AI-Powered Context Management

Stop AI Hallucinations
Before They Start

ContextAnchor automatically tracks, summarizes, and anchors your AI conversations across ChatGPT, Claude, and Gemini — so your chatbot never loses context or makes things up.

See How It Works
94%
Less Hallucination
Context Length
3
Free Chats
ContextAnchor — Chat Session: "Product Strategy Q2"
U
We decided on React Native for the mobile app. Can you help me plan the API endpoints?
Based on our earlier discussion about the React Native choice and your PostgreSQL + Supabase backend, here are the recommended REST endpoints...
U
Wait, didn't we choose Flutter earlier?
⚠️ Context Check:In message #3, you explicitly chose React Native over Flutter. I've anchored this decision. Would you like to change it?
🧠 Context Anchors
✓ Tech Stack: React Native + Supabase + PostgreSQL
✓ Target: iOS & Android launch Q2 2026
⚠️ Contradiction detected: Flutter vs React Native (msg #3 vs #12)
Token Usage: 4,200 / 10,000

Everything You Need to Ground Your AI

Six powerful tools that work together to keep your AI conversations accurate, consistent, and hallucination-free.

🔄

Rolling Summaries

Automatically compresses and summarizes conversation history every N messages, preserving critical context while staying within token limits.

Context Anchoring

Pins important decisions, facts, and agreements as immutable anchors that persist throughout the entire conversation.

⚠️

Hallucination Detection

Real-time contradiction detection compares new responses against anchored facts and flags inconsistencies instantly.

✏️

Prompt Editor

Visual prompt editor with syntax highlighting, version history, and template library for crafting perfect system prompts.

📊

Token Monitor

Real-time token usage tracking with smart alerts before you hit context window limits. Never lose context mid-conversation.

🤖

Multi-Model Support

Switch between GPT-5.5, Claude Opus 4.7, and Gemini 3.1 Pro seamlessly. One interface, every major AI model.

Four Steps to Grounded AI

ContextAnchor works silently in the background, keeping your AI honest.

1

Pick Your Model

Choose from GPT-5.5, Claude Opus 4.7, or Gemini 3.1. Add an optional system prompt to set context.

2

Chat Naturally

Talk as usual. ContextAnchor records and summarizes in real-time behind the scenes.

3

Auto-Anchor

Key decisions and facts are automatically pinned as context anchors.

4

Stay Grounded

If the AI contradicts itself, you get instant warnings with source references.

Start Free, Go Pro

Try ContextAnchor with 3 free chat sessions. No credit card required.

Free
$0 forever

Perfect for trying ContextAnchor

  • 3 chat sessions total
  • Rolling summaries
  • Basic hallucination alerts
  • Prompt template library
  • Cross-platform sync
  • Priority support
MOST POPULAR
Pro
$9.99 / month

Unlimited AI sessions, all features

  • Unlimited chat sessions
  • Advanced context anchoring
  • Real-time hallucination detection
  • Full prompt template library
  • All models: GPT-5.5, Claude, Gemini
  • Priority support

Ready to Anchor Your AI?

Join thousands of professionals who trust ContextAnchor to keep their AI conversations grounded and hallucination-free.