What changed in AI tools, week of 21 Sep 2026

21 Sep 2026 to 27 Sep 2026. Every line is a dated change on a HokAI record: a release, a pricing move, a new feature or a deprecation, with the vendor source where there is one. Not sure what any of it means for you? Ask Smart Match what fits your job and budget.

Tools

New on HokAI

Agents

  • Antigravity CLI 25 Sep 2026 · New feature · v1.2.11: selectable reasoning effort, plugin and rendering fixes source
  • OpenAI Codex 25 Sep 2026 · Model upgrade · Codex CLI 0.157.0 adds GPT-6 Sol and Luna source
  • OpenHands 23 Sep 2026 · Release · Enterprise 0.71.1: Budget Management Overhaul, PostgreSQL Now Required source
  • OpenAI Codex 23 Sep 2026 · New feature · Codex CLI 0.156.0 ships a fullscreen TUI and always-on voice source

New on HokAI

Services

  • Google Vertex AI 24 Sep 2026 · New feature · Gemini 3.8 Live generally available source
  • AITECH Cloud Network 24 Sep 2026 · Fix · Weekly update: stability and runtime improvements to Agent Forge source
  • CoreWeave 22 Sep 2026 · New feature · Capacity Finder API enters beta source
  • Claude in Amazon Bedrock 22 Sep 2026 · Release · Claude Opus 5.5 arrives on Amazon Bedrock source
  • Netlify 22 Sep 2026 · Security · Security advisory: critical Next.js ImageResponse vulnerability source
  • Netlify 22 Sep 2026 · Integration · GPT-6 Sol and GPT-6 Luna available in AI Gateway and Agent Runners source
  • Netlify 22 Sep 2026 · Integration · Claude Opus 5.5 available in AI Gateway and Agent Runners source

Models

  • MiniMax-M3.1-Flash-Preview 27 Sep 2026 · Release · MiniMax launches M3.1-Flash-Preview inside MiniMax Code source
  • Aion 3.5 23 Sep 2026 · Release · Aion 3.5 and Aion 3.5 Mini released source
  • GPT-6 Luna 22 Sep 2026 · Benchmark · Artificial Analysis benchmarks Luna against GPT-5.6 Luna source
  • GPT-6 Luna 22 Sep 2026 · Release · GPT-6 Luna launches alongside GPT-6 Sol source
  • GPT-6 Sol 22 Sep 2026 · Pricing change · GPT-6 Sol prices at half GPT-5.6 Sol's rate source
  • GPT-6 Sol 22 Sep 2026 · Release · GPT-6 Sol launches alongside GPT-6 Luna source
  • Claude Opus 5.5 22 Sep 2026 · Breaking change · Four breaking API changes from Claude Opus 5 source
  • Claude Opus 5.5 22 Sep 2026 · Release · Claude Opus 5.5 launches with lower pricing and coding gains over Opus 5 source
  • MiMo-V2.6-Flash-RL 22 Sep 2026 · Benchmark · Technical report puts the Flash-RL training run at $850K source
  • MiMo-V2.6-Pro-RL 22 Sep 2026 · Benchmark · Technical report details the $2.62M reinforcement-learning run source
  • MiMo-V2.6-Pro 22 Sep 2026 · Release · MiMo-V2.6-Pro, Flash and Pro-UltraSpeed officially released source
  • MiMo-V2.6-Distill-Qwen-9B 21 Sep 2026 · Release · MiMo-V2.6-Distill-Qwen-9B released as an open agentic-RL research base source
  • MiMo-V2.6-Flash-RL 21 Sep 2026 · Release · MiMo-V2.6-Flash-RL launches as Xiaomi's cost-efficient open-weight model source
  • MiMo-V2.6-Pro-RL 21 Sep 2026 · Release · MiMo-V2.6-Pro-RL launches as Xiaomi's flagship open-weight model source
  • MiMo-V2.6-Flash 21 Sep 2026 · Release · MiMo-V2.6-Flash launches with 1M-token context and MIT license source
  • Grok 4.7 21 Sep 2026 · Safety · Grok 4.7 model card published source
  • Grok 4.7 21 Sep 2026 · Release · xAI ships Grok 4.7 source

New on HokAI

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