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eforus-overseer

octobrowser-mcp

octo_start_one_time_profile

Create and launch a temporary browser profile that is removed upon stopping, enabling faster scraping sessions.

Instructions

Create and start a one-time (temporary) profile.

It is removed once stopped and starts faster than a regular profile, which suits scraping.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
osNoFingerprint OSwin
headlessNoRun without a GUI

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv0.3.0

TDQS

A4.2/5.0
Behavior4/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

With no annotations, the description carries the burden and does disclose important behavior: the profile is temporary, removed once stopped, and starts faster than a regular profile. It does not discuss failure modes or cleanup details, but the core lifecycle is transparent.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Two sentences with no filler; the key differentiator and intended use are front-loaded. Every sentence earns its place.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness4/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

For a 2-parameter tool with an output schema and no required parameters, the description covers purpose, lifecycle, and typical use. It could be slightly more explicit about alternatives, but nothing essential is missing.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema descriptions cover both parameters completely, including the os enum/default and headless boolean/default. The tool description adds no parameter-specific meaning, so the baseline 3 applies.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

Description opens with a specific verb and resource: 'Create and start a one-time (temporary) profile.' It clearly differentiates from regular profiles by noting it is removed once stopped and starts faster, which distinguishes it from siblings like octo_start_profile and octo_start_profile_by_name.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines4/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

The description gives an explicit use case ('suits scraping') and contrasts with a regular profile's persistence/speed. It does not name sibling tools or state when not to use it, but the context is clear enough to guide tool selection.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.