
Project Mariner
Web AI Agent that autonomously navigates and completes web tasks.
🛡️ AgentReady threat assessment
MAESTRO 7-layer threat model + OWASP AIVSS risk score for Project Mariner, derived from its capabilities.
These scores are auto-generated from public information (the agent's own listing, docs, and repository) using the canonical OWASP AIVSS formula and the MAESTRO framework — an estimate for guidance, not a penetration test, audit, or certification. See the scoring methodology. Are you the vendor? Factual corrections are free.
Overview
Project Mariner is an experimental AI agent developed by Google DeepMind, built on the Gemini 2.0 model. It operates as a Chrome extension, capable of understanding and interacting with web content, including text, images, and forms. The agent can autonomously navigate websites, execute searches, and complete tasks on behalf of the user, acting as a versatile digital assistant for web-based activities
Key features
- Autonomous web navigation and task completion
- Multimodal data processing (text, images, audio, video)
- Reasoning capabilities for complex task planning
- Real-time logging of actions for user oversight
- Ability to ask for clarification when needed
- Integration with Chrome browser
Use cases
- Automating research tasks (e.g., finding contact information for multiple companies)
- Assisting with online shopping (creating shopping lists, finding products)
- Booking travel arrangements (flights, hotels)
- Finding and compiling information from multiple websites
- Automating repetitive web-based tasks
- Assisting with recipe searches and meal planning