RikkaHub

A native Android LLM chat client that supports switching between different providers for conversations 🤖💬

Click to join our Discord server 👉 【RikkaHub】

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🔗 Download from Website (Recommended)

🔗 Download from Google Play

[!WARNING] There are many forked versions of RikkaHub. Issues with forks are unrelated to RikkaHub, so please use forks with caution to avoid privacy leaks or excessive permission requests.

💖 Sponsors

Sponsor	Description
Aihubmix	Thanks to aihubmix.com for their financial support. We recommend using aihubmix as a one-stop shop for mainstream models worldwide. (OpenAI, Claude, Google Gemini, DeepSeek, Qwen, and hundreds more).
APIMart	Thanks to APIMart for sponsoring this project! APIMart is a low-cost API platform for AI image & video generation — GPT-Image-2 from $0.006/image, 160+ images per dollar. One async API covers both image and video: submit a task, get an ID, fetch results via polling or callback. Batch tens of thousands of images without timeouts, switch models without changing code. Pay-as-you-go with no monthly fee — sign up here to get started.
随想AI中转	感谢随想AI中转对本项目的赞助！随想AI中转 是一家可靠高效的 API 中继服务提供商，提供 Claude、Codex、Gemini 等的中继服务。注重隐私的中转站·无数据倒卖·无模型掺水，隐私，透明，极速售后。新账户注册每日签到就送 0.5 元测试额度，充值额度 1:1，无需订阅，按量付费。多线路冗余、跨区域容灾、自动故障切换，长链路 SSE 不中断。99.9% 可用性，关键调用从不掉队。
真测 ztest.ai	感谢真测 ztest.ai对本项目的赞助！真测 ztest.ai 是一个 AI 中转站模型检测平台，检测结果数据全公开，23 项探针覆盖协议、身份、能力、内容完整性、安全性、性能六大维度，交叉印证识别伪造与降级。作为独立第三方验证平台，实时监测 AI 中转站的模型真实性、响应质量与服务可用性。
MaruCode	MaruCode 是一家偶尔做做慈善的小破站 API，自营号池，主要提供 Codex、Claude Code、GPT Image 等主流模型，支持 Websocket 协议，明码标价(Codex 0.25x, CC 1.5x)，透明汇率(1:1)，新用户注册送 2 刀。生图工作台🖼️
NaAPI 钠API	Thanks to NaAPI (naapi.cc) for sponsoring this project! NaAPI is an OpenAI-compatible LLM gateway that reliably serves 300+ models from OpenAI, Anthropic, Google and others at discounted pricing. One base URL and one key is all you need: multi-line redundancy with automatic failover keeps long SSE streams alive, and pricing is strictly pay-as-you-go with a 1:1 top-up ratio — no subscription, no hidden markup.

✨ Features

• 🎨 Material 3 Expressive design and 🌙 Dark mode
• 📦 Workspace: a proot-based Linux agent environment
• 🎬 Media generation (image and video)
• 🔄 Multiple AI Provider Support: custom API / URL / models (all OpenAI, Google, Anthropic compatible api)
• 🖼️ Multimodal input support (Image, Text Documentation, PDF, Docx)
• 🖥️ Web access for multi-platform use
• 🛠️ MCP and Skills support
• 📝 Markdown Rendering (with code highlighting, Latex formulas, tables, Mermaid)
• 🔍 Search capabilities (Exa, Tavily, Zhipu, LinkUp, Brave, Perplexity, etc.)
• 🧩 Prompt variables (model name, time, etc.)
• 🤳 QR code export and import for providers
• 🤖 Agent customization
• 🧠 File-based memory
• 📝 AI Translation
• 🌐 Custom HTTP request headers and request bodies
• 💌 Silly Tavern character card import

✨ Development

[!IMPORTANT] This project does not accept pull requests (PRs).

This project is developed using Android Studio.

Technology stack documentation:

• Kotlin (Development language)
• Koin (Dependency Injection)
• Jetpack Compose (UI framework)
• DataStore (Preference data storage)
• Room (Database)
• Coil (Image loading)
• Material 3 Expressive (UI design)
• Navigation 3 (Navigation)
• Okhttp (HTTP client)
• kotlinx.serialization (JSON serialization)

[!TIP] You need a google-services.json file at app folder to build the app.

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⭐ Star History

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📄 License

This project is licensed under the GNU Affero General Public License v3.0 (AGPL-3.0).