heph is an open-source, local-first CLI tool that provides a document workspace for grounded answers, citation management, and recall practice with any LLM. It is designed for developers and researchers who want to manage and query documents locally while leveraging large language models for information retrieval and learning.
heph is a CLI tools & terminal product. Enabling users to manage documents and practice recall with grounded answers and citations using LLMs locally. It is built as an open-source project for developers. heph is open source under the MIT license. heph is available on the command line.
heph first shipped in 2026. Development happens publicly on GitHub with 785 commits in the last 90 days. Key capabilities include grounded answers, citation support, and recall practice.
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