Refactor a legacy codebase
Cursor 0.55 (Apr 2026) · Published Apr 2026
Works with
Use Cursor to safely modernize JS to TS.
Credits
250
Per credit
$0.040
Total cost
$10.00
Time
3 hrs
4.7 · 89 reviews· @devlife·AdvancedCoding
Steps on Cursor
- 1Index repo
- 2Plan refactor
- 3Apply with diffs
- 4Test
How we estimated this
Credit usage is averaged from real builds on Cursor (Fast request). Cost per credit reflects the public list price. Your usage may vary depending on prompt quality and iterations.
Fast request
$0.040/credit
Compare tools — Refactor a legacy codebase
Runs per month4×
Best option for 4×/mo: ChatGPT (API) · GPT-4o-mini · pay-as-you-go ($2.04/mo)
| Tool | Model | Credits | $/credit | Per run | 4×/mo | Best plan | Monthly |
|---|---|---|---|---|---|---|---|
| GPT-4o-mini | 1.7M | $0.0000 | $0.510 | $2.04 | Pay-as-you-go | $2.04 Best | |
| Haiku | 1.6M | $0.0000 | $2.34 | $9.38 | Pay-as-you-go | $9.38 | |
| GPT-4o | 1.7M | $0.0000 | $8.50 | $34.00 | Team | $30.00 | |
| Fast request | 250 | $0.040 | $10.00 | $40.00 | Pay-as-you-go | $40.00 | |
| Sonnet 4 | 1.6M | $0.0000 | $12.50 | $50.00 | Pay-as-you-go | $50.00 |
Subscription prices are public list prices as of May 2026. Actual usage varies based on prompt quality and iterations.
Reviews & comments
@maker2d ago
Saved me hours. Cost estimate was spot on.
@founder1w ago
Great structure. Would love a video version.