Overview
JanitorAI and SpicyChat occupy the same niche: free BYOK platforms where you connect your own LLM API key and chat with community-created characters. JanitorAI launched first and built the larger community. SpicyChat arrived later with lessons learned, resulting in a more polished product. Both support full NSFW content, character creation by any user, and cost nothing beyond your API provider's per-token charges. This makes them the cheapest NSFW AI chat options available — effectively free if you already have an API key.
Key Differences
Character library size is JanitorAI's biggest advantage: 100,000+ characters versus SpicyChat's rapidly growing but smaller collection. If you want niche characters or highly specific genres, JanitorAI almost certainly has it. SpicyChat's advantage is the user experience — the interface is noticeably cleaner, mobile browsing works better, and onboarding is smoother for new users. SpicyChat also offers a $9.99/month premium tier with built-in messaging (no API key needed), which JanitorAI lacks. JanitorAI's built-in free model exists but is significantly lower quality than BYOK.
Who Should Choose Which
Choose JanitorAI if you want the largest possible character selection, enjoy discovering niche content from a massive community, or have been using the platform and have established favorites. Choose SpicyChat if you value a modern interface, prefer a better mobile experience, want the option of a no-BYOK premium tier, or are new to AI chat and want a smoother onboarding. Both are excellent choices for budget-conscious users with their own API keys.
Verdict
SpicyChat edges ahead slightly at 7.0/10 versus JanitorAI's 6.8/10, primarily due to its superior interface and better overall user experience. However, JanitorAI's massive character library is an irreplaceable asset that SpicyChat has not yet matched. The practical recommendation: try both since they are free. Many users maintain accounts on both platforms, using JanitorAI for its character variety and SpicyChat for its cleaner daily experience.