Last updated: March 2026

Best Free AI Memory & Search Tools

Top free ai memory & search tools with no cost plans or free tiers for budget-conscious users.

AI Memory & Search

Quick Verdict

If you need free and ai-memory-&-search, go with Ajelix. Budget pick: Mem0 Platform.

Comparison First

Top 4 tools side by side

Criteria	AjelixTop Pick AI Memory & Search	Mem0 PlatformRunner Up AI Memory & Search	Agno (formerly Phidata)Strong Choice AI Memory & Search	Trello AI Memory & Search
Best for	AI Memory & Search	Customer support agents that need to recall a customer’s prior issue, preferred contact method, account context, and previous resolution without asking the same questions every session.	Building production-ready AI agents in Python with code-level control over architecture and behavior.	Marketing and editorial workflow management with visual campaign tracking
Starting price	Free (Pro from $20/mo)	Free	Free	$0
Free option	Yes	Yes	Yes	No
Skill level	intermediate	developer	developer	no-code
Key features	Persistent AI workspace with file storage up to 10GB • Natural language to VBA script generation • Interactive dashboard and web app creation	Persistent AI agent memory • Memory add, search, update, and delete operations • REST API	Performance-oriented Python agent framework • AgentOS runtime for production-scale deployment • Multi-modal agent creation for text, images, audio, and video when supported by the configured models and tools	Kanban boards with drag-and-drop cards • Butler automation engine • 200+ Power-Up integrations

Buying Guide

Workflow Fit

Start with tools that clearly map to budget ai memory & search users workflows instead of generic assistants. The winner should remove a full step from the job, not just autocomplete text.

Buying Guide

Grounding Quality

For retrieval-heavy stacks, ingestion quality, chunking, citations, and filtering matter more than raw model branding. Weak grounding will poison downstream outputs.

Buying Guide

Integration Surface

Check whether the tool plugs into the systems you already use. For this group, the biggest gains usually come from context sharing, handoffs, and automation coverage.

Buying Guide

Pricing Model

Watch for usage-based pricing, seat minimums, and enterprise gating. Cheap entry plans matter less than predictable cost once the workflow becomes part of the stack.

Ranked Recommendations

16 tools compared

#1Top Pick

Ajelix

AI Memory & Search

An AI workspace for Excel that generates VBA scripts, builds dashboards, and creates web apps from your spreadsheet data. Upload files, describe what you need, and get working outputs you can share.

Best for

AI Memory & Search

Starting price

Free (Pro from $20/mo)

Why it matched

Score 10

Persistent AI workspace with file storage up to 10GBNatural language to VBA script generationInteractive dashboard and web app creation

Match reasons

Primary category match: AI Memory & Search
Highest overall score and feature completeness
Well-documented pros and cons

Tool CTA

Shortlist Ajelix if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Ajelix Visit Ajelix

#2Runner Up

Mem0 Platform

AI Memory & Search🔴Developer

A managed memory service that gives your AI agents persistent, personalized memory — your AI remembers every user's preferences and history.

Best for

Customer support agents that need to recall a customer’s prior issue, preferred contact method, account context, and previous resolution without asking the same questions every session.

Starting price

Free

Why it matched

Score 10

Persistent AI agent memoryMemory add, search, update, and delete operationsREST API

Match reasons

Primary category match: AI Memory & Search
Strong alternative with solid feature set
Well-documented pros and cons

Tool CTA

Shortlist Mem0 Platform if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Mem0 Platform Visit Mem0 Platform

#3Strong Choice

Agno (formerly Phidata)

AI Memory & Search🔴Developer

Build AI assistants that can search the web, query databases, use tools, remember context, and coordinate with other agents through a Python framework.

Best for

Building production-ready AI agents in Python with code-level control over architecture and behavior.

Starting price

Free

Why it matched

Score 10

Performance-oriented Python agent frameworkAgentOS runtime for production-scale deploymentMulti-modal agent creation for text, images, audio, and video when supported by the configured models and tools

Match reasons

Primary category match: AI Memory & Search
Good option with competitive features
Well-documented pros and cons

Tool CTA

Shortlist Agno (formerly Phidata) if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Agno (formerly Phidata)Visit Agno (formerly Phidata)

Trello

AI Memory & Search🟢No Code

Trello is like a digital whiteboard covered in movable sticky notes that your entire team can see, rearrange, and update from anywhere — perfect for visual thinkers who want to track work without learning complicated software.

Best for

Marketing and editorial workflow management with visual campaign tracking

Starting price

Why it matched

Score 10

Kanban boards with drag-and-drop cardsButler automation engine200+ Power-Up integrations

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist Trello if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Trello Visit Trello

MotorHead

AI Memory & Search🔴Developer

A simple memory server for AI chatbots that stores conversation history and auto-summarizes old messages using Redis and OpenAI.

