Welcome to Build Club

Parloa builds service agents customers want to talk to

Parloa's AI Agent Management Platform uses OpenAI models to help enterprises design, deploy, and manage customer service voice agents at scale, automating high-volume interactions like password resets and policy questions.

Advancing voice intelligence with new models in the API

OpenAI introduces three new audio models (GPT-Realtime-2, GPT-Realtime-Translate, GPT-Realtime-Whisper) with real-time voice reasoning, live translation across 70+ languages, and streaming speech-to-text capabilities for developers building voice applications.

Simplex rethinks software development with Codex

Simplex, an enterprise technology partner, deployed ChatGPT Enterprise and Codex across their organization to improve software development productivity, achieving 70% faster screen development, 40% faster design, and 17% faster testing.

New: Projects That Learn From Every Task

Manus Projects can now learn from conversations and automatically propose updates to instructions, files, and skills with user approval, enabling workflows to evolve based on completed work.

Higher usage limits for Claude and a compute deal with SpaceX

Anthropic announces increased usage limits for Claude Code and API following a major compute partnership with SpaceX providing 220,000+ NVIDIA GPUs, alongside other significant infrastructure deals with Amazon, Google, and Microsoft.

Singular Bank helps bankers move fast with ChatGPT and Codex

Singular Bank deployed Singularity, a ChatGPT and Codex-powered internal assistant that analyzes client portfolios in real time, enabling bankers to save 60-90 minutes daily on preparation.

GPT-5.5 Instant: smarter, clearer, and more personalized

OpenAI releases GPT-5.5 Instant, an updated default ChatGPT model with improved accuracy, reduced hallucinations by 52.5% on high-stakes prompts, and better performance on image analysis and STEM questions.

Agents for financial services

Anthropic releases ten ready-to-run agent templates for financial services tasks including pitchbook building and KYC screening, with integrations for Microsoft 365 and support for Claude Managed Agents.

New: Manus Now Recommends Connectors For You

Manus now recommends and helps enable required app connectors during conversations, eliminating the need to leave the chat to manually authorize integrations.

How OpenAI delivers low-latency voice AI at scale

OpenAI rearchitected its WebRTC stack to deliver low-latency voice AI at scale, implementing a split relay plus transceiver architecture to handle global routing, connection setup, and stable media round-trip times for natural-feeling voice interactions.