v1.6.6

Name: worktrunk
Author: max-sixty

max-sixty/worktrunkv1.6.6May 13, 2026by chonk-lain

Upgrading?

What changed from v0.50.0 → v1.6.6?What's new in v0.51.0 after v1.6.6?

Release notes summary

This release highlights a significant performance improvement to the CodeChunker, resulting in substantial latency reductions and faster index times compared to previous versions.

Key Highlights

Huge performance speedup for the CodeChunker
Reduced p50, p90, p95, and p99 latency (up to 18% reduction)
44.5% faster index time
Improved search quality (NDCG@10)

New Features

Optimized CodeChunker performance

Full Release Notes

## Highlight

 🔥  CodeChunker update and huge performance speedup.
bechmarks below using [semble](https://github.com/MinishLab/semble) as a reference:

| Metric | Baseline | Semble (uring the current version) | Delta | % Change |
|--------|----------|---------|-------|----------|
| **NDCG@10** (search quality) | 0.854 | 0.856 | +0.002 | **+0.2%** |
| **p50 latency** | 7.19 ms | 6.16 ms | -1.03 ms | **-14.3%** |
| **p90 latency** | 22.15 ms | 18.57 ms | -3.57 ms | **-16.1%** |
| **p95 latency** | 25.12 ms | 20.60 ms | -4.51 ms | **-18.0%** |
| **p99 latency** | 28.69 ms | 23.70 ms | -4.99 ms | **-17.4%** |
| **Index time** | 5,138 ms | 2,853 ms | -2,285 ms | **-44.5%** |

## What's Changed
* update code chunker by @chonk-lain in https://github.com/chonkie-inc/chonkie/pull/587


## Dependencies
* chore(deps): bump urllib3 from 2.6.3 to 2.7.0 by @dependabot[bot] in https://github.com/chonkie-inc/chonkie/pull/584
* chore(deps): bump langchain-core from 1.2.31 to 1.3.3 by @dependabot[bot] in https://github.com/chonkie-inc/chonkie/pull/581
* chore(deps-dev): update turbopuffer requirement from ~=1.0 to >=1,<3 by @dependabot[bot] in https://github.com/chonkie-inc/chonkie/pull/585
* chore(deps): bump mako from 1.3.11 to 1.3.12 by @dependabot[bot] in https://github.com/chonkie-inc/chonkie/pull/579
* chore(deps): bump authlib from 1.6.11 to 1.6.12 by @dependabot[bot] in https://github.com/chonkie-inc/chonkie/pull/588

**Full Changelog**: https://github.com/chonkie-inc/chonkie/compare/v1.6.5...v1.6.6

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