Best for

Adding persistent memory to an LLM chat application so users can continue conversations across sessions.

Starting price

Free

Why it matched

Score 10

Conversation memory storage and retrievalAutomatic sliding window managementIncremental LLM-based summarization

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist MotorHead if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View MotorHead Visit MotorHead

LangMem

AI Memory & Search🔴Developer

Memory building blocks for AI agents — lets your AI remember important facts and context across long conversations.

Best for

Long-lived customer support copilots that need to remember a user's account history, preferences, and prior issues across sessions

Starting price

Free

Why it matched

Score 10

Semantic Memory ExtractionEpisodic Memory FormationProcedural Memory and Prompt Optimization

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist LangMem if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View LangMem Visit LangMem

Supabase Vector

AI Memory & Search🔴Developer

Adds AI-powered search to your Supabase database. Find information by meaning, not just keywords, without managing extra infrastructure.

Best for

Full-stack RAG applications on Supabase: Teams already using Supabase for auth, storage, and APIs who want to add semantic search without provisioning a separate vector database. One platform for the entire backend.

Starting price

Free

Why it matched

Score 10

Workflow RuntimeTool and API ConnectivityState and Context Handling

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist Supabase Vector if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Supabase Vector Visit Supabase Vector

Upstash Vector

AI Memory & Search🔴Developer

A serverless vector database that charges per request with no idle costs. Works from edge runtimes like Cloudflare Workers. Free tier includes 10K queries per day.

Best for

Serverless RAG Applications: Build retrieval-augmented generation apps on Vercel, Cloudflare Workers, or AWS Lambda where traditional vector databases require connection pooling workarounds. Upstash Vector's REST API works natively.

Starting price

Free

Why it matched

Score 10

REST-based vector search APIBuilt-in embedding generationMetadata filtering

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist Upstash Vector if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Upstash Vector Visit Upstash Vector

Agentic.ai

AI Memory & Search🟢No Code

AI-powered news monitoring and intelligence platform that deploys customizable agents to track any topic across a broad source network, deduplicate coverage, and deliver role-specific briefings through analytical lenses.

Best for

AI product teams tracking competitor launches, model releases, and new agent framework developments across specialist and mainstream publications

Starting price

Free

Why it matched

Score 10

AI agent creation for custom topic monitoringNews source deduplication and clusteringMultiple perspective analysis through lenses

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist Agentic.ai if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Agentic.ai Visit Agentic.ai

#10

Cognee

AI Memory & Search🔴Developer

Cognee is an open-source agent memory platform that builds a hybrid knowledge graph and vector index from your data so LLM agents recall structured facts, not just nearest-neighbour text chunks. Free Hobby, usage-based Growth, custom Enterprise.

Best for

Agent builders who hit the wall on naive RAG and need entity-aware retrieval for complex queries about customers, contracts, or projects

Starting price

Free

Why it matched

Score 10

Workflow RuntimeTool and API ConnectivityState and Context Handling

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist Cognee if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Cognee Visit Cognee

#11

Letta (formerly MemGPT)

AI Memory & Search🔴Developer

Letta gives AI agents persistent memory that can carry selected context across sessions, helping developers build long-running assistants and applications that need continuity beyond a single context window.

Best for

Building a customer support assistant that remembers previous support tickets, product preferences, and unresolved issues across multiple conversations.

Starting price

Free ($0/month)

Why it matched

Score 10

Persistent memory across sessionsVirtual context managementSelf-editing memory agents

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist Letta (formerly MemGPT) if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Letta (formerly MemGPT)Visit Letta (formerly MemGPT)

#12

Milvus

AI Memory & Search🔴Developer

A powerful open-source database for AI applications that handles large-scale vector search, recommendations, and retrieval.

Best for

Enterprise RAG over large internal knowledge bases: Store embeddings for millions or billions of document chunks, apply metadata filters for permissions or departments, and retrieve relevant context for AI assistants with low latency.

Starting price

Free

Why it matched

Score 10

Large-Scale Vector SearchMultiple Index Types (IVF, HNSW, DiskANN, GPU)Hybrid Search (Vector + Scalar Filtering)

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist Milvus if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Milvus Visit Milvus

#13

Taskade

AI Memory & Search

Taskade is an AI-native productivity platform that combines task management, note-taking, mind mapping, and team collaboration with built-in AI agents. Users can create custom AI agents that automate workflows, generate content, and manage projects autonomously. The platform offers over 1,000 AI-...

