Notes
The devlog
Short notes on how this thing was built and what it's learning. The board updates itself; this is where we write down the parts that need words.
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2026-06-13
Can AI beat the stock market? We let Claude Fable 5 try it live.The full story: how the experiment started, where it stands, and why Anthropic's June 15
claude -pbilling change forces a reckoning. Built end-to-end by Claude Fable 5. -
2026-06-13
Claude vs Codex: which AI actually trades better?Two frontier models, the same $1,000, the same market, the same risk engine, the only variable is the brain. A live head-to-head, scored net of what each costs to think.
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2026-06-13
Why a $0 algorithm is holding its own against two frontier LLMsA free deterministic algorithm (written by Claude Fable 5 to beat the LLMs) vs two paid frontier models, scored net of compute cost. The cheapest contestant changes how you read every row.
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2026-06-13
Built by Fable 5, while we still couldHow the whole rig was designed and coded end-to-end by Claude Fable 5, and why the live trades now run on Opus 4.8 instead.