Show HN: Callwitness – record what your AI agent's tools return

Description and use

Callwitness records the outputs of your AI agent’s tools, enabling quick AI feature integration without starting from scratch. Adopt it by adding the library to your prototype, manually inspecting the tool outputs, and ensuring compatibility with your model stack. It’s suitable for prototypes and internal workflows, yet requires dependency and maintenance checks before production use.

Use in a workflow

Show HN: Callwitness – record what your AI agent's tools return helps add AI capability without starting from a blank model stack.

• prototype AI features
• build RAG or agent workflows
• evaluate model tooling

Limitations and review notes

Medium: useful for prototypes or internal workflows, with dependency and maintenance checks before production.