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IN THE FIELD GUIDE

Cortexial

cortexial.ai

Cortexial.ai is an AI chat workspace that enables seamless multi-model conversations with models like Claude, Gemini, GPT-4, Mistral, and DeepSeek. It features automatic PII masking to ensure sensitive data never reaches any model provider, maintaining user privacy.

THE PRODUCT, BEYOND THE PITCH

Editorially reviewed · Sources checked Oct 3, 2026

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A good fit for

  • Individuals exploring multi-model AI with moderate usage needs.
  • Professionals who rely on AI daily and require advanced features and privacy controls.

Know the limitations

  • Free plan limits conversation history to 7 days and file uploads to 1 MB with 3 files per month.

What you can do

  • Comparing AI model responses side-by-side to evaluate different perspectives.
  • Grounding AI conversations in user-uploaded documents and knowledge bases for context-specific assistance.

Features

  • Switch between multiple AI models mid-conversation without losing context.
  • Automatic PII masking that detects and tokenizes sensitive data before sending to model providers.
  • Parallel mode to ask all models at once and compare answers side-by-side in real time.
  • Organize conversations by projects and folders, with attached knowledge bases and custom context per project.
  • Upload documents such as reports, code, notes, and PDFs to ground conversations in user data.

Integrations

Not confirmed yet.

Platforms & data export

Not confirmed yet.

THE COST FOR YOUR TEAM

Go beyond the starting price.

Published plan prices for your team size and usage. Results update as you type. Taxes, currency conversion and unlisted add-ons are excluded, and anything the source did not state is called out rather than guessed.

Cheapest fit for 1 person, all 1 tools

$0.00/month

$0.00 a year on these plans.

Plan costs based on your requirements
Tool / planMonthlyPer yearWhat this assumes
Cortexial logoCortexial

FreeCheapest fit

Flat subscription

$0.00$0.00

Automatically extracted from the linked pricing source. Seat allowances, usage limits, taxes and terms are not confirmed — check them with the provider.

Cortexial logoCortexial

Saver

Flat subscription

$9.99$119.88

Automatically extracted from the linked pricing source. Seat allowances, usage limits, taxes and terms are not confirmed — check them with the provider.

Cortexial logoCortexial

Ultra

Flat subscription

$99.99$1,199.88

Automatically extracted from the linked pricing source. Seat allowances, usage limits, taxes and terms are not confirmed — check them with the provider.

A practical workflow

  1. Start a conversation by signing up or signing in with Google; no credit card is required for the free tier.
  2. Pose a question once and receive answers from multiple AI models in the same thread, with the ability to switch active models mid-conversation.
  3. Upload documents to a project knowledge base to ground conversations in custom user data.

Based on the sources below. Editorial review does not imply hands-on product testing.

Alternatives to explore

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Candidates based on category and primary feature. Check feature and pricing differences before switching.

Chatfaster logo

Chatfaster

✓ Reviewed

ChatFaster is a privacy-first AI chat platform that integrates multiple large language models (LLMs) like ChatGPT, Claude, Gemini, and more into one interface. It allows users to bring their own API keys, organize conversations with folders, and sync data with end-to-end encryption while keeping data local and private.

multimind logo

Multimind is a platform that sends a single question to over 20 frontier AI models in parallel, allowing users to compare answers side by side and synthesize them into a single verdict. It supports models like Claude, GPT-5.5, Gemini, Grok, DeepSeek, and Kimi, providing a unified subscription and interface to manage multiple AI models simultaneously.

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Sources & research

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