Show HN: Frugal Tokens – explore costs and usage across coding agents

1 sources1 storiesFirst seen 8/19/2026Score27Mixed Progress

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dpc94

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Hacker News

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I originally built it because I was curious to see how much all of my sessions cost and how much cache misses affected that spend.

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I'd noticed people had widely different spend profiles and wanted to better understand what might contribute to that.As I've worked on this, the tool has grown to show more usage patterns across all of your sessions.

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It shows overall usage, estimated working time and overlapping sessions, and where your spend is coming from across models and cache misses.

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I also have a few session level metrics with percentile breakdowns, along with a list of your sessions and high level info.Clicking into a session opens an explorer where you can see individual model calls and tool inputs and outputs.

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There's also a rough cost comparison that shows what the recorded session would have cost with another model's pricing, or for Anthropic, with 5m...

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