Best for

Remote teams running weekly sprints who need a single workspace combining task boards, meeting notes, and video standups without switching between Jira, Notion, and Zoom

Starting price

Why it matched

Score 9

Custom AI agents for workflow automation with no-code setupAI-powered project and task generation from natural language promptsReal-time collaboration with built-in chat, video calls, and screen sharing

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist Taskade if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Taskade Visit Taskade

#14

RAGFlow

AI Memory & Search🔴Developer

An open-source system for building AI that answers questions from your documents — with deep understanding of complex document formats.

Best for

Building enterprise knowledge-base assistants over PDFs, scanned files, office documents, spreadsheets, images, structured records, and web pages.

Starting price

Free

Why it matched

Score 9

Deep Document Understanding: Parses PDFs, Word docs, and more with structure-aware chunking that preserves tables, headers, figures, and hierarchical relationships.Visual Chunk Editor: Web UI showing exactly how each document was chunked, with the ability to manually adjust boundaries and verify parsing quality.Citation Tracking: Every generated answer includes links to specific source chunks, enabling users to verify claims against original documents.

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist RAGFlow if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View RAGFlow Visit RAGFlow

#15

Thunkable

AI Memory & Search🟡Low Code

AI-powered drag-and-drop platform for creating native mobile applications with advanced logic, API integration, and cross-platform deployment

Best for

Educators teaching computational thinking and app development in K-12 or university courses, using Thunkable's visual blocks to introduce programming concepts without syntax barriers

Starting price

Freemium

Why it matched

Score 4.4

AI-powered app generation from natural language promptsDrag-and-drop visual interface builder with native UI componentsBlock-based logic programming for complex app workflows

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist Thunkable if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Thunkable Visit Thunkable

#16

Cohere Command

AI Memory & Search🔴Developer

Enterprise AI platform with the Command family of language models, offering flexible deployment (cloud, on-premises, hybrid), agentic tool use, RAG capabilities, and fine-tuning for business applications.

Best for

Enterprise knowledge management and intelligent document search across millions of internal documents using Compass and the Embed/Rerank stack

Starting price

Free trial available; enterprise pricing on request

Why it matched

Score 4.2

Enterprise-focused AI with on-premises deploymentCommand model family with 7 specialized variantsAgentic tool use and workflow automation

Match reasons

Primary category match: AI Memory & Search
Well-documented pros and cons

Tool CTA

Shortlist Cohere Command if you need a stronger fit for budget ai memory & search users around free and ai-memory-&-search.

View Cohere Command Visit Cohere Command

Frequently Asked Questions

What is the best tool for budget ai memory & search users?+

Based on our analysis, Ajelix is the top choice for budget ai memory & search users. It excels in ai memory & search and offers the best combination of features, usability, and integration capabilities for this specific use case.

What's the most affordable option for budget ai memory & search users?+

Mem0 Platform offers the best value for budget ai memory & search users. It provides essential features at a competitive price point while maintaining quality and reliability.

How did you choose these ai memory & search tools?+

We evaluated tools based on four key criteria: workflow fit for budget ai memory & search users, depth in ai memory & search, integration capabilities, and pricing model. Each tool was scored on how well it addresses the specific needs and challenges faced by budget ai memory & search users.

Can I try these tools before committing?+

Most of the recommended tools offer free trials or free tiers. We recommend testing the top 2-3 options that match your specific requirements before making a final decision. This hands-on evaluation will help you determine which tool best fits your workflow and team needs.

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Criteria

AjelixTop Pick

AI Memory & Search

Mem0 PlatformRunner Up

AI Memory & Search

Agno (formerly Phidata)Strong Choice

AI Memory & Search

Trello

AI Memory & Search

Best for

AI Memory & Search

Customer support agents that need to recall a customer’s prior issue, preferred contact method, account context, and previous resolution without asking the same questions every session.

Building production-ready AI agents in Python with code-level control over architecture and behavior.

Marketing and editorial workflow management with visual campaign tracking

Starting price

Free (Pro from $20/mo)

Free

Free option

Yes

Skill level

intermediate

developer

no-code

Key features

Persistent AI workspace with file storage up to 10GB • Natural language to VBA script generation • Interactive dashboard and web app creation

Persistent AI agent memory • Memory add, search, update, and delete operations • REST API

Performance-oriented Python agent framework • AgentOS runtime for production-scale deployment • Multi-modal agent creation for text, images, audio, and video when supported by the configured models and tools

Kanban boards with drag-and-drop cards • Butler automation engine • 200+ Power-Up integrations

Frequently Asked Questions

What is the best tool for budget ai memory & search users?+

What's the most affordable option for budget ai memory & search users?+

Mem0 Platform offers the best value for budget ai memory & search users. It provides essential features at a competitive price point while maintaining quality and reliability.

How did you choose these ai memory & search tools?+

Can I try these tools before committing?+