Karpathy Joined Anthropic to Train Claude Using Claude
Andrej Karpathy has joined Anthropic to lead a new internal team focused on using the AI model Claude to enhance pretraining research. His role emphasizes the use of AI to accelerate the scientific processes surrounding model training rather than the training itself. This move reflects a growing trend in the AI industry towards AI-assisted research, particularly in foundational pretraining phases.
- ▪Karpathy is tasked with building a team to use Claude for pretraining research.
- ▪The goal is to automate the scientific decisions that influence model training.
- ▪Karpathy's move to Anthropic follows his previous roles at OpenAI and Eureka Labs.
DEV.to (Top) files mainly under programming. We currently carry 4,924 of its stories.
Story provenance
Source · retrieval · rights · ranking — open for full record
inspect →
Story provenance
Attribution is not the same as permission. This drawer separates discovery metadata, excerpts, WeSearch-generated summaries, reuse status, and whether the publisher receives the visit. Nothing here claims a legal grant the publisher has not made.
Record
| Original publisher | DEV.to (Top) |
| Canonical URL | https://dev.to/peremptory/karpathy-joined-anthropic-to-train-claude-using-claude-19i9 |
| Publication time | Wed, 27 May 2026 09:15:37 +0000 |
| Retrieval time | 2026-05-27T09:37:57.389Z |
| Last seen | 2026-05-27T09:37:57.389Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | gfwoUBAk2G75 |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 1759051) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } Peremptory Posted on May 27 • Originally published at peremptory.ai Karpathy Joined Anthropic to Train Claude Using Claude #anthropic #pretraining #talent #research The headline last week was Andrej Karpathy joining Anthropic. The detail that matters more is what he's actually doing there. Karpathy is not joining a product team. He's not doing evals or safety research or fine-tuning.
…
Excerpt limited to ~120 words for fair-use compliance. The full article is at DEV.to (Top).
Discussion
0 commentsMore from DEV.to (Top)
