LiteLLM
LiteLLM is an open-source proxy server and Python SDK that standardizes the interface to 100+ LLM providers (OpenAI, Anthropic, Bedrock, Vertex, etc.). Provides unified logging, cost tracking, load balancing, and rate limiting for AI teams.
- Location
- San Francisco, USA
- Raised
- $4M
- Stage
- Seed
- Founded
- 2023
- Category
- Open Source
- Funding
- VC-backed
- Team
- 10-50
Funding figures as of Jul 2025 · not independently verified
Founders of LiteLLM
- Ishaan Jaffer
- Krrish Dholakia
Investors backing LiteLLM
- Y Combinator
- Andreessen Horowitz
Frequently asked questions
What does LiteLLM do?
LiteLLM is an open-source proxy server and Python SDK that standardizes the interface to 100+ LLM providers (OpenAI, Anthropic, Bedrock, Vertex, etc.). Provides unified logging, cost tracking, load balancing, and rate limiting for AI teams.
Where is LiteLLM based?
LiteLLM is based in San Francisco, USA.
When was LiteLLM founded?
LiteLLM was founded in 2023.
How much has LiteLLM raised?
LiteLLM has raised $4M in their Seed round as of Jul 2025.
Who founded LiteLLM?
LiteLLM was founded by Ishaan Jaffer, Krrish Dholakia.
Who has invested in LiteLLM?
LiteLLM is backed by Y Combinator, Andreessen Horowitz.
How LiteLLM would pitch themselves
○ Auto-generated01Target customer
Developers + open-source communities + enterprises wanting an OSS-first tool in this category, with optional commercial support.
02Problem they solve
LiteLLM is an open-source proxy server and Python SDK that standardizes the interface to 100+ LLM providers (OpenAI, Anthropic, Bedrock, Vertex, etc.). Provides unified logging, cost tracking, load balancing, and rate l… The category has historically been served by tools that miss the modern workflow this product is built around.
03Key differentiator
LiteLLM differentiates on call 100+ llms with one interface. Backed by Y Combinator + Andreessen Horowitz, $4M raised — the company has resources + validation to compound this thesis. Founded by Ishaan Jaffer + team.
04Go-to-market strategy
Early-stage GTM — typically product-led growth (free tier or low-friction onboarding) paired with founder-led sales for the first 100 customers. Heavy content marketing + community presence on Twitter/X, LinkedIn, and category-specific Slack groups.