Turn Claude Opus 5 capability claims into a long-running agent verification plan with checkpoints, tool evidence, budgets, and takeover.
Construct an offline GPT-5.6 Responses API workflow with explicit reasoning, narrow tools, usage capture, and a recorded cost baseline.
Choose among GPT-5.6 Sol, Terra, and Luna with task risk, quality, latency, and cost evaluations instead of treating the tiers as simple sizes.
Constrain AI agent side effects with provider-neutral action-time approval, business idempotency keys, and an append-only execution trail.
Separate SwiftUI image selection, Foundation Models attachments, dynamic profiles, and model policy into testable iOS 27 beta boundaries.