Gemini Agent (Project Mariner)

AI Ultra (US only)1 min read

0.5%

Success rate on web task benchmark

0

Simultaneous tasks supported

What does 83.5% success rate mean?

WebVoyager is a benchmark that tests whether an AI agent can complete real world web tasks like booking reservations, filling forms, and comparing products across websites. An 83.5% success rate means Gemini Agent completes roughly 5 out of 6 tasks correctly without human intervention.

Project Mariner 2026 roadmap

Enterprise API

Q1 2026

API access for business integrations

Mariner Studio

Q2 2026

Visual builder for creating task flows

Cross device sync

Q3 2026

Tasks synced across all your devices

Agent marketplace

Q4 2026

Shared and community built agent templates