Comparison
litellm vs PiSSA
Verdict
Pick litellm when litellm is primarily Python; PiSSA is Jupyter Notebook; pick PiSSA when piSSA is primarily Jupyter Notebook; litellm is Python.
Markdown twin · litellm alternatives · PiSSA alternatives
GraphCanon updated today
Trust & integrity
| Signal | litellm | PiSSA |
|---|---|---|
| Maintenance | Very active (0d since push) As of today · github_public_v1 | Dormant (376d 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) | 2 low (2 low) As of today · osv@v1 | No lockfile As of today · none |
Tagline
- litellm
- Python SDK and Proxy Server for calling multiple LLM APIs
- PiSSA
- PiSSA: Principal Singular Values and Singular Vectors Adaptation of Large Language Models(NeurIPS 2024 Spotlight)
Stars
- litellm
- 53k
- PiSSA
- 429
Forks
- litellm
- 9.7k
- PiSSA
- 22
Open issues
- litellm
- 3.9k
- PiSSA
- 16
Language
- litellm
- Python
- PiSSA
- Jupyter Notebook
Adopt for
- litellm
- litellm is a Python SDK and Proxy Server that facilitates the interaction with over 100 LLM APIs, offering features such as cost tracking, guardrails, load balancing, and logging.
- PiSSA
- -
Persona
- litellm
- -
- PiSSA
- -
Runtime
- litellm
- -
- PiSSA
- -
License
- litellm
- The licensing terms for LiteLLM are provided under a license type categorized as 'Other'; details of the exact license should be referenced directly from its source.
- PiSSA
- -
Last pushed
- litellm
- Jul 11, 2026
- PiSSA
- Jun 30, 2025
Categories
- litellm
- LLM Frameworks, Inference & Serving
- PiSSA
- Vector Databases, LLM Frameworks, Inference & Serving
Trust and health
Maintenance
- litellm
- Very active (96%)
- PiSSA
- Dormant (18%)
Days since push
- litellm
- 0d
- PiSSA
- 376d
Open issues (now)
- litellm
- 3.9k
- PiSSA
- 16
Security scan
- litellm
- 2 low (2 low)
- PiSSA
- No lockfile
Full report
- litellm
- Trust report
- PiSSA
- Trust report
Choose litellm if…
- litellm is primarily Python; PiSSA is Jupyter Notebook.
- Pricing: While the core functionality is provided free, specific extended features might require a paid plan..
- Requirements: Requires Docker.
- Tags unique to litellm: llm, bedrock, ai-gateway, openai.
- litellm ships Docker support for self-hosted deployment.
- When you need to integrate multiple LLM (Language Learning Modelling) APIs into your application across different providers like Bedrock, Azure, OpenAI, VertexAI, Cohere, Anthropic, Sagemaker, Hugging
When NOT to use litellm
- If your project only requires interaction with a single LLM API and basic functionalities, litellm may be overkill.
Choose PiSSA if…
- PiSSA is primarily Jupyter Notebook; litellm is Python.
- Tags unique to PiSSA: fine-tuning, jupyter notebook, quantization, peft.
- Also covers Vector Databases.
When NOT to use PiSSA
- Last GitHub push was 377 days ago (dormant maintenance, Jun 30, 2025). Validate activity before betting a new project on PiSSA.
- Vector Databases: Don't reach for a dedicated vector DB under ~100k vectors; pgvector on your existing Postgres is simpler to operate.
- LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves.
- Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (BerriAI/litellm) · observed Jul 11, 2026
- GitHub forks (BerriAI/litellm) · observed Jul 11, 2026
- Last push (BerriAI/litellm) · observed Jul 11, 2026
- License file (Other) · observed Jul 11, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (MuLabPKU/PiSSA) · observed Jul 11, 2026
- GitHub forks (MuLabPKU/PiSSA) · observed Jul 11, 2026
- Last push (MuLabPKU/PiSSA) · observed Jun 30, 2025
- License file (unknown) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: litellm 53k · PiSSA 429 (synced Jul 11, 2026).
Common questions
- What is the difference between litellm and PiSSA?
- litellm: Python SDK and Proxy Server for calling multiple LLM APIs. PiSSA: PiSSA: Principal Singular Values and Singular Vectors Adaptation of Large Language Models(NeurIPS 2024 Spotlight). See the comparison table for live GitHub stats and shared categories.
- When should I choose litellm over PiSSA?
- Choose litellm over PiSSA when litellm is primarily Python; PiSSA is Jupyter Notebook; Pricing: While the core functionality is provided free, specific extended features might require a paid plan.; Requirements: Requires Docker; Tags unique to litellm: llm, bedrock, ai-gateway, openai; litellm ships Docker support for self-hosted deployment; When you need to integrate multiple LLM (Language Learning Modelling) APIs into your application across different providers like Bedrock, Azure, OpenAI, VertexAI, Cohere, Anthropic, Sagemaker, Hugging.
- When should I choose PiSSA over litellm?
- Choose PiSSA over litellm when PiSSA is primarily Jupyter Notebook; litellm is Python; Tags unique to PiSSA: fine-tuning, jupyter notebook, quantization, peft; Also covers Vector Databases.
- When should I avoid litellm?
- If your project only requires interaction with a single LLM API and basic functionalities, litellm may be overkill.
- When should I avoid PiSSA?
- Last GitHub push was 377 days ago (dormant maintenance, Jun 30, 2025). Validate activity before betting a new project on PiSSA. Vector Databases: Don't reach for a dedicated vector DB under ~100k vectors; pgvector on your existing Postgres is simpler to operate. LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves. Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic.
- Is litellm or PiSSA more popular on GitHub?
- litellm has more GitHub stars (53,271 vs 429). Stars measure visibility, not whether either tool fits your constraints.
- Are litellm and PiSSA open source?
- Yes - both are open-source projects on GitHub.
- Where can I find alternatives to litellm or PiSSA?
- GraphCanon lists graph-backed alternatives at litellm alternatives and PiSSA alternatives (litellm markdown twin, PiSSA 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, litellm or PiSSA?
- litellm: Very active. PiSSA: Dormant. 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 litellm and PiSSA?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: litellm trust report; PiSSA trust report.