Question 1

What is Muse Ember and when did Meta release it?

Accepted Answer

Muse Ember is Meta's smallest and most efficient AI model, released on November 9, 2026, for the Meta Model API and the Muse Code agent to run routing, extraction, tool calls, coding subtasks, and long-document parsing.

Question 2

How much does Muse Ember cost?

Accepted Answer

Meta prices it at $0.10 per million input tokens, $0.004 per million cached input tokens, and $0.50 per million output tokens, with a one-million-token context window.

Question 3

How does Muse Ember compare to Claude Haiku 5.5?

Accepted Answer

Artificial Analysis found both scored about 36 on its Intelligence Index, but Ember cost roughly $0.14 per task versus about $0.41 for Haiku; Ember beat Haiku on Terminal-Bench 4.0 while trailing it on FrontierCode 2.0, 27.2% to 34.9%.

muse ember

Meta’s Muse Ember targets AI’s new battleground: Cost per agent task

One sharp brief.
Every day.

muse ember

Meta’s Muse Ember targets AI’s new battleground: Cost per agent task

One sharp brief.Every day.

One sharp brief.
Every day.