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Can LLMs model real-world systems in TLA+?
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Overview
LLMs can be evaluated for their ability to model system code using TLA+, a specification language for concurrent and distributed systems. The Specula team explored using Claude to create a TLA+ specification for Etcd.
Summary from sigops.org.
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- Praise: Claude's ability to model systems in TLA+ has improved significantly, showcasing advancements in LLM capabilities for formal verification tasks.
- Praise: The progress in Claude's modeling of complex systems like Monopoly indicates a rapid enhancement in LLM performance, which could streamline specification writing in the future.
- Concern: There are concerns about the validity of LLM-generated TLA+ models, as users question whether these models can truly capture human intent and design.
- Concern: The reliance on LLMs for generating both design and implementation raises doubts about the assurance of correctness, as users may not fully understand or specify their requirements.