11 rows are listed for in The Deploy Log, from 5 companies. OpenAI shipped the most, 4 rows, then Vercel with 3. Models first seen in the record this week: GPT-5.5 Instant. Every item sourced to the publisher's own page.
Each bar counts the rows their publishers dated that day. Not drawn: 7 rows with no shipped date, placed by an edition or by the day added. Data as of .
Anthropic doubled Claude Code's five-hour rate limits for Pro, Max, Team, and seat-based Enterprise plans, removed the peak hours limit reduction on Claude Code for Pro and Max accounts, and raised API rate limits considerably for Claude Opus models, all effective .
GPT-5.5 Instant replaces GPT-5.3 Instant as the default model for all ChatGPT users and in the API as chat-latest. It produced 52.5% fewer hallucinated claims than GPT-5.3 Instant on high-stakes prompts covering medicine, law, and finance, and reduced inaccurate claims by 37.3% on conversations users flagged for factual errors.
GPT-Realtime-2, GPT-Realtime-Translate, and GPT-Realtime-Whisper are available in the Realtime API. GPT-Realtime-2 scores 15.2% higher on Big Bench Audio than GPT-Realtime-1.5 and 13.8% higher on Audio MultiChallenge for instruction following. Context window increases from 32K to 128K.
GPT-5.5-Cyber is rolling out in limited preview to defenders responsible for securing critical infrastructure, with more permissive behavior for authorized red teaming, penetration testing, and controlled validation, while GPT-5.5 with Trusted Access for Cyber remains the recommended starting point for most security workflows.
Vercel's Chat SDK now supports cross-platform conversation history through transcripts and identity options, letting the same user keep up to 200 messages per user for 30 days across every platform adapter.
Notion added a Custom Agent Directory in your Library where you can browse all your workspace's agents, pin favorites, and create new ones to automate your team's busywork 24/7.
Vercel open sourced deepsec, a security harness powered by coding agents that runs on your own infrastructure, uses Opus 4.7 at max effort and GPT 5.5 at xhigh reasoning, and scales up to 1,000+ concurrent sandboxes on Vercel's codebases.
Vercel's Chat SDK adds a Messenger adapter, extending support to Slack, Discord, GitHub, Teams, and Telegram, with messages, reactions, attachments, and postback buttons.
Notion introduces Plan Mode, where agents ask clarifying questions and build a detailed plan before making significant changes like rewriting pages or bulk database updates.
Ai2 releases EMO, a 1B-active, 14B-total-parameter MoE trained on 1 trillion tokens, where modular structure emerges from data, allowing selective use of just 12.5% of experts with near full-model performance.