Source: https://seerepo.com/compare/gradio-app/gradio/vs/KittenML/KittenTTS
Markdown source: https://seerepo.com/compare/gradio-app/gradio/vs/KittenML/KittenTTS.md
Description: gradio and KittenTTS share 9 technologies: FastAPI, Hugging Face, diffusers, librosa, onnxruntime-gpu, safetensors, torch, torchaudio, and transformers. Both are written in Python.

# gradio vs KittenTTS

gradio and KittenTTS share 9 technologies: FastAPI, Hugging Face, diffusers, librosa, onnxruntime-gpu, safetensors, torch, torchaudio, and transformers. Both are written in Python.

- [gradio-app/gradio](https://seerepo.com/r/gradio-app/gradio): Build and share delightful machine learning apps, all in Python. 🌟 Star to support our work!
- [KittenML/KittenTTS](https://seerepo.com/r/KittenML/KittenTTS): Open-source State-of-the-art TTS model which runs on a CPU 😻 

## What they share and what sets them apart

- In common: FastAPI, Hugging Face, diffusers, librosa, onnxruntime-gpu, safetensors, torch, torchaudio, transformers
- Only in gradio: psycopg2, uvicorn, starlette, anyio, Svelte, OpenAI, SvelteKit, Vite, Tailwind CSS, bokeh, Plotly, xyzservices, Gradio, matplotlib, altair, SQLAlchemy, itsdangerous, authlib, accelerate, datasets, LangChain, langchain-openai, llama-index, nltk, openai-whisper, opencv-python, prophet, scikit-learn, spaCy, speechbrain, TensorFlow, torchvision, xgboost, gradio-client, MCP, jinja2, markupsafe, pymupdf, pillow, Pydantic, iframe-resizer, hast-util-to-string, prismjs, wavesurfer.js, CodeMirror, @lezer/highlight, @lezer/markdown, TanStack, D3, handlebars, pixi.js, pixi-filters, d3-selection, Mermaid, katex, marked, marked-highlight, Vega, vega-embed, vega-lite, sanitize-html, @ffmpeg/ffmpeg
- Only in KittenTTS: NVIDIA, nvidia-cudnn-cu12, einops, onnxruntime, phonemizer, s3tokenizer

## Side by side

| | gradio | KittenTTS |
|---|---|---|
| Size | 310,984 lines written, 1,472 code files | 16,429 lines written, 42 code files |
| Who writes it | 2.1% of its commits signed by AI. With Claude Code, GitHub Copilot, Cursor, and Sweep | 8.1% of its commits signed by AI. With Claude Code |
| Activity | Last push November 6, 2026, 7,091 commits, 43,996 stars | Last push October 27, 2026, 74 commits, 16,806 stars |
| Tests | 327 test files. 10.6% of its code files have a test that imports them | 9 test files. 54.8% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, gradio or KittenTTS?

gradio, with 310,984 lines written; KittenTTS has 16,429.

The proof: [gradio-app/gradio's code at commit ebccfcf](https://github.com/gradio-app/gradio/tree/ebccfcf3194dd3cd132491a6bc35968f1321611a)

### Which has more GitHub stars, gradio or KittenTTS?

gradio, with 43,996 stars; KittenTTS has 16,806.

The proof: [gradio-app/gradio on GitHub](https://github.com/gradio-app/gradio)

### Which has more tests, gradio or KittenTTS?

gradio, with 327 test files; KittenTTS has 9.

The proof: [gradio-app/gradio's code at commit ebccfcf](https://github.com/gradio-app/gradio/tree/ebccfcf3194dd3cd132491a6bc35968f1321611a)

### Which was updated more recently, gradio or KittenTTS?

gradio: its last push was on November 6, 2026, and KittenTTS's on October 27, 2026.

The proof: [gradio-app/gradio's commits on GitHub](https://github.com/gradio-app/gradio/commits)

### Which has more commits signed by AI, gradio or KittenTTS?

KittenTTS: an AI signed 8.1% of its commits, with Claude Code; in gradio, 2.1%.

## Sources

- gradio-app/gradio: Read on November 6, 2026, at commit ebccfcf (https://github.com/gradio-app/gradio/tree/ebccfcf3194dd3cd132491a6bc35968f1321611a)
- KittenML/KittenTTS: Read on November 7, 2026, at commit b9517e3 (https://github.com/KittenML/KittenTTS/tree/b9517e3050adced306219f8bea5f117d87ecfaa7)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.