## Summary

Brief description of what this PR does.

## Changes

- Change 1
- Change 2

## Test Plan

- [ ] All existing tests pass (`python -m pytest tests/`)
- [ ] Regression test passes (`python examples/run_regression.py`) — required for inference changes
- [ ] New tests added for new functionality

## Benchmarks

If this PR affects inference performance or accuracy, include before/after numbers:

| Metric | Before | After |
|--------|--------|-------|
| POPE accuracy | | |
| Prefill latency | | |
| Visual tokens | | |

## Related Issues

Closes #
