Kit for AI vs Supermemory
Supermemory is a personal memory engine for your bookmarks and notes. If you want an all-in-one, private and cheaper AI memory & knowledge tool that also converts documents, remembers, recalls and searches the web, Kit for AI is the better fit.
What Supermemory does well
Supermemory is great for capturing and re-finding your own content — bookmarks, tweets, and notes — with an AI search layer on top.
Why teams choose Kit for AI
- Built for teams and agents, not just personal recall: multi-document knowledge bases that return cited, grounded answers your app can trust.
- Production ingestion and retrieval — PDF/Office/HTML/URL plus vision-model OCR into clean Markdown, then hybrid search with reranking — behind a public REST API and MCP server.
- Private local-AI answers, a typed SDK, and a predictable flat price built for programmatic use, not a consumer capture app.
How Kit for AI is built
The difference isn't just scope — it's technique. Here's what drives more accurate, cheaper, more private answers.
Hybrid retrieval, not vector-only
Most memory and RAG tools rank passages by vector similarity alone, which misses exact terms and names. Kit for AI fuses dense vector search with keyword search using Reciprocal Rank Fusion, then reranks the shortlist with a cross-encoder — so the passage that actually answers the question lands first. Higher precision means fewer chunks in the prompt, and fewer tokens billed.
Grounded answers that cite — or decline
Every answer is generated only from your retrieved passages and cites the exact source. When your documents don't cover a question, the model says so instead of inventing an answer. No confident hallucinations, no untraceable claims.
Token-efficient ingestion
Sources aren't dumped in raw. PDFs, Office files, HTML, URLs and scanned images run through a conversion ladder — including vision-model OCR — into clean, structured Markdown. Clean input cuts token counts sharply versus raw extraction, and gives the model less noise to reason over.
Private by default
Answers run on our own models, so your documents and memories aren't sent to a third-party LLM. You get the retrieval quality without handing your corpus to OpenAI or Anthropic.
One surface, zero retrieval infra
Convert, knowledge bases, memory (remember/recall), web search and skills are one REST API, one MCP server, and a typed SDK. No vector database to run, no embedding pipeline to maintain, no chunking strategy to tune — it's managed end to end.
Feature comparison
| Feature | Kit for AI | Supermemory |
|---|---|---|
| Retrieval technique | Hybrid (vector + keyword) fused with RRF, then cross-encoder reranking | Vector similarity |
| Grounded, cited answers | Cites every source; declines when your docs don't cover it | Personal recall |
| Document → clean Markdown / JSON | PDF, Office, HTML, URLs, images/OCR — token-efficient | Limited |
| AI OCR for scans & images | Vision-model OCR → structured Markdown | Limited |
| Retrieval infrastructure to run | None — no vector DB, embeddings or chunking to manage | Managed (consumer app) |
| Local / private AI (no third-party LLM) | Runs on our own models | Hosted LLM (OpenAI/Anthropic) |
| Developer surface | REST API + MCP server + typed SDK | Limited |
| Agent memory (remember / recall) | Built-in, deduplicated, semantic | Separate product |
| All-in-one (convert → KB → memory → skills → search) | One platform, one API | Personal memory |
| Starting price | Free tier · Pro $9/mo | Consumer subscription |
Pricing
Supermemory is tuned for individual knowledge capture — bookmarks, notes, recall. Kit for AI's $9/mo Pro plan is built for production agents and apps: conversion, cited knowledge bases, memory and web search behind one API and MCP.
FAQ
- Is Kit for AI a Supermemory alternative for developers?
- Yes. Where Supermemory focuses on personal capture, Kit for AI exposes knowledge bases, document conversion, memory and search over a REST API and MCP server with a typed SDK — built to be queried by your app or agent, not just a person.
- Does Kit for AI give cited answers?
- Every answer is grounded in your documents and cites the exact passage it came from, and declines when your knowledge base doesn't cover the question — instead of surfacing a loosely related note.
- Can my agent use it over MCP?
- Yes. Kit for AI ships an MCP server, so clients like Claude can search your knowledge bases, convert documents, and remember or recall facts with no custom integration.
- Is it private?
- Answers run on our own local models, so your documents and memories aren't sent to a third-party LLM.
Switch to the all-in-one AI toolkit
Convert, build a knowledge base, remember, recall, run skills and search — one API, private models, from free.