Free / Open-sourceHigh-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
GPT Maxx has been officially abandoned, and its Replit hosting domain currently displays a 404 unlaunched application placeholder.
Direct outbound link disabled because gptmaxx.com was unavailable or returning server errors during verification.
Verified active tools in AI Models, ranked by current traffic and editorial score.
Free / Open-sourceHigh-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
Real-time AI answer engine and research workspace combining live web citations with frontier reasoning models.

Chat with 30+ leading AI models in one clean, fast workspace

Free AI roleplay with every model, your characters, your key

OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
GenAI character hub for chatting, searching, and discovering AI personas
GPT Maxx was marketed as an experimental AGI model boasting an oversized parameter count to compete with major foundational models. It aimed to provide developers and AI enthusiasts with massive context and enhanced reasoning capabilities.
Since GPT Maxx is dead, check out top-tier open-weights models and leading LLMs on our directory for robust day-to-day development.
Free / Open-sourceHigh-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
Real-time AI answer engine and research workspace combining live web citations with frontier reasoning models.
Chat with 30+ leading AI models in one clean, fast workspace
Free AI roleplay with every model, your characters, your key
OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
GenAI character hub for chatting, searching, and discovering AI personas