If viewing this data by dataset, you can use the carrot next to the dataset name to view data usage by mode and schema.
Examples and tutorials
Options
Equity options: Introduction
Options on futures: Introduction
All options with a given underlying
Join options with underlying prices
US equity options volume by venue
Resample US equity options NBBO
Estimate implied volatility
Get symbols for 0DTE options
Calculate daily statistics for equity options
Historical data
Request a large number of symbols
Programmatic batch downloads
Best bid, best offer, and midprice
Custom OHLCV bars from trades
Join schemas on instrument ID
Plot a candlestick chart
Calculate VWAP and RSI
End-of-day pricing and portfolio valuation
Benchmark portfolio performance
Market halts, volatility interrupts, and price bands
Resample OHLCV from 1-minute to 5-minute
Algorithmic trading
A high-frequency liquidity-taking strategy
Build prediction models with machine learning
Execution slippage and markouts
Matching engine latencies
Using messaging rates as a proxy for implied volatility
Mean reversion and portfolio optimization
Pairs trading based on cointegration
Build a real-time stock screener
Core concepts
Venues and datasets
CME Globex MDP 3.0
Cboe BYX Depth
Cboe BYZ Depth
Cboe EDGA Depth
Cboe EDGX Depth
Databento US Equities Basic
Databento US Equities Mini
Databento US Equities Summary
Eurex Exchange
European Energy Exchange
ICE Endex iMpact
ICE Europe Commodities iMpact
ICE Europe Financials iMpact
ICE Futures US iMpact
IEX TOPS
MEMX Memoir
MIAX Depth of Market
Nasdaq Basic with NLS Plus
Nasdaq TotalView-ITCH
NYSE American Integrated
NYSE Arca Integrated
NYSE Texas Integrated
NYSE National Trades and BBO
NYSE Integrated
OPRA Pillar
Corporate actions
Adjustment factors
Security master
API Reference
Resources
Release notes
C++
0.42.0 - 2025-08-19
0.41.0 - 2025-08-12
0.40.0 - 2025-07-29
0.39.1 - 2025-07-22
0.39.0 - 2025-07-15
0.38.2 - 2025-07-01
0.38.1 - 2025-06-25
0.38.0 - 2025-06-10
0.37.1 - 2025-06-03
0.37.0 - 2025-06-03
0.36.0 - 2025-05-27
0.35.1 - 2025-05-20
0.35.0 - 2025-05-13
0.34.2 - 2025-05-06
0.34.1 - 2025-04-29
0.34.0 - 2025-04-22
0.33.0 - 2025-04-15
0.32.1 - 2025-04-07
0.32.0 - 2025-04-02
0.31.0 - 2025-03-18
0.30.0 - 2025-02-11
0.29.0 - 2025-02-04
0.28.0 - 2025-01-21
0.27.0 - 2025-01-07
0.26.0 - 2024-12-17
0.25.0 - 2024-11-12
0.24.0 - 2024-10-22
0.23.0 - 2024-09-25
0.22.0 - 2024-08-27
0.21.0 - 2024-07-30
0.20.1 - 2024-07-16
0.20.0 - 2024-07-09
0.19.1 - 2024-06-25
0.19.0 - 2024-06-04
0.18.1 - 2024-05-22
0.18.0 - 2024-05-14
0.17.1 - 2024-04-08
0.17.0 - 2024-04-01
0.16.0 - 2024-03-01
0.15.0 - 2024-01-16
0.14.1 - 2023-12-18
0.14.0 - 2023-11-23
0.13.1 - 2023-10-23
0.13.0 - 2023-09-21
0.12.0 - 2023-08-24
0.11.0 - 2023-08-10
0.10.0 - 2023-07-20
0.9.1 - 2023-07-11
0.9.0 - 2023-06-13
0.8.0 - 2023-05-16
0.7.0 - 2023-04-28
0.6.1 - 2023-03-28
