These tools integrates with
LiteLLMvsOpenAI API
Universal LLM proxy — 100+ models, one API versus GPT-4o, o1, and embeddings from OpenAI
Compare interactively in Explore →Choose LiteLLM when…
- •You want a unified API across 100+ LLM providers
- •You're switching between providers or running A/B tests
- •You need fallbacks and load balancing across models
Choose OpenAI API when…
- •You need the broadest ecosystem and most integrations
- •GPT-4 or o-series reasoning models are required
- •Assistants API, fine-tuning, or batch API are needed
Side-by-side comparison
Field
LiteLLM
OpenAI API
Category
LLM Infrastructure
LLM Infrastructure
Type
Open Source
Commercial
Free Tier
✓ Yes
✗ No
Pricing Plans
Enterprise: Custom
API: Per token
GitHub Stars
⭐ 16,000
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Health
●75 — Active
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LiteLLM
OSS proxy that normalizes 100+ LLMs to the OpenAI format. Add routing, fallbacks, caching, and cost tracking in one layer.
OpenAI API
API access to GPT-4o, o1, and other OpenAI models including embeddings and image generation. The most widely used LLM API in production.
Shared Connections14 tools both integrate with
Only LiteLLM (18)
ContinueAiderClaude CodeOpenHandsPlandexLangGraphSemantic KernelDSPyDifyn8n
Only OpenAI API (16)
PydanticAIsmolagentsLiteLLMMastraPromptFooDeepEvalLettaGoogle Gemini APIAzure OpenAIDeepSeek API
Explore the full AI landscape
See how LiteLLM and OpenAI API fit into the bigger picture — 207 tools, 452 relationships, all mapped.