Features a much larger community of characters and polished UI, but strictly enforces safety filters unlike JanitorAI.
Features a much larger community of characters and polished UI, but strictly enforces safety filters unlike JanitorAI.
Code Arena records 35,827,928 monthly visits with +19.4% month-over-month growth and Free pricing. JanitorAI records 125,494,484 monthly visits with -5.1% growth and Freemium pricing.

Battle-test AI coding models side by side
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | arena.ai | janitorai.com |
| Pricing Model | Free | Freemium |
| Monthly Visits | 35.83M (35,827,928) | 125.49M (125,494,484) |
| MoM Traffic Delta | +5.83M (+19.4%) | -6.77M (-5.1%) |
| Primary Market & Share | 🇮🇳 India (13.1%) | 🇺🇸 United States (38.7%) |
| Direct Visits / mo | 24.34M | 89.53M |
| User Rating | 4.7 | 4.2 |
| Supported Platforms | Website | Website |

Battle-test AI coding models side by side
Send the same coding prompt to multiple leading models and compare their generated apps and logic side by side.
Watch models construct web apps and websites live, so you can see process and output, not just the final file.
Projects go beyond one-off snippets, testing how well a model structures components, routes, and styles together.
Track which coding models accumulate the most wins over time to identify consistently strong performers.
Customizable AI character roleplay platform featuring free JanitorLLM chats, logic scripts, and multi-model API routing.
Provides unlimited free character chats powered by JanitorAI's in-house LLM (~9K context window on free accounts), with a toggleable JLLM-short mode for snappy, dialogue-focused replies that are 70% shorter.
Lets Janitor+ subscribers tap directly into third-party frontier models via a built-in per-token wallet at a 10% discount, while keeping full BYOK reverse-proxy support with config duplication and reasoning tag display.
Allows creators to build complex characters up to 1 MB in size with multiple intro scenarios and programmable Scripts that trigger dynamic lore or behavioral rules using whole-word matching and built-in debugging tools.
Exposes low-level sampling parameters in the chat menu, including custom Top-K, Top-P, frequency and repetition penalties, forbidden vocabulary lists, and response prefill instructions.
Features a much larger community of characters and polished UI, but strictly enforces safety filters unlike JanitorAI.
Features a much larger community of characters and polished UI, but strictly enforces safety filters unlike JanitorAI.

Provides unfiltered character roleplay and multi-model switching, serving as a very close alternative to JanitorAI.
Provides unfiltered character roleplay and multi-model switching, serving as a very close alternative to JanitorAI.

Features massive user-generated persona libraries with voice playback for casual character chatting.
Features massive user-generated persona libraries with voice playback for casual character chatting.
Hosts millions of user-created fictional bots for immersive roleplay conversations similar to JanitorAI.
Hosts millions of user-created fictional bots for immersive roleplay conversations similar to JanitorAI.

Combines adult-focused character chat, storytelling, and image generation for creative roleplay users.
Combines adult-focused character chat, storytelling, and image generation for creative roleplay users.

Free / Open-sourceProvides privacy-focused, uncensored open-source model APIs that advanced users can route for private roleplay.
Free / Open-sourceProvides privacy-focused, uncensored open-source model APIs that advanced users can route for private roleplay.
Offers unrestricted anime and fantasy character chats, matching JanitorAI's permissive content policy.
Offers unrestricted anime and fantasy character chats, matching JanitorAI's permissive content policy.
Enables custom persona creation and open-ended roleplay adventures in a similar community environment.
Enables custom persona creation and open-ended roleplay adventures in a similar community environment.
An independent platform for custom character creation and open-ended roleplay sessions with minimal restrictions.
An independent platform for custom character creation and open-ended roleplay sessions with minimal restrictions.

Crowdsourced arena where AI models compete and humans crown the best design output
Crowdsourced arena where AI models compete and humans crown the best design output

Agent Skills that give your coding agent real design taste
Agent Skills that give your coding agent real design taste
Free / Open-sourceSearch and study millions of public SKILL.md agent skills
Free / Open-sourceSearch and study millions of public SKILL.md agent skills