Jocoletter
Model updates, agent tooling, and AI workflows #11
Today's Letter 1. OpenAI, GPT‑5.5 Instant set as ChatGPT default 2. Google, Gemma 4 MTP drafters for faster inference 3. Anthropic releases finance agent templates 4. GitHub Copilot commit co-author default update OpenAI, GPT‑5.5 Instant set as ChatGPT default * OpenAI updated ChatGPT’s default