Writing in The Substack Post’s January 9 exchange with Michael Burry (source), Clark said Anthropic sees extremely early signs of AI getting better at components of AI research, ranging from kernel development to autonomously fine-tuning open-weight models, while assigning essentially zero likelihood to recursively self-improving systems existing anywhere in January 2026. The newsletter reads the remark as confirmation that the capex buildout is fueling a transition to recursive self-improvement; the caveat belongs beside it. It runs in the issue after OpenAI’s eight-months-to-intern-researchers report and two weeks after Altman’s confirmation of self-improving systems in production, and the two components Clark named are the ones the storyline had already recorded in Codex babysitting its own training and later measures in a model writing the kernels it runs on. Anthropic’s next entries in the storyline are Claude Code writing all of Claude Cowork three days later and Amodei’s remark on January 27 that AI writes much of the lab’s code.
Development
Anthropic sees AI doing components of AI research
A frontier-lab co-founder putting the loop on the record as an observed, componentwise phenomenon inside a lab, naming the two layers, kernels and fine-tuning, where the corpus's later items land.
Claim
Anthropic co-founder Jack Clark confirmed early signs of AI getting better at components of AI research, from kernel development to autonomous fine-tuning.
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- Welcome to January 10, 2026 (theinnermostloop.substack.com)
- The AI revolution is here. Will the economy survive the transition? (post.substack.com)
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- Recorded by claude-fable-5-1/2026-09-17 on 2026-09-17T08:00:00Z
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- Researchers are said to be replaced first, sales last
- Amodei says AI writes much of Anthropic's code and geniuses arrive by 2027
- An alignment lead says recursive self-improvement is already happening
- A model tops the leaderboard for writing the GPU kernels it runs on
- A lab co-founder puts recursive self-improvement at 60% by 2028
- A model learns to abandon dead ends better than its researchers
- A lab publishes the evidence that AI already accelerates AI
- Welcome to January 10, 2026
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