0.6.0 - 2023-03-24
0.5.0 - 2023-03-13
0.4.0 - 2023-03-02
0.3.0 - 2023-01-06
0.2.0 - 2022-12-01
0.1.0 - 2022-11-07
Python
0.63.1 - TBD
0.63.0 - 2025-09-02
0.62.0 - 2025-08-19
0.61.0 - 2025-08-12
0.60.0 - 2025-08-05
0.59.0 - 2025-07-15
0.58.0 - 2025-07-08
0.57.1 - 2025-06-17
0.57.0 - 2025-06-10
0.56.0 - 2025-06-03
0.55.1 - 2025-06-02
0.55.0 - 2025-05-29
0.54.0 - 2025-05-13
0.53.0 - 2025-04-29
0.52.0 - 2025-04-15
0.51.0 - 2025-04-08
0.50.0 - 2025-03-18
0.49.0 - 2025-03-04
0.48.0 - 2025-01-21
0.47.0 - 2024-12-17
0.46.0 - 2024-12-10
0.45.0 - 2024-11-12
0.44.1 - 2024-10-29
0.44.0 - 2024-10-22
0.43.1 - 2024-10-15
0.43.0 - 2024-10-09
0.42.0 - 2024-09-23
0.41.0 - 2024-09-03
0.40.0 - 2024-08-27
0.39.3 - 2024-08-20
0.39.2 - 2024-08-13
0.39.1 - 2024-08-13
0.39.0 - 2024-07-30
0.38.0 - 2024-07-23
0.37.0 - 2024-07-09
0.36.3 - 2024-07-02
0.36.2 - 2024-06-25
0.36.1 - 2024-06-18
0.36.0 - 2024-06-11
0.35.0 - 2024-06-04
0.34.1 - 2024-05-21
0.34.0 - 2024-05-14
0.33.0 - 2024-04-16
0.32.0 - 2024-04-04
0.31.1 - 2024-03-20
0.31.0 - 2024-03-05
0.30.0 - 2024-02-22
0.29.0 - 2024-02-13
0.28.0 - 2024-02-01
0.27.0 - 2024-01-23
0.26.0 - 2024-01-16
0.25.0 - 2024-01-09
0.24.1 - 2023-12-15
0.24.0 - 2023-11-23
0.23.1 - 2023-11-10
0.23.0 - 2023-10-26
0.22.1 - 2023-10-24
0.22.0 - 2023-10-23
0.21.0 - 2023-10-11
0.20.0 - 2023-09-21
0.19.1 - 2023-09-08
0.19.0 - 2023-08-25
0.18.1 - 2023-08-16
0.18.0 - 2023-08-14
0.17.0 - 2023-08-10
0.16.1 - 2023-08-03
0.16.0 - 2023-07-25
0.15.2 - 2023-07-19
0.15.1 - 2023-07-06
0.15.0 - 2023-07-05
0.14.1 - 2023-06-16
0.14.0 - 2023-06-14
0.13.0 - 2023-06-02
0.12.0 - 2023-05-01
0.11.0 - 2023-04-13
0.10.0 - 2023-04-07
0.9.0 - 2023-03-10
0.8.1 - 2023-03-05
0.8.0 - 2023-03-03
0.7.0 - 2023-01-10
0.6.0 - 2022-12-02
0.5.0 - 2022-11-07
0.4.0 - 2022-09-14
0.3.0 - 2022-08-30
HTTP API
0.35.0 - TBD
0.34.1 - 2025-06-17
0.34.0 - 2025-06-09
0.33.0 - 2024-12-10
0.32.0 - 2024-11-26
0.31.0 - 2024-11-12
0.30.0 - 2024-09-24
0.29.0 - 2024-09-03
0.28.0 - 2024-06-25
0.27.0 - 2024-06-04
0.26.0 - 2024-05-14
0.25.0 - 2024-03-26
0.24.0 - 2024-03-06
0.23.0 - 2024-02-15
0.22.0 - 2024-02-06
0.21.0 - 2024-01-30
0.20.0 - 2024-01-18
0.19.0 - 2023-10-17
0.18.0 - 2023-10-11
0.17.0 - 2023-10-04
0.16.0 - 2023-09-26
0.15.0 - 2023-09-19
0.14.0 - 2023-08-29
0.13.0 - 2023-08-23
0.12.0 - 2023-08-10
0.11.0 - 2023-07-25
0.10.0 - 2023-07-06
0.9.0 - 2023-06-01
0.8.0 - 2023-05-01
0.7.0 - 2023-04-07
0.6.0 - 2023-03-10
0.5.0 - 2023-03-03
0.4.0 - 2022-12-02
0.3.0 - 2022-08-30
0.2.0 - 2021-12-10
0.1.0 - 2021-08-30
Raw API
0.6.4 - TBD
0.6.3 - 2025-09-07
0.6.2 - 2025-08-02
0.6.1 - 2025-06-29
0.6.0 - 2025-05-24
0.5.6 - 2025-04-06
0.5.5 - 2024-12-01
0.5.4 - 2024-10-02
0.5.3 - 2024-10-02
0.5.1 - 2024-07-24
2024-07-20
2024-06-25
0.5.0 - 2024-05-25
0.4.6 - 2024-04-13
0.4.5 - 2024-03-25
0.4.4 - 2024-03-23
0.4.3 - 2024-02-13
0.4.2 - 2024-01-06
0.4.0 - 2023-11-08
0.3.0 - 2023-10-20
