---
title: Aider has written 7% of its own code
excerpt: Aider is 14K lines of python and 7% of those were written by aider itself.
highlight_image: /assets/self-assembly.jpg
draft: true
---

# Aider has written 7% of its own code

[![SWE Bench Lite results](/assets/self-assembly.jpg)](https://aider.chat/assets/self-assembly.jpg)

The
[aider git repo]
currently contains about 4K commits, about 15% of which
were made by aider.

The code is currently about 14K lines of python.
Aider wrote about 7% of those lines of code.
In the history of the repo, aider has added 4.8K lines of code
and deleted 1.5K lines.

Here's the breakdown of the code aider wrote in the current code base.

| File | Lines | Percent |
|---|---:|---:|
|aider/args.py| 6 of 449 | 1.34% |
|aider/coders/base_coder.py| 37 of 1354 | 2.73% |
|aider/coders/editblock_coder.py| 10 of 507 | 1.97% |
|aider/coders/editblock_func_coder.py| 8 of 141 | 5.67% |
|aider/coders/udiff_coder.py| 2 of 421 | 0.48% |
|aider/coders/wholefile_coder.py| 5 of 146 | 3.42% |
|aider/coders/wholefile_func_coder.py| 11 of 134 | 8.21% |
|aider/commands.py| 68 of 703 | 9.67% |
|aider/diffs.py| 15 of 129 | 11.63% |
|aider/gui.py| 2 of 533 | 0.38% |
|aider/history.py| 18 of 124 | 14.52% |
|aider/io.py| 45 of 368 | 12.23% |
|aider/linter.py| 29 of 240 | 12.08% |
|aider/main.py| 26 of 466 | 5.58% |
|aider/mdstream.py| 2 of 122 | 1.64% |
|aider/models.py| 18 of 549 | 3.28% |
|aider/repo.py| 20 of 266 | 7.52% |
|aider/repomap.py| 17 of 518 | 3.28% |
|aider/scrape.py| 11 of 199 | 5.53% |
|aider/versioncheck.py| 10 of 37 | 27.03% |
|aider/voice.py| 8 of 104 | 7.69% |
|benchmark/benchmark.py| 32 of 730 | 4.38% |
|benchmark/over_time.py| 32 of 60 | 53.33% |
|benchmark/swe_bench_lite.py| 39 of 71 | 54.93% |
|scripts/blame.py| 65 of 214 | 30.37% |
|scripts/versionbump.py| 92 of 123 | 74.80% |
|setup.py| 11 of 47 | 23.40% |
|tests/test_coder.py| 40 of 612 | 6.54% |
|tests/test_commands.py| 138 of 588 | 23.47% |
|tests/test_editblock.py| 23 of 403 | 5.71% |
|tests/test_io.py| 30 of 65 | 46.15% |
|tests/test_main.py| 25 of 239 | 10.46% |
|tests/test_models.py| 6 of 28 | 21.43% |
|tests/test_repo.py| 2 of 296 | 0.68% |
|tests/test_repomap.py| 70 of 217 | 32.26% |
|tests/test_udiff.py| 7 of 119 | 5.88% |
|tests/test_wholefile.py| 23 of 321 | 7.17% |
|**TOTAL**| **1003 of 14221** | **7.05%** |