Name

Input type

Requirement

Default

Options and constraints

symbol

Text

Required

Not set

None

timeframe Amount

Number

Required

Minimum: 1; Whole numbers only; Maximum depends on timeframe Unit

timeframe Unit

Selection list

Required

Options: m, h, d, w, mo

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IntermediateLast verified Aug 23, 2026

Data Source

Provides OHLCV market bars to nodes that consume historical or latest-bar data.

On this page

When to use
Example
Common problems
Next steps

Provides OHLCV market bars to nodes that consume historical or latest-bar data.

When to use

Use it when an Indicator or another data consumer needs bars for a symbol and timeframe.

Example

Provide daily SPY bars to an Indicator that calculates RSI.

Common problems

Data Source supplies data but does not start control flow. Align symbol and timeframe with the activation when the comparison depends on the same market series.

Next steps

Review the generated Parameters, Outcomes, and Data Ports on this page, then open the related guides for the complete workflow.

Node facts

These facts come from the current Flow Editor node catalog.

Node type: Data Source
Activation role: Data subscription
Category: Data
Availability: Tactical only
Modes: Tactical
Required plan: None
Behavior: Provides a value
Control inputs: 0
Output data types: bar Array, bar, Text

Parameters

Name	Input type	Requirement	Default	Options and constraints
symbol	Text	Required	Not set	None
timeframe Amount	Number	Required	1	Minimum: 1; Whole numbers only; Maximum depends on timeframe Unit
timeframe Unit	Selection list	Required	d	Options: m, h, d, w, mo

Primary parameters

symbol
timeframe Amount
timeframe Unit

Outcomes

None

Data inputs

None

Data outputs

Barsbar Array
Last Barbar
SymbolText

When to use

Example

Common problems

Next steps

Node facts

Parameters

Primary parameters

Outcomes

Data inputs

Data outputs

Related documentation

When to use

Example

Common problems

Next steps

Node facts

Parameters

Primary parameters

Outcomes

Data inputs

Data outputs

Related documentation