Helicone joined Mintlify in March 2026 and feature development wound down. An honest checklist for teams deciding whether and how to move off, plus what to check before picking any replacement.

Monitor Anthropic Claude API costs request by request. See cost by model (Opus vs Sonnet vs Haiku), set anomaly alerts, and catch runaway loops before they hit your invoice. One line of code with Spanlens.

LangSmith is a solid observability tool if your team already uses LangChain. But what if you don’t? What if your

Most teams that use OpenAI in production overpay. Not because they are doing something wrong, but because they have no

Langfuse is one of the most widely used LLM observability tools, and for good reason. It is open source, actively

You deployed your OpenAI integration last week. The daily summary email says $4.20 spent yesterday. Sounds fine. But by the