veilpiercer is an open-source tool for local-first observability of AI agents built with frameworks like Ollama, LangChain, LangGraph, and CrewAI. It helps developers debug, monitor, and visualize agent workflows and traces on their own machines. Ideal for AI engineers seeking privacy and transparency in agent development.
veilpiercer is a LLM eval & observability product. It focuses on debugging and monitoring local AI agent workflows for developers using agent frameworks. It is built as an open-source project for AI developers and researchers. veilpiercer is open source under the MIT license. It runs on the web and the command line, and it can be self-hosted.
veilpiercer first shipped in 2026. Key capabilities include agent debugging, local observability, and ollama integration.
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