Measured on Composite
This model has not carried enough traffic on Composite yet to publish a success rate, a latency figure or a traffic rank. The numbers appear here once it has.
AI model
Meta: Muse Ember
meta/muse-ember
Meta: Muse Ember is a 1,048,576-token model served on Composite at $0.125 per million tokens in and $0.625 per million tokens out.
Try in PlaygroundSpecifications
| Model ID | meta/muse-ember |
|---|---|
| Provider | cv11 |
| Context window | 1,048,576 tokens |
| Accepts | text, image, video, file, audio |
| Returns | text |
| Input price | $0.125 per million tokens |
| Output price | $0.625 per million tokens |
| Prompt caching | Supported — cached input is billed at the provider's cache rate, on credits and plans alike |
| Web search | $0.0031 per result |
| Thinking | Always on for this model |
| Moderated | Yes - by the provider |
| Cost on a monthly plan | About 1.3 plan credits per typical call (8k in, 1k out) |
| Routing endpoints | 2 (base plus 1 routing variant) |
Routing variants
The same model behind 1 alternative endpoint. Call the id directly to pin a route; the base id above picks for you.
| Route | Model ID | Provider | Price |
|---|---|---|---|
| cheapThink | meta/muse-ember:cheapThink |
cv11 | $0.125 per million tokens input · $0.625 per million tokens output |
Pricing
$0.125 per million tokens input · $0.625 per million tokens output
Credits pay the provider’s price plus 25%; cache hits cost less.
On a monthly plan, a typical call (8k tokens in, 1k out) uses about 1.3 plan credits, at the provider's own price.
Provider
cv11
Roleplay fit
Llama models are a widely-supported open baseline, useful when you want predictable, well-documented behavior.
Context behavior
With a 1,048,576-token context window, it can hold a long-running roleplay or a full lorebook in memory without losing earlier plot details, so it suits multi-session campaigns and character cards with heavy backstory.
Cost for regular use
It is priced low enough for high-volume daily roleplay without the per-message cost adding up quickly.
From the provider
Muse Ember is the smallest and most efficient model from Meta that’s designed for complex reasoning execution and the work agents repeat all day: tool calls, coding agent subtasks, routing,...
Supplied by cv11, not written by Composite.
Related models
Meta: Muse Spark Open · Meta: Muse Wonder · Meta: Muse Spark 1.3 Contributor