Welcome to FLTR

FLTR is a powerful Context as a Service platform that makes your documents searchable and accessible to AI applications through the Model Context Protocol (MCP).

What is FLTR?

FLTR transforms your documents into AI-ready datasets with:

Semantic Search: Hybrid vector + keyword search with optional reranking
Multimodal Support: Process PDFs, images, text, and more
MCP Integration: Native support for Claude Desktop, VS Code, Cursor, and other MCP clients
RESTful API: Simple HTTP API for any programming language
Real-time Processing: Automatic document chunking and embedding

Key Features

MCP-Native

Built-in OAuth 2.1 support for Claude Desktop, VS Code, and Cursor

Powerful Search

Hybrid search combining vector similarity and keyword matching

Simple API

RESTful API with comprehensive documentation and examples

Low-Code Ready

Integrate with Zapier, Make, n8n, and other automation platforms

Quick Start

Get started with FLTR in just a few steps:

Create an Account

Generate an API Key

Navigate to Settings → API Keys and create your first API key

Make Your First Request

Use our API to create a dataset and upload your first document

Follow the Tutorial

Complete step-by-step guide to your first integration →

Authentication Methods

FLTR supports three authentication methods to fit your use case:

Method	Rate Limit	Best For
Anonymous	50 requests/hour	Testing, public datasets
API Key	1,000 requests/hour	Scripts, services, integrations
OAuth/MCP	15,000 requests/hour	MCP clients, web applications

API Keys

For scripts and services

OAuth 2.1

For MCP clients

Sessions

For web applications

Use Cases

For AI Developers

Build AI applications with semantic search over your documents:

RAG (Retrieval Augmented Generation) systems
Knowledge bases for AI agents
Document Q&A systems
Research assistants

For No-Code Builders

Integrate FLTR into your workflows:

Zapier automations
Make.com scenarios
n8n workflows
Custom webhooks

For Enterprises

Enterprise-ready features:

Team collaboration
Credit-based usage
Advanced security
Custom embedding models

What’s Next?

Getting Started Guide

Learn the basics and make your first API call

API Reference

Explore all available endpoints and features

Integration Guides

Connect FLTR with your favorite tools

Troubleshooting

Common issues and solutions

Need Help?

Documentation: Browse this documentation for guides and examples
Support: Email us at support@fltr.com
GitHub: Check out our GitHub for code examples
Status: View system status at status.fltr.com

​Welcome to FLTR

​What is FLTR?

​Key Features