Freemium
得理法搜
Legal
Semantic search across 130M judgments with similar-case matching
Built with the Chinese Academy of Sciences: search 130M+ judgments in plain language, with AI case summarizing and drafting.
LegalAI Search
ALTERNATIVES
Best Hachi alternatives
AI tools that cover similar ground to Hachi, sorted by relevance. Use the table for a quick pricing and category check, then click through for details.
Updated 2026-10-22
| Tool | Pricing | Categories | Best for |
|---|---|---|---|
| 得理法搜 | Freemium | Legal / AI Search | Semantic search across 130M judgments with similar-case matching |
| Exa | Freemium | AI Search / AI Dev Platforms | Semantic search built for AI agents |
| Glean | Paid | Knowledge Base / AI Search | Enterprise AI search and assistant across all company apps |
| ima.copilot | Free | Knowledge Base / AI Search | Tencent's knowledge-base copilot that searches and remembers |
| 合享智慧 incoPat | Paid | Patents & IP / AI Search | incoPat global patent database |
| 大为 innojoy | Freemium | Patents & IP / AI Search | Chinese patent search engine with AI tools |
| IPRally | Paid | Patents & IP / AI Search | Graph-based prior art search |
| 链企AI | Freemium | Bid Writing / AI Search | Tender search plus AI bid drafting |
How we picked these alternatives
We only include tools that share at least one category with Hachi. Ordering is relevance-based, not paid: featured tools first, then the rest of the category.
Freemium
Exa
AI Search
Semantic search built for AI agents
A neural-search API feeding agents high-quality, live web knowledge.
AI SearchAI Dev Platforms
Paid
Glean
Knowledge Base
Enterprise AI search and assistant across all company apps
Enterprise AI search unifying company apps so employees find answers in natural language.
Knowledge BaseAI Search
Free
ima.copilot
Knowledge Base
Tencent's knowledge-base copilot that searches and remembers
Tencent's AI knowledge copilot combining web search, doc Q&A and a growing personal library.
Knowledge BaseAI Search
Paid
合享智慧 incoPat
Patents & IP
incoPat global patent database
Search and analytics platform for IP teams.
Patents & IPAI Search
Freemium
大为 innojoy
Patents & IP
Chinese patent search engine with AI tools
Full Chinese and global patent data with analysis.
Patents & IPAI Search
Paid
IPRally
Patents & IP
Graph-based prior art search
Prior-art search via knowledge graphs.
Patents & IPAI Search
Freemium
链企AI
Bid Writing
Tender search plus AI bid drafting
Business search meets bulk bid generation.
Bid WritingAI Search
Free
秘塔 AI 搜索
Research
Ad-free structured AI search from China
Answers as mind maps, outlines or tables with clean sourcing — loved by researchers.
ResearchAI Search
Freemium
夸克学习
Education
AI homework solver with step-by-step reasoning and study tools
Alibaba Quark's study channel: photo Q&A, AI tutoring, mistake notebooks and paper-to-digital tools for students.
EducationAI Search
Free
去哪儿旅行
Travel
Fare-comparison pioneer using AI to find deals
Strong at fare comparison, with AI predicting price trends so you book at the right moment.
TravelAI Search
Free
知乎直答
Knowledge Base
Zhihu's AI answer engine grounded in creator content
Zhihu's AI Q&A engine built on its creator knowledge, with personal library support.
Knowledge BaseAI Search
Freemium
BiLin
AI Search
BiLin: AI Search tool
BiLin focuses on search, translation in the AI Search space. See the official website for current capabilities and availability.
AI Search
Freemium
Producthunt AI
AI Search
Producthunt AI — AI Search powered by AI
Producthunt AI is an AI Search tool listed in our directory. See the official site for current features and pricing.
AI Search
Free
Hika AI
AI Search
Hika AI — AI Search tool
Hika AI is an AI Search tool listed in our directory. See the official site for current features and pricing.
AI Search
Freemium
Miku AI搜索引擎
Spreadsheets
Miku AI搜索引擎 — Spreadsheets powered by AI
Miku AI搜索引擎 is an AI Spreadsheets tool. The listing highlights search; features and pricing may change, so verify on the official site.
SpreadsheetsAI Search
Free
Perplexity AI
AI Chat
Perplexity AI — AI Chat tool
Perplexity AI is a AI Chat product. Visit the official website for the latest capabilities and plans.
AI ChatAI Search
Freemium
蜜崽检索
AI Search
蜜崽检索 — AI Search powered by AI
蜜崽检索 is an AI Search tool for analysis. It is listed in our AI Search directory; check the official site for current features and pricing.
AI SearchProductivity
Freemium
Alfred
Productivity
Alfred — Productivity powered by AI
Alfred is an AI Productivity tool listed in our directory. See the official site for current features and pricing.
ProductivityAI Search
Free
BiLin AI
Translation
BiLin AI — AI Translation and search
BiLin AI is an AI Translation tool for search. It is listed in our Translation directory; check the official site for current features and pricing.
TranslationCoding
Freemium
Globe Explorer
AI Search
Globe Explorer — AI Search tool
Globe Explorer is listed in our AI Search directory. Features and pricing may change, so verify on the official site.
AI Search
Freemium
Phind
Coding
Phind: AI Coding tool
Phind is an AI Coding tool for search. It is listed in our Coding directory; check the official site for current features and pricing.
CodingAI Search
Free
阿里云智能编码插件
AI Chat
阿里云智能编码插件 — AI Chat and code generation
阿里云智能编码插件 focuses on code generation in the AI Chat space. See the official website for current capabilities and availability.
AI ChatCoding
Freemium
DreamFusion：将文本转化为逼真的3D模型
Coding
DreamFusion：将文本转化为逼真的3D模型 — AI Coding and 3D
DreamFusion：将文本转化为逼真的3D模型 is an AI Coding tool. The listing highlights 3D; features and pricing may change, so verify on the official site.
Coding3D Generation
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