Native
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Track and Field with Sonnet
Penny winSelf-reported run (local Penny Compare)
Both kind of fun, but Penny nailed this one
Cost−$0.459
−60%
Penny 60% cheaper
Tokens−569.5k
−79%
Penny 79% fewer tokens
Model calls−7
−58%
Penny 58% fewer calls
Session replayProvided with explicit permission of session creator
Claude Code› Do you remember that game track and field
NATIVEclaude-sonnet-5-5
- read
- 605.1k
- write
- 74.9k
- out
- 37.2k
- cost
- $0.769
PENNYclaude-sonnet-5-5
- read
- 107.2k
- write
- 17.8k
- out
- 24.4k
- cost
- $0.310
Penny
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Session Details
| Native | Penny | |
|---|---|---|
| Model | claude-sonnet-5-5 | claude-sonnet-5-5 |
| Model calls | 12 | 5 |
| Cache read | 605.1k | 107.2k |
| Cache write | 74.9k | 17.8k |
| Fresh input | 1.7k | 20 |
| Output | 37.2k | 24.4k |
| Total tokens | 718.9k | 149.4k |
| Background calls | claude-haiku-5-5 ×1, claude-sonnet-5-5 ×1 | none |
| Cost | $0.769 | $0.310 |
Costs are API-equivalent estimates at Standard prices, including the main conversation, subagents and background calls such as titles and the auto-mode reviewer.