Clearbrief
AI Web SearchFree Plan · Do Justice to the Facts. Select any sentence in your Word doc, and our AI instantly finds the best evidence you have to support your argument. 1-Click TOA.
Compare 1135+ ai search engine. Find the best free and paid ai search engine with reviews, features, and pricing. Updated daily on MarkBook AI.
Showing 0 of 1,135 tools — scroll down to load more
Free Plan · Do Justice to the Facts. Select any sentence in your Word doc, and our AI instantly finds the best evidence you have to support your argument. 1-Click TOA.
Free for brands, always · AI-Powered CPG supply chain management · Connect with vetted manufacturing partners · Creat
1 Keyword free · Track keyword rankings in AI search engines · Optimize AI SEO performance · No credit card required
Free tier · AI search engine for developers · Contextualized search with GitHub repos · Chat with AI for code/docs
10 Million tokens free · Embeddings · Rerankers · Deep Search · No credit card or registration required
1GB free forever cluster · High-Performance Vector Search · Cloud-Native Scalability - Starting at $0
Free testing available until Feb 28! · AI Music Tagging · Similarity Search · Free Text Search
15 free searches · AI Reverse Image Search · Multi-category image search · Facial Recognition
Free 14 Day Trial · AI-Powered Knowledge Base · Self-Service Portal · No Credit Card Required
7-day free trial · AI-powered asset discovery · Unlimited Royalty-Free Assets - $19/month
Free · AI-powered research tool · Discover relevant research · Augmented reader
Free account · AI Smart Search · Job DNA
10k search requests · month & 1M records free · AI-powered Search · AI Recommendations · Crawler
AI Search for the Next Generation · Instant, Accurate Answers · Private and Ad-Free
Precise, Factual, Unbiased Answers · Free ChatGPT-like Answer Engine
Unlimited uses (Phind Model) · AI Search Engine and Pair Programmer · Search development queries using natural language
10 searches per month free · AI-powered search for 3D assets by picture · Completely visual and artist-friendly search
Free 100 Members, 20 Spaces · Customizable community platforms · AI-powered engagement · Tons of integrations
Free plan (Up to 5 apps), 14-day free trial · AI search for everything · Integrates with all your apps
7-day free trial · Discover and understand research articles · See supporting or contrasting evidence
Free 5 GB storage, 2.5M vCUs per month · Fully managed Milvus · Billion-scale vector search
30-day free trial · AI-powered Site Search · Personalized Recommendations · Product Listing
Free trial available · Advanced AI Face Search · Identity Verification & Catfish Detection
7-day free trial · Legal research and case law analysis · AI Assistant for legal questions
Free 3 Searches · day · Photo Location Search using AI · Image Geolocalization using AI
Free up to 20 users · Secure, intuitive short links · AI-powered knowledge discovery
Free trial · Find M&A targets 10x faster with AI · Comprehensive company data
14-day free trial · Lightning-fast search · AI-powered hybrid capabilities
5M vectors free · SQL Vector Database · High-Performance & Cost-Efficient
14 day free trial · AI Search & Discovery · AI Recommend · AI Navigation
100 credits daily · 15 Top AI Models All In One · AI Writing Assistant
1,000 pages free · Production-grade RAG · Multimodal document support
Free $10 in credits · Web search · LLM answers
3 downloads/day (720p) · Search for images from Movies, TV Series, Ads and Music Videos · AI-powered search and recom
AI-powered search across 50+ stock image websites · Search by image, color, orientation, and type · Compare image prices
10 Pro Analyses per month · AI-powered academic search · Instant insights & topic synthesis
AI search, recommendations, and personalization · Real-time, configurable relevance engine
Multilingual AI Search Engine · AI Presentations & Mind Maps · Real-time Answers
Unified Cognitive Platform · Enterprise Search · AI-powered Customer Support
5 tokens replenished every day · Reverse Face Search · AI Video Tools
AI Search & Discovery · Conversational AI · Dynamic Recommendations
Search millions of AI art images · Search prompts for AI models
No ads, direct results · Comprehensive search & workflow
Citation-grounded answers with no hallucinations
Patented multi-model routing for cost-per-query optimization
First answer engine with deterministic citation grounding
End-to-end encrypted with no ad personalization
End-to-end encrypted with no ad personalization
Only search AI with native code execution and visualization
First answer engine with deterministic citation grounding
End-to-end encrypted with no ad personalization
End-to-end encrypted with no ad personalization
Patented multi-model routing for cost-per-query optimization
End-to-end encrypted with no ad personalization
Only search AI with native code execution and visualization
First answer engine with deterministic citation grounding
Only search AI with native code execution and visualization
Patented multi-model routing for cost-per-query optimization
Only search AI with native code execution and visualization
Patented multi-model routing for cost-per-query optimization
Explore more AI tools
MarkBook is the most comprehensive AI tools directory on the internet, featuring 1,135+ ai search engine. Whether you are looking for free ai search engine, paid options, or the latest ai search engine released in 2025, our curated directory helps you discover, compare, and choose the right AI tool.
Each tool in our AI Search Engine directory has been verified for quality with direct links to official websites. We update our ai search engine listings daily to ensure you always have access to the newest and most relevant AI tools.
Looking for the best ai search engine? MarkBook includes tools for every use case, from beginners to professionals. Filter by pricing and find exactly what you need.