New tools and features in the Responses API
OpenAI just shipped Remote MCP, image gen, and Code Interpreter into Responses API. Agents got faster.

Why it matters
OpenAI is expanding the Responses API with production-ready agent capabilities (Remote MCP, image generation, Code Interpreter). This lowers the barrier for developers to build and deploy multi-tool agents at scale, directly competing with agent frameworks and pushing the shift from chatbots to autonomous workflows.
The key facts
6 to knowRemote MCP added to Responses API
Image generation capability shipped
Code Interpreter integrated
Optimized for GPT-4o and o-series models
Focus on agent reliability and efficiency
Published May 21, 2025
Go to the source
OpenAI Blogopenai.com
Publisher excerpt: New features in the Responses API: Remote MCP, image gen, Code Interpreter, and more. Powering faster, smarter agents with GPT-4o & o-series models, plus new features for reliability and efficiency.

