Twelve Data

This article will guide you through the process of creating your first API request

How to create a request

Using reference data you can find all information about symbols, countries, and exchanges

How to find all available symbols at Twelve Data

Aggregating real-time currency prices from global banks, liquidity providers, and crypto exchanges into a single, accurate, and resilient composite feed.

How the Composite Currency Feed works

Learn how to use the start_date, end_date, and outputsize parameters effectively.

Getting historical data

Use Twelve Data to fetch historical OHLCV data across instruments and time intervals

How to get historical prices

How to stream the data

Understanding the Digital Operational Resilience Act (DORA) in relation to Twelve Data

Twelve Data and DORA

Discover which methods and endpoints are not available at the moment

Unsupported data types

Solutions to frequently asked questions and troubleshooting tips

WebSocket FAQ

Requesting, licensing, and activating Data add-ons

Data add-ons

This article explains how to submit a request for ISIN access through your Twelve Data account

How to request access to ISINs

Understanding how varying timeframes, data sources, and calculation methods lead to discrepancies in equity closing prices.

Why Close and OHLC prices can differ

Prices are adjusted for splits, excluding intraday movements, with client-side tools available for additional refinements.

Are the prices adjusted?

Learn about creating financial calendars and the data available in our supported calendars.

Can I create a financial calendar like the examples on Investing.com or TradingEconomics?

Team

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Liam

Clarifications about API limits, endpoints and data accuracy

API and data

Market Data

Spreadsheets

About

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Create your workspace and invite the people you work with.

Set up your account

Build your first workflow and watch it run end to end.

Ship something

Connect the tools your team already uses to bring data in.

Connect your stack

A quick lap of the product so you know where everything lives.

{appName} in 60 seconds

This prototype demo is aware that you are reading “{title}”. It can point you back to the current article, but a production article-aware Fin contract is still follow-up work.

Prototype article-aware answer

Because you already asked about invitations, this prototype demo can add the follow-up: use the role selector before sending each invite to limit access to the teammate responsibilities.

Prototype role-limiting follow-up

This prototype demo suggests starting with your workspace profile, inviting the team members who need access, and then connecting the integrations you use.

Prototype getting-started answer

In this prototype demo, integrations are configured from workspace settings. Choose the integration, connect the account, and review the enabled permissions.

Prototype integrations answer

In this prototype demo, invite teammates from workspace settings, then choose the access each teammate needs before sending the invitation.

Prototype invite-team answer

This prototype demo does not have a scripted answer for that question yet. Try asking how to invite your team or open a source article. No production Fin API was called.

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