Poster Agent

Generate a new poster from a reference design and a short event brief.

Settings

Review the active Gemini image model, Docker runtime configuration, upload constraints, and connection health.

Application Settings

Non-secret runtime configuration for the Dockerized poster generation tool.

Image Model

gemini-3-pro-image-preview

Default Nano Banana-compatible poster generation model.

App Port

0.0.0.0:55556

Public endpoint expected at http://localhost:55556

Upload Limit

12 MB per file

One poster reference per generation. Use a clean PDF, JPG, PNG, or WEBP poster file.

Supported Types

PDF, JPG, JPEG, PNG, WEBP

Poster Agent accepts PDF and image poster references.

Storage Paths

Local persistence directories used by the app.

Uploads

/app/uploads

Run Data

/app/data/runs

Exports

/app/exports

Generated Posters

/app/exports/generated-posters

Connection Test

Confirm the server-side Gemini image generation integration is reachable.

Secrets remain hidden from the client UI.

Connection not tested yet.

App Summary

Poster Agent

Turn a past event poster and a short event purpose into a fresh poster draft.

Docker-safe, non-secret environment values only