Semantic Chunking Python Packages

semchunk

A fast, lightweight and easy-to-use Python library for splitting text into semantically meaningful chunks.

konan

Blazingly fast text chunkers in Rust with pythonic bindings. Rayon-parallel, real async, char-accurate offsets, semantic chunking

quintessentia

Turn speech into semantic paragraphs in real time, on a CPU (no GPU) — single-pass streaming chunker + Moonshine STT + a live mic demo. Plus a transcribe/chunk/summarize API.

chonky

Fully neural approach for text chunking

axonode-chunker

Advanced semantic text chunking with custom structural markers, whole-text coherence preservation, and flexible token management. Features async processing, LangChain integration, and dynamic drift detection. Ideal for RAG systems, augmented text processing, and domain-specific document analysis.

semantic-chunking

A Python library for semantic text chunking using Sentence Transformers.