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Constellation Gate AI

Constellation Gate AI

A drop-in AI agent defense that blocks attacks and saves tokens.

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Product memo

Constellation Gate AI provides a drop-in proxy for AI agents, offering defense against prompt injection, credential leakage, and hijacked tool calls. It sits between the agent and the LLM, scanning requests and responses to enforce custom policies, redact sensitive data, and automatically compress prompts to reduce token spend. This approach allows users to maintain their existing AI subscriptions or run various models directly through Gate, with all actions logged on an immutable, verifiable audit trail.

For who
AI developers and teams
Solves what
AI agent prompt injection, data leakage, and token waste
  • Drop-in AI agent defense
  • Prompt injection blocking
  • Token cost reduction

In their own words

Drop‑in defense for your AI agent.

Gate sits between your agent and the model, screening every request for attacks and leaks. Cuts your token spend automatically, and configures in minutes.

Operator & company

Operators

6 people

Alex Brandes

Maker · Source-backed

Chad Ponticas

Maker · Source-backed

João Carvalho

Maker · Source-backed

Marcus Vinicius Girolneto Sousa

Maker · Source-backed

Operating model

Business model

Hybrid

Platform

API

Audience

Developers

Product channels

Builder strategy

ProvenRadar analysis

Strategy Type
Niche Specialist
Stage
Vc Growth
Effort
Small Team
About Constellation Gate AI Expand

Constellation Gate AI provides essential security and cost-saving measures for AI agents. Acting as a drop-in proxy, it intercepts requests and responses between your AI agent and the underlying model.

This layer of defense automatically blocks prompt injection attacks, scans for and redacts sensitive information like PII and API keys, and prevents hijacked tool calls. Furthermore, Gate optimizes token usage through compression and caching, leading to significant cost reductions without requiring code modifications.

All actions are logged on an immutable, blockchain-backed audit trail, ensuring verifiable security and compliance for AI deployments.

Competitive context

5 peers · Same primary niche.

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Securenow

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Commercial cues

Model
hybrid
Free tier
Yes
Trial
Available

Pricing strategy

  • Free tier for initial adoption and basic security
  • Pro tier offers advanced security and higher limits

Tech stack

Astro