What changed in AI tools: week 36, 2026

31 Aug – 6 Sep 2026 · 4 updates from 6 tools. Pricing and limits first.

Pricing 1

  1. PricingRunway
    Runway adds a self-serve Team plan with a shared credit pool

    Each seat adds 6,900 credits a month to one pool, for up to nine people with 1TB of shared storage.

    Source: runway.comCurrent Runway plans & limits

Model 3

  1. ModelGemini
    Lyria 3.5 music generation arrives in the Gemini app and API

    Google says its best-sounding music model brings more expressive vocals.

    Source: blog.google
  2. ModelChatGPTCodex
    OpenAI launches GPT-6 Astra, its most capable model

    OpenAI calls GPT-6 Astra its most intelligent and aligned model yet, state of the art in computer use, coding, cybersecurity and science.

    Source: openai.com
  3. ModelClaudeClaude Code
    Anthropic launches Claude Fable 5.1 and Claude Mythos 5.1

    Anthropic calls them the world's most advanced models for coding and knowledge work.

    Source: support.claude.com