The builder’s guide to GPT‑5.6

Guide for startups on using GPT-5.6 to build AI agents with improved model selection and new Responses API capabilities for faster, cost-efficient development.

Previewing Ultrafast mode: GPT-5.6 Sol at up to 14X the speed

OpenAI introduces Ultrafast mode, a new API tier running GPT-5.6 Sol up to 14× faster with output speeds of 750 tokens per second, powered by Cerebras.

A Note to Our Users

Manus is transitioning back to independent operations and will delete data from certain users generated after December 29, 2025, with backup and restoration tools provided during specified windows.

Premium seats are coming to ChatGPT Business

OpenAI is introducing premium seats for ChatGPT Business, offering $100 in workspace credits and higher usage limits for teams requiring more demanding computational work.

How Zapier transformed core marketing processes with ChatGPT Work

Zapier's marketing team uses ChatGPT Work to reduce lead funnel drop-offs, create campaign assets, and automate reporting processes.

Improving Fable 5's biology safeguards

Anthropic reduces false positives in Claude Fable 5's biology safeguards by 85%, enabling broader support for health, educational, and clinical tasks while maintaining dual-use restrictions.

Improving GPT‑5.6 Sol in ChatGPT—and expanding access to GPT-5.6 Luna for free users

OpenAI introduces improved GPT-5.6 Sol with enhanced accuracy and consistency, while expanding GPT-5.6 Luna access to free ChatGPT users for unlimited everyday conversations.

New ways to learn and teach with ChatGPT Work and Codex

OpenAI announces new education plugins for ChatGPT Work and Codex designed to support K–12 teachers, college educators, and students in learning, teaching, research, and building.

How we built a realtime system for responsive voice AI in six months

OpenAI introduced GPT-Live, a system enabling continuous voice interaction with AI using turnless speech models and low-latency architecture for more natural conversations.

Introducing ElevenLabs on Manus: Give Your Ideas a Voice From One Chat

Manus introduces an ElevenLabs integration that allows users to generate speech, transcribe audio, and clone voices directly within a chat interface without coding or API management.