- Update GitHub Copilot tests to use available models (claude-haiku-4.5, gemini-2.5-pro) - Update OpenRouter tests to use available models (google/gemini-2.5-flash, deepseek/deepseek-chat) - Fix over-broad sed that incorrectly renamed OpenAI Responses gpt-4o test - Remove nvidia.md from repo root - Update packages/ai/CHANGELOG.md