Comparison
pymilvus vs cuvs
Verdict
Pick pymilvus if pyMilvus is a Python SDK for interacting with the Milvus vector database, providing comprehensive support through its API and various installations to cater both basic and advanced user needs; pick cuvs if cuVS is a CUDA-based library for efficient GPU-accelerated vector search and clustering.
Markdown twin · pymilvus alternatives · cuvs alternatives
GraphCanon updated today
Trust & integrity
| Signal | pymilvus | cuvs |
|---|---|---|
| Maintenance | Very active (2d since push) As of today · github_public_v1 | Very active (0d since push) As of today · github_public_v1 |
| Provenance | Not a fork · Organization account As of today · github_public_v1 | Not a fork · Organization account As of today · github_public_v1 |
| Security (OSV) | No lockfile As of today · none | No lockfile As of today · none |
Tagline
- pymilvus
- Python SDK for Milvus Vector Database
- cuvs
- A library for vector search and clustering on the GPU
Stars
- pymilvus
- 1.4k
- cuvs
- 810
Forks
- pymilvus
- 434
- cuvs
- 210
Open issues
- pymilvus
- 395
- cuvs
- 645
Language
- pymilvus
- Python
- cuvs
- Cuda
Adopt for
- pymilvus
- PyMilvus is a Python SDK for interacting with the Milvus vector database, providing comprehensive support through its API and various installations to cater both basic and advanced user needs.
- cuvs
- cuVS is a CUDA-based library for efficient GPU-accelerated vector search and clustering.
Persona
- pymilvus
- -
- cuvs
- -
Runtime
- pymilvus
- -
- cuvs
- -
License
- pymilvus
- PyMilvus is distributed under the permissive Apache-2.0 license, allowing for broad usage in both open-source and commercial projects with attribution requirements.
- cuvs
- Apache-2.0
Last pushed
- pymilvus
- Jul 9, 2026
- cuvs
- Jul 11, 2026
Categories
- pymilvus
- Developer Tools, Vector Databases
- cuvs
- Vector Databases
Trust and health
Days since push
- pymilvus
- 2d
- cuvs
- 0d
Open issues (now)
- pymilvus
- 395
- cuvs
- 645
Full report
- pymilvus
- Trust report
- cuvs
- Trust report
Choose pymilvus if…
- pymilvus is primarily Python; cuvs is Cuda.
- Requirements: Min 1 GB RAM.
- Tags unique to pymilvus: faiss, faiss-vector-database, milvus, milvus-lite.
- Also covers Developer Tools.
- Use PyMilvus when you are working in a Python environment and require efficient vector search capabilities backed by Milvus' robust architecture.
When NOT to use pymilvus
- Avoid using PyMilvus if your preferred language is not Python, since it offers SDK-specific functionalities that might not be available or as comprehensive in other programming environments.
- If your project requires a different type of vector database or specific features unaddressed by Milvus (e.g., different clustering algorithms beyond what's supported), PyMilvus may not be the right工具
Choose cuvs if…
- cuvs is primarily Cuda; pymilvus is Python.
- Tags unique to cuvs: clustering, cuda, gpu, information-retrieval.
- cuvs ships Docker support for self-hosted deployment.
- - When you need high-performance vector operations leveraging the parallel processing power of GPUs, specifically with CUDA.
When NOT to use cuvs
- - For environments where GPU resources are limited or unavailable because cuVS heavily relies on CUDA's capabilities for performance gains.
- - When you prioritize portability across different hardware, as cuVS being tied to CUDA means it may not be optimal on non-NVIDIA GPUs or CPU-only systems.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (milvus-io/pymilvus) · observed Jul 11, 2026
- GitHub forks (milvus-io/pymilvus) · observed Jul 11, 2026
- Last push (milvus-io/pymilvus) · observed Jul 9, 2026
- License file (Apache-2.0) · observed Jul 11, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (NVIDIA/cuvs) · observed Jul 11, 2026
- GitHub forks (NVIDIA/cuvs) · observed Jul 11, 2026
- Last push (NVIDIA/cuvs) · observed Jul 11, 2026
- License file (Apache-2.0) · observed Jul 11, 2026
- Decision facts (enrichment) · observed Jul 12, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: pymilvus 1.4k · cuvs 810 (synced Jul 11, 2026).
Common questions
- What is the difference between pymilvus and cuvs?
- pymilvus: Python SDK for Milvus Vector Database. cuvs: A library for vector search and clustering on the GPU. See the comparison table for live GitHub stats and shared categories.
- When should I choose pymilvus over cuvs?
- Choose pymilvus over cuvs when pymilvus is primarily Python; cuvs is Cuda; Requirements: Min 1 GB RAM; Tags unique to pymilvus: faiss, faiss-vector-database, milvus, milvus-lite; Also covers Developer Tools; Use PyMilvus when you are working in a Python environment and require efficient vector search capabilities backed by Milvus' robust architecture.
- When should I choose cuvs over pymilvus?
- Choose cuvs over pymilvus when cuvs is primarily Cuda; pymilvus is Python; Tags unique to cuvs: clustering, cuda, gpu, information-retrieval; cuvs ships Docker support for self-hosted deployment; - When you need high-performance vector operations leveraging the parallel processing power of GPUs, specifically with CUDA.
- When should I avoid pymilvus?
- Avoid using PyMilvus if your preferred language is not Python, since it offers SDK-specific functionalities that might not be available or as comprehensive in other programming environments. If your project requires a different type of vector database or specific features unaddressed by Milvus (e.g., different clustering algorithms beyond what's supported), PyMilvus may not be the right工具
- When should I avoid cuvs?
- - For environments where GPU resources are limited or unavailable because cuVS heavily relies on CUDA's capabilities for performance gains. - When you prioritize portability across different hardware, as cuVS being tied to CUDA means it may not be optimal on non-NVIDIA GPUs or CPU-only systems.
- Is pymilvus or cuvs more popular on GitHub?
- pymilvus has more GitHub stars (1,401 vs 810). Stars measure visibility, not whether either tool fits your constraints.
- Are pymilvus and cuvs open source?
- Yes - both are open-source projects on GitHub (pymilvus: Apache-2.0, cuvs: Apache-2.0).
- Where can I find alternatives to pymilvus or cuvs?
- GraphCanon lists graph-backed alternatives at pymilvus alternatives and cuvs alternatives (pymilvus markdown twin, cuvs markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, pymilvus or cuvs?
- pymilvus: Very active. cuvs: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for pymilvus and cuvs?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: pymilvus trust report; cuvs trust report.