RikkaHub

RikkaHub is an Android and Web AI chat client that supports connections to multiple LLM providers including OpenAI, Google, and Anthropic.

RikkaHub functions as an AI chat client available on Android and Web platforms. It connects to various LLM providers, including OpenAI, Google, and Anthropic, allowing users to switch models within the interface. The application features a lightweight Linux workspace built on proot, which requires no root access, enabling AI agents to execute tasks like information gathering, document organization, and presentation creation. Additional capabilities include integrated search using engines like Exa, Tavily, and Brave, alongside support for the Model Context Protocol. The interface utilizes Material You design principles and renders Markdown content, including code, LaTeX, tables, and Mermaid diagrams. Users can create message branches to explore different conversation paths and utilize a memory function for personalized interactions.

RikkaHub at a glance

Best for: Software engineer, Student
Runs on: Android, Web
Pricing: Free
Released: March 2025
Category: AI chat assistant
Website: rikka-ai.com

Key features

Support for OpenAI, Google, Anthropic, and other API-compatible models
Lightweight Linux workspace based on proot
Integration with Model Context Protocol
Markdown rendering for code, LaTeX, tables, and Mermaid
Message branching for alternative conversation paths
Real-time search integration with Exa, Tavily, and Brave
Contextual memory for personalized conversations
Material You design with dark mode support

Use it for

Automating information collection via AI agents
Creating presentations with automated agent assistance
Organizing documents using Linux-based AI environments
Managing AI agent tasks in a local terminal

Companions

Tools that articles about RikkaHub recommend using with it, each with its job.

SearXNG — Built-in integration for web-grounded answers.
ComfyUI — Local image and video generation on a node canvas, with every model and parameter in reach
LiteLLM — Per-user keys and routing for clients outside the web UI.
Hermes Agent — Adds agentic workflows on the same local models.
Cloudflare Tunnel — Reach the homelab without opening ports.

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AnythingLLM — Runs fully on-device with no accounts, API keys, or token limits required.
GPT AI Assistant — Connects OpenAI models directly to the LINE mobile messaging app.

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