Custom GPTs, Claude apps, niche assistants — chat interfaces aimed at a specific user, topic, or workflow.

All-in-one AI app that brings GPT, Claude, Gemini, and Flux image generation together in a single chat interface.

Automated support that learns from docs + past conversations

Microsoft's consumer AI assistant — Copilot in Windows, Edge sidebar, and across Microsoft 365.

Open-source desktop AI chat client that supports OpenAI, Anthropic, Gemini, and local models via Ollama.

Local LLM runner — pull and run Llama, Qwen, Mistral, DeepSeek, and other open models with one command.

Personalised AI companion with long-term memory, voice calls, and customizable persona.

Google's multimodal AI assistant — text, image, audio, and video reasoning across Google Workspace.

DeepSeek's web chat for DeepSeek-V3 and reasoning models, with open-weights releases.

AI search and chat with a focus on agentic research workflows and citation-backed answers.

xAI's chatbot integrated into X with realtime knowledge, image generation, and an irreverent persona.

Desktop AI chat app that connects to Ollama, OpenAI, Anthropic, and any custom endpoint with one interface.

Power-user chat client for GPT, Claude, and Gemini with prompts library, plugins, and conversation forking.

Self-hostable web UI for Ollama and OpenAI-compatible endpoints — feels like ChatGPT, runs on your own server.

Desktop app to discover, download, and run local LLMs with a polished chat UI and OpenAI-compatible server.

Multi-model chat front-end aggregating GPT, Claude, Gemini, and custom agents under one subscription.

AI search engine tuned for developers — citation-rich answers, code blocks, and IDE integrations.

AI companion app for one-on-one chat, memory-aware relationships, and roleplay.

Hugging Face's free chat interface for open-weights models like Llama, Mixtral, and Qwen.

Anthropic's AI assistant with the Claude family of models (Opus, Sonnet, Haiku), Projects, and Computer Use.

Inflection's empathetic AI companion focused on conversational support and warmth over task completion.

AI answer engine that combines web search with LLM reasoning and inline source citations.

Mistral AI's conversational interface for its Mistral and Codestral model families.

OpenAI's flagship AI assistant — GPT-5 chat with web, voice, image generation, code interpreter, and custom GPTs.

Roleplay platform for chatting with millions of user-created AI characters and personas.

Quora's multi-model AI platform — switch between Claude, GPT, Gemini, and dozens of niche bots in one chat.