# Meilisearch v1.40.0 — Release & Upgrade Intelligence
- **Product:** Meilisearch (https://meilisearch.com)
- **Version:** v1.40.0
- **Released:** Mar 23, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/meilisearch/updates/v1.40.0/

## Executive Summary (TL;DR)
Meilisearch v1.40.0. Source highlight: This release introduced support for the `distinct` attribute in federated search, enabling cross-index distinct attributes with facet distribution support. Additionally, significant performance improvements were delivered, including faster federated search (approximately 100ms faster), optimized JSO

## New Features
- **Add `POST /tasks/compact` for task queue compaction**
- Add `X-Accel-Buffering: no` for `/logs/stream` route
- Add link to documentation on `--experimental-allowed-ip-networks` parameter
- Add a no-agent AGENTS.md file to prevent excessive AI-generated PRs

## Improvements
- **Support `distinct` in federated search**
- **Improve performance of federated search**
- **Optimize the generation of JSON documents**
- **Use the latest version of mimalloc to improve memory usage**

## Bug Fixes
- Check char boundaries when hiding secrets
- Network fixes
- Override "default" source base url with the config one to support AWS bedrock OpenAI API
- Fix panic on virtiofs filesystem