AINewsnow

Anthropic says Fable 5.1 "will cost an estimated 25% less than Fable 5 for typical workloads" and up to ~45% less for "highly agentic work" (Zac Hall/9to5Mac)

This story is from 2026-09-01. It is preserved in the archive; the latest stories are on the live feed.

Zac Hall / 9to5Mac : Anthropic says Fable 5.1 will cost an estimated 25% less than Fable 5 for typical workloads and up to ~45% less for highly agentic work In June, Anthropic first released Fable 5, its Mythos-class AI model for Claude. Three months later, Anthropic is enhancing Claude

Read the full story at Techmeme ↗

Timeline · 1 report

  1. 2026-09-01 23:52 · Techmeme
    Anthropic says Fable 5.1 "will cost an estimated 25% less than Fable 5 for typical workloads" and up to ~45% less for "highly agentic work" (Zac Hall/9to5Mac)

More stories

  1. AI's role in building AI surging? Anthropic says Claude now leads 26% of its R&D — Mint AI
  2. Claude, Anthropic’s AI model, is helping to develop the next version of itself — Fast Company AI
  3. AI skills — r/AI_Agents
  4. we made a 27b model for creative writing. performs as good as claude fable 5, at a 40x cheaper price, open weights. — r/GeminiAI
  5. Anthropic selects Accenture as first embedded evaluator to help implement Amodei's slowdown proposal — CNBC Technology
  6. Bolt Adds DeepSeek V4.1 Flash at 10x Cheaper Than V4 Pro — AlphaSignal
  7. OpenAI ‘ethically hacked’ with help of Anthropic’s Claude chatbot — The Guardian AI
  8. How To Use Ai and create those videos — r/aivideo

Get the daily brief of stories like this at 6:30 every morning →