---
title: "create_audience_from_segment. Metadata MCP tool reference"
url: https://metadata.io/developers/tools/create_audience_from_segment
description: "Create a new custom audience based on a segment from the insights/attribution tool. Writes tool on the Metadata MCP server, with its full JSON Schema."
source: metadata.io
---

# create_audience_from_segment

Create a new custom audience based on a segment from the insights/attribution tool.

Writes [audiences](https://metadata.io/developers/tools/#cat-audiences)

## What it does

## Arguments

| Argument | Type |   | Notes |
|---|---|---|---|
| `segment_id` | integer | required | The ID of the segment from list_segments tool. Use list_segments to find available segment IDs. |
| `name` | string | required | Name for the new audience. Must be unique and descriptive. Example: 'High Intent Accounts - 30 Days' |
| `lookback_window` | integer | required | Number of days to look back in the segment results. Range: 1 to 365 days. Example: 30 for last 30 days, 90 for last quarter, 365 for last year. |

## Request

**Request template, not a complete runnable example.** Replace placeholders, empty objects, arrays, and zero values with valid account-specific inputs. Read required fields and nested constraints in the full schema. Confirm the account, connected channels, and referenced assets before calling a write tool.

## Response

## Related

Other audiences tools:

- [archive_audience](https://metadata.io/developers/tools/archive_audience) Destructive
- [create_bombora_audience](https://metadata.io/developers/tools/create_bombora_audience) Writes
- [create_csv_upload_linkedin_native_audience](https://metadata.io/developers/tools/create_csv_upload_linkedin_native_audience) Writes
- [create_facebook_native_criteria_audience](https://metadata.io/developers/tools/create_facebook_native_criteria_audience) Writes
- [create_firmographic_audience](https://metadata.io/developers/tools/create_firmographic_audience) Writes
- [create_g2_intent_dynamic_audience](https://metadata.io/developers/tools/create_g2_intent_dynamic_audience) Writes
- [create_g2_intent_linkedin_native_dynamic_audience](https://metadata.io/developers/tools/create_g2_intent_linkedin_native_dynamic_audience) Writes
- [create_g2_intent_static_audience](https://metadata.io/developers/tools/create_g2_intent_static_audience) Writes

[Browse the tool catalog](https://metadata.io/developers/tools/) · [machine-readable index](https://metadata.io/developers/tools.json)