Dev.to
7/16/2026

Otterscope: a lightweight self-hosted observability tool for AI agent tracing
Original: I got tired of not knowing what my AI agents were doing, so I built a tiny observability tool
Short summary
A developer built Otterscope, a single-binary Go tool for self-hosted AI agent observability using SQLite and OpenTelemetry. It addresses the gap between heavyweight enterprise tracing platforms and simple print debugging, offering cost tables, evals, and trace visualization. Runs on a $6 Droplet with no managed database overhead, and is open source on GitHub.
- •Otterscope is a single Go binary using SQLite for self-hosted AI agent tracing
- •Supports OpenTelemetry GenAI conventions, cost tracking, and integrated evals
- •Deployable via Docker on a $6 server; open source at github.com/otterscope
Generated with AI, which can make mistakes.
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