Helicone

AI Gateway & LLM Observability for AI apps

San Francisco, CA, USA
Founded 2023

Helicone provides observability, reliability, and security tools for LLM applications in production. Its platform includes features like request logging, prompt management, rate limiting, and access control, and serves enterprise clients.

Last Updated: June 7, 2026

Current Valuation

No valuation data available

Funding Summary

$5M

Total reported funding

Key People

Core OSS Projects

Helicone is an open-source LLM developer platform

License: Apache 2.0

Business Information

Technologies

Developer ToolsLLMs

Sectors

Enterprise

Licenses

Apache-2.0

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