---
title: "Blueprint Aggregator"
description: "Collects per-iteration outputs from a chain of upstream nodes and emits them as a single combined JSON blueprint that the script generator consumes."
updated: 2026-04-17
---

# Blueprint Aggregator

**Node type:** `aggregator:blueprint`  
**Category:** `Scene Pipeline`

## Description

Collects per-iteration outputs from a chain of upstream nodes and emits them as a single combined JSON blueprint that the script generator consumes.

## Canvas ports

These appear as port handles on the left side of the node.

| ID                | Label               | Details |
| ----------------- | ------------------- | ------- |
| `classifications` | **Classifications** | `ARRAY` |
| `metadata`        | **Metadata**        | `TEXT`  |

## Sidebar config

These render as form fields in the right-side config panel when the node is selected.

_No sidebar config fields._

## Outputs

| ID     | Label              | Type   |
| ------ | ------------------ | ------ |
| `text` | **Blueprint JSON** | `TEXT` |

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_Auto-generated from the Wireflow node registry._

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Documentation index: fetch https://www.wireflow.ai/llms.txt for the full list of Wireflow docs.