Best alternatives to Helicone.
Direct substitutes
Helicone
ToolTrim Verdict
4.5/5
Must-haveHelicone was standard for LLM observability; since Mintlify acquisition (March 2026), prefer active alternatives.
Pricing verified on
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Helicone
Helicone was standard for LLM observability; since Mintlify acquisition (March 2026), prefer active alternatives.
Pricing verified on
Direct substitutes
LangChain
LangSmith
LlamaIndex
OpenAI API
pgvector
Pinecone