Rails-native LLM cost ledger: track spend by user, feature, provider, and model with self-hosted ActiveRecord storage and budget guardrails. - Release v0.2.0 — Introducing Interactive Dashboards 🚀 · sergey-homenko/llm_cost_tracker

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llm_cost_tracker v0.2.0 introduces an interactive web dashboard for monitoring and analyzing LLM API usage and costs. The new Overview Dashboard includes global filtering by date, provider (Anthropic, OpenAI, Gemini), and model; KPI metrics for total spend, call volume, average cost per call, and latency; period-over-period comparisons; daily spend trend charts; and a provider breakdown table. The release also adds data quality alerts that warn when API calls are missing pricing data and prompt users to update pricing overrides or pricing files.