internal/

Package browser opens a URL in the user's default browser, cross-platform.

Package config loads optional user overrides for prompt-diff, such as negotiated or non-USD model pricing that the built-in price list can't know about.

Package cost estimates per-model pricing for prompt tokens.

Package embed provides text-embedding clients for semantic prompt diffing.

Package gitutil wraps git plumbing used by prompt-diff.

Package interop converts between prompt-diff's .prompt format and the JSON prompt-template shapes used by LangChain and LlamaIndex, so prompts authored in (or exported from) those frameworks can be diffed, evaluated, and compressed through prompt-diff too.

Package prompt parses .prompt templates.

Package promptdiff computes structural and token diffs between two prompt versions, with README-matching output.

Package store persists eval run summaries in a local SQLite database.

Package tokenizer provides a fast, pure-Go token counter.

Package uiserver embeds the compiled Svelte dashboard and serves it with a small JSON API for variable tuning and token counting.