.9 Agricultural Marketing Service The Agricultural Marketing Service (AMS), an agency of the United States Department of Agriculture (USDA), ... 4 APIs 45.8 WattTime WattTime is a nonprofit organization that provides real-time, forecast, and historical data for electric gr... 6 APIs 44.0 Frankfurter Frankfurter is an open-source (MIT) currency exchange rates API that blends foreign-exchange reference rate... 6 APIs 43.9
Thin 6 Limited public surface area
Bloomberg News Bloomberg News is a leading global provider of financial news, data, and analysis, delivering breaking news... 5 APIs 41.1 U.S. Bureau of Labor Statistics The U.S. Bureau of Labor Statistics (BLS) is the principal federal statistical agency responsible for measu... 2 APIs 40.9 Bloomberg Intelligence Bloomberg Intelligence provides research, data, and analytics on companies, industries, credit, government,... 5 APIs 34.3 Bloomberg Terminal The Bloomberg Terminal (Bloomberg Professional Service) is the flagship product of Bloomberg LP, providing ... 4 APIs 29.7 Bloomberg Terminals Bloomberg Terminals (Bloomberg Professional Service) are financial software systems providing real-time fin... 3 APIs 29.7 Isometric Isometric is a London- and New York-based certifier of climate solutions building an AI-native, science-led... 36 APIs 28.9
Emerging 2 Early or largely undocumented
API-Sports API-Sports is a leading provider of real-time sports data and statistics APIs for businesses and developers... 4 APIs 25.6 API Football API-Football is a RESTful API providing comprehensive football (soccer) data covering 1,200+ leagues and cu... 1 API 25.3

What Providers Actually Declared

This feature is a canonical term. These are the free-text strings providers wrote in their own apis.yml that map onto it.

Backfill SupportBorrow/lend with auto-lend and manual modes, APY history endpoints, and liquidation-price simulationFeed-centric time-series datastore for IoT sensor and actuator valuesHistorical DataHistorical Data AccessHistorical Data ServicesHistorical Data StorageHistorical Time SeriesOff-market and historical data available where licensed by the MLSReal-Time and Historical DataSensor and time-series data ingestion with signed-URL file uploadsSoracom Harvest Data — managed time-series store; Harvest Files for binary uploadsTime Series Data AccessTime-Series Data StorageTime-series endpoints with day, week, month, quarter, half-year, and year periodsTime-series telemetry storage with PostgreSQL, Cassandra, or TimescaleDB backends

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