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Former OpenAI CTO releases open-weights LLM, criticizes closed models

By PulseAugur Editorial · [1 sources] ·

Thinking Machines, a company founded by former OpenAI CTO Greg Brockman, has released an open-weights model named Thinking Machines. This model boasts 975 billion parameters and is positioned as an alternative to Chinese large language models. The release aims to provide a more open approach compared to models like OpenAI's Codex, whose instructions are encrypted, raising concerns among developers about debugging and auditing. AI

IMPACT This release offers an open-weight alternative to proprietary models, potentially fostering greater transparency and innovation in LLM development.

RANK_REASON Frontier-lab model release with system card. [lever_c_demoted from frontier_release: ic=1 ai=1.0]

Read on The Register — AI →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Former OpenAI CTO releases open-weights LLM, criticizes closed models

How we ranked this

Signal score
0 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Significant
Frontier-lab model release with system card. [lever_c_demoted from frontier_release: ic=1 ai=1.0]
Source corroboration
Single-source cluster
Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
Topics
model release, product
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
Story freshness
53 days old
Aged out of breaking-news scoring windows; ranking reflects the durable signal from the full source set.

Full methodology in our editorial standards.

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