ChatGPT - GPT-5.4 Thinking strengthened deep research with visible planning
SummaryOpenAI added GPT-5.4 Thinking to ChatGPT with more explicit planning and stronger support for deeper research-style work.
CapabilityUsers can work through complex investigations while seeing more of the structure behind the model's research path.
ImpactThis is more practical for review-heavy work where intermediate reasoning direction matters before final output.
Source OpenAI Help Center - ChatGPT release notes
Gemini - Conversations became more actionable across supported apps
SummaryGoogle's March 2026 Pixel Drop highlighted Gemini Live flows that can move from suggestions in chat to task completion in supported apps.
CapabilityUsers can go from asking Gemini for suggestions to taking the next action in connected mobile app flows with less manual switching.
ImpactThis improves mobile usefulness by reducing the gap between planning in chat and acting in apps.
Source Google Blog - March 2026 Pixel Drop