# Quickchat updates Every Quickchat update in one feed — release notes, features and changes, straight from the source. 13 updates - ## [How to Build a WhatsApp AI Chatbot for Your Business]() Quickchat's guide builds a WhatsApp support agent with knowledge answers, order lookup and human handoff, using a fictional bike shop. 2026-10-31 - ## [Custom GPTs Are Retiring: How to Migrate Before Dec 11]() Quickchat's guide covers moving a custom GPT to a ChatGPT plugin or a Quickchat AI Agent, including setup and testing from inside ChatGPT. 2026-10-30 - ## [Claude Connectors: Build Your Own Without Code]() A Quickchat tutorial shows how to connect a help-center Agent to Claude as a private custom connector, with prompts and tests, on the Free plan. 2026-10-30 - ## [Chatbot Human Handoff: Build and Test the Whole Workflow]() Quickchat's tutorial builds a Human Handoff setup with rules, hours and a reply test, and flags two checks that failed: handback and outside-hours. 2026-10-26 - ## [MCP Authentication and Authorization: Test Your AI Agent]() A hands-on guide to checking that a private Quickchat Agent accepts the right MCP caller and rejects anonymous and unauthorized ones. 2026-10-26 - ## [What Claude Code's multi-agent code review costs and finds]() Sonnet 5.5's max code review matched 23 of 27 serious issues in 56 minutes, while a single agent matched 21 in 40 seconds. 2026-10-21 - ## [WhatsApp Appointment Booking with Calendly and AI]() Quickchat's guide connects a WhatsApp agent to Calendly MCP, with a worked bicycle-repair example and a paid Calendly plan required for booking. 2026-10-21 - ## [Build a Discord FAQ and Feedback Bot with Google Sheets]() Quickchat's tutorial sets up a Discord bot that answers from docs and logs requests and gaps to Sheets, on Free or the $9 Starter plan. 2026-10-20 - ## [We Made Contact. ChatGPT Messaged Our Website.]() Quickchat showed a ChatGPT request reaching its Inbox from a docs page, and says it is building a way for other sites to receive such messages. 2026-10-19 - ## [How to Test an AI Support Agent Before Launch: Test Set, Rubric, Scores]() Quickchat's guide covers building a 30 to 50 message test set and a scoring rubric, then running both in batch on its Simulation Testing page. 2026-10-17 - ## [How Researchers Made Contact with a Chinese AI Agent Fleet]() Researchers hid a note in their own report, and AI agents on Tencent Cloud that read it began sending requests to a service the researchers ran. 2026-10-15 - ## [Claude Code Found My Pirc and King's Indian Mistakes]() Quickchat's co-founder ran a four-hour unattended Claude Code session with Stockfish 19 and got an eleven-page brochure of nine positions. 2026-10-04 - ## [The OpenAI RubyGems Incident: What Actually Happened]() Quickchat's write-up says the May RubyGems attack came from OpenAI test agents hunting for fast storage for .gov data, not from a human attacker. 2026-09-21 [Open Quickchat updates on Creators Toolbox]() --- Canonical source: https://creatorstoolbox.com/updates/quickchat