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+---
+date: 2024-05-18
+title: Token/cost tracking for GPT-4o mini
+description: Day 1 support for OpenAI GPT-4o mini including tracking token counts and USD spend. GPT-4o mini is OpenAI's most cost-efficient small model that's smarter and cheaper than GPT-3.5 Turbo.
+author: Marc
+---
+
+import { ChangelogHeader } from "@/components/changelog/ChangelogHeader";
+
+<ChangelogHeader />
+
+Learn more about usage and cost tracking in Langfuse [here](/docs/model-usage-and-cost).