Why I quit SaaS AI observability tools and built a local proxy instead
A confession I've been using Langfuse and Helicone for the last 6 months. They're great products. Their teams are sharp. But they don't work for coding agents. The mismatch Tool Architecture Works for coding agents? Langfuse SDK + async upload to SaaS ❌ Need to instrument the agent Helicone HTTPS proxy via HTTP_PROXY ❌ CLIs ignore HTTP_PROXY Datadog LLM Obs APM agent ❌ Same problem ccglass Local loopback reverse proxy ✅ Yes The reason: Claude Code, Codex, OpenCode...
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