0.2.0 - 2023-07-23
0.1.0 - 2023-05-01
Rust
0.34.0 - 2025-09-23
0.33.1 - 2025-08-26
0.33.0 - 2025-08-19
0.32.0 - 2025-08-12
0.31.0 - 2025-07-30
0.30.0 - 2025-07-22
0.29.0 - 2025-07-15
0.28.0 - 2025-07-01
0.27.1 - 2025-06-25
0.27.0 - 2025-06-10
0.26.2 - 2025-06-03
0.26.1 - 2025-05-30
0.26.0 - 2025-05-28
0.25.0 - 2025-05-13
0.24.0 - 2025-04-22
0.23.0 - 2025-04-15
0.22.0 - 2025-04-01
0.21.0 - 2025-03-18
0.20.0 - 2025-02-12
0.19.0 - 2025-01-21
0.18.0 - 2025-01-08
0.17.0 - 2024-12-17
0.16.0 - 2024-11-12
0.15.0 - 2024-10-22
0.14.1 - 2024-10-08
0.14.0 - 2024-10-01
0.13.0 - 2024-09-25
0.12.1 - 2024-08-27
0.12.0 - 2024-07-30
0.11.4 - 2024-07-16
0.11.3 - 2024-07-09
0.11.2 - 2024-06-25
0.11.1 - 2024-06-11
0.11.0 - 2024-06-04
0.10.0 - 2024-05-22
0.9.1 - 2024-05-15
0.9.0 - 2024-05-14
0.8.0 - 2024-04-01
0.7.1 - 2024-03-05
0.7.0 - 2024-03-01
0.6.0 - 2024-01-16
0.5.0 - 2023-11-23
0.4.2 - 2023-10-23
0.4.1 - 2023-10-06
0.4.0 - 2023-09-21
0.3.0 - 2023-09-13
0.2.1 - 2023-08-25
0.2.0 - 2023-08-10
0.1.0 - 2023-08-02
Data
2025-09-23
2025-08-26
2025-08-05
2025-07-25
2025-07-06
2025-07-01
2025-06-27
2025-06-17
2025-06-10
2025-05-20
2025-05-07
2025-04-05
2025-04-01
2025-03-13
2025-02-26
2025-02-01
2025-01-15
2024-12-14
2024-12-03
2024-12-02
2024-10-22
2024-10-24
2024-07-05
2024-06-25
2024-06-18
2024-05-07
2024-01-18
2023-11-17
2023-10-04
2023-08-29
2023-07-23
2023-05-01
2023-04-28
2023-03-07
Collapse all
Portal
Data usage
Overview
The data usage page allows users to monitor their most recent and historical data usage. Additionally, Owners and Admins can monitor data usage for members of their team.
Recent data usage
This section shows data usage for the most recent 12 hours. The following metrics are shown:
- Cost. The total cost in dollars.
- Gigabytes. The total amount of data used in gigabytes.
- API keys. The number of API keys currently in use with open connections.
- Connections. The total number of open connections.
You can filter these metrics based on the following:
- Dataset. Filter by dataset.
- API Key. Filter by the API key.
- Mode. Filter by mode. Options are Historical Streaming, Historical Batch, and Live.
- Historical Streaming. Streaming requests made through the Historical.timeseries endpoint.
- Historical Batch. Batch download requests made through either the Historical.batch endpoint, or the online portal.
- Live. Real-time data streamed from the Live API.
Past data usage
This section shows live and historical data usage for a selected time range. You can view data usage based on the following:
- Date range. The specific date range to filter on.
- Dataset. View data usage by dataset.
- API Key. View data usage by API Key.
You can sort these results by the following:
- Cost (%). The cost as a percentage of the total.
- Cost ($). The total cost in dollars.
- Size (GB). The total size of the data in gigabytes.
See also