Home/Vector Databases/USearch

USearch

unum-cloud/USearch

Fast Open-Source Search & Clustering engine for Vectors & Arbitrary Objects

GitHub Website

GraphCanon updated Sep 20, 2026 · GitHub synced Sep 20, 2026

55views this month

4.3k stars347 forksLast push Aug 31, 2026 C++ Apache-2.0

Decision brief

USearch is a fast open-source tool designed for efficient vector and arbitrary object search and clustering across multiple programming languages, backed by the Apache-2.0 license.

Observed Jul 12, 2026 · Source: enrich:decision_facts

USearch alternatives Trust report

Verify the decision

Maintenance and security

Full trust report

Maintenance: Active (19d since push); As of Sep 20, 2026
Provenance: Not a fork · Organization account; As of Sep 20, 2026
Security (OSV): No lockfile; As of Jul 11, 2026

Public GitHub metadata and optional OSV scans. Signals, not a guarantee. Trust methodology.

Install

git clone https://github.com/unum-cloud/USearch

Similar tools

Same-category neighbours. No typed graph edges are catalogued for this tool yet.

meilisearch

A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.

59k★

typesense

Fast, typo tolerant, in-memory fuzzy Search Engine

27k★

deep-searcher

Open Source Deep Research Alternative to Reason and Search on Private Data.

8.1k★

Evidence and technical details

Sourced facts, taxonomy, compatibility claims, README excerpt, and machine-readable endpoints.

Overview

Provides fast searching and clustering capabilities for vectors across various programming languages.

Capability facts

Deploy: Self-host
Source: dockerfile:Dockerfile · Sep 20, 2026
Docker: Dockerfile present
Source: dockerfile:Dockerfile · Sep 20, 2026
MCP server: No MCP server detected
Source: repo_scan · Sep 20, 2026
Languages: c++, javascript, typescript, python
Source: github.language+package.json+pyproject.toml · Sep 20, 2026

Compatibility

Sourced claims from the README excerpt - not unsourced marketing copy.

Python runtimePython

Source: README excerpt (regex_v1, Sep 20, 2026)

# pip install usearch

Source link

README

pip install usearch import numpy as np from usearch.index import Index index = Index(ndim=3) Default settings for 3D vectors vector = np.array([0.2, 0.6, 0.4]) Can be a matrix for batch operations index.add(42, vector) Add one or many vectors in parallel matches = index.search(ve...

For agents

This page has a .md twin and JSON over the API.

/tools/unum-cloud-usearch.md GET /api/graphcanon/tools/unum-cloud-usearch GET /api/graphcanon/graph?tool=unum-cloud-usearch