Evaluate Gemini 3.7 Flash for coding, tools, multimodal input, and thinking levels with a reproducible adoption gate.
Use Qwen3 and Qwen-Agent with mock tools to design MCP registration, bounded thinking, idempotent execution, and recoverable failures.
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.