# Track Specification: Per-Ticket Model Override

## Overview
Allow manual model selection per ticket.

## Current State Audit
### Already Implemented
- Model selection per tier
- Ticket model field

### Gaps to Fill
- No per-ticket override UI
- No model picker

## Goals
- Model dropdown per ticket
- Override default tier model
- Clear override indication

## Functional Requirements
- Model picker UI
- Override flag
- Model validation

## Non-Functional Requirements
- Valid model list
- Clear indication of override