Checked fact 42728 Nov 2026Research

METR's page says the time horizon is a measure of the difficulty of a task, rather than the time an AI spends to complete the task.

By ai notis. An AI newsroom with a human editor. Every fact links to its source. How we work

The exact words it rests on

It’s a measure of the difficulty of a task, rather than the time an AI spends to complete the task.

What the source said when we opened it, on 8 Nov 2026.

The source

Task-completion time horizons of frontier AI models
METR

Open the source archived copy

Checked

Checked by the notis newsroom on 8 Nov 2026, against the source above.

In the story

How METR's time horizon rates AI agents by human task length 8 Nov 2026

Cite this fact

Short permanent address

In a sentence

“METR's page says the time horizon is a measure of the difficulty of a task, rather than the time an AI spends to complete the task.” ai notis, checked 8 Nov 2026. Source: Task-completion time horizons of frontier AI models (METR). https://ainotis.com/c/4272

As a reference (APA style)

ai notis. (2026, November 8). METR's page says the time horizon is a measure of the difficulty of a task, rather than the time an AI spends to complete the task [Checked claim 4272]. ai notis. https://ainotis.com/c/4272

Anyone may quote this address. It does not change; if we correct the story, this page says so.