New tools and features in the Responses API

What changed

New tools and features in the Responses API

Why it matters

A concrete addition to Practical AI: Tools, Models & Frameworks: it changes what's available to builders today rather than being general commentary.

How it compares

Related prior coverage to compare against:

• Introducing more enterprise-grade features for API customers
• From model to agent: Equipping the Responses API with a computer environment
• Consensus accelerates research with GPT-5 and Responses API

• Introducing more enterprise-grade features for API customers similarity 0.43
• From model to agent: Equipping the Responses API with a computer environment similarity 0.37
• Consensus accelerates research with GPT-5 and Responses API similarity 0.26