Meta: Muse Spark 1.3

meta/muse-spark-1-3

Muse Spark 1.3 is a multimodal reasoning model from Meta for long-running agentic, multi-agent, and coding workflows.

Modalities
In / out per 1M$1.25 / $4.25
Context1M
ReleasedSep 2, 2026

Providers

1 provider serves this model upstream.

Providers serving this model
ProviderInput /MOutput /MCache read /MLatency P50Throughput P50Uptime
Meta$1.25$4.25$0.154.04s72 tps99.76%

Market-wide measurements, refreshed every 15 minutes. They describe who serves Muse Spark 1.3 in general, not how ProjectCOZY routes your requests.

Pricing

List rates per 1M tokens — what Muse Spark 1.3 costs pay-as-you-go elsewhere, not what you pay here.

Input
$1.25
per 1M tokens
Output
$4.25
per 1M tokens
Cache read
$0.15
per 1M cached tokens
Included in every pass
Muse Spark 1.3 is included in every ProjectCOZY pass at no extra cost — one flat rate, no per-token metering. The rates above are there for comparison.

Performance

Time to first token and output speed across every provider, over the last 3 days.

0.0s50.0s100.0s150.0s200.0s
Oct 11, 12 AMOct 11, 8 AMOct 11, 4 PMOct 12, 12 AMOct 12, 8 AMOct 12, 4 PMOct 13, 12 AMOct 13, 8 AMOct 13, 4 PMOct 14, 12 AMOct 14, 8 AM
Median 90th percentile 99th percentile
0 tok/s50 tok/s100 tok/s150 tok/s200 tok/s
Oct 11, 12 AMOct 11, 8 AMOct 11, 4 PMOct 12, 12 AMOct 12, 8 AMOct 12, 4 PMOct 13, 12 AMOct 13, 8 AMOct 13, 4 PMOct 14, 12 AMOct 14, 8 AM
Median 90th percentile 99th percentile

Uptime

100% of requests were served successfully over the last 3 days, across all providers.

Last 3 daysAvailability 98.22%
Oct 11, 2:00 PMNow
Availability over the last 24 hoursAvailability 99.48%
100% 95% 90% 85%
Oct 13, 2:40 PMNow

Apps

Tools that most often run Muse Spark 1.3, by tokens this week.

Activity

1651.1B tokens processed market-wide in the last month.

050.0B100.0B150.0B200.0B
Sep 14Sep 19Sep 24Sep 29Oct 4Oct 9Oct 14
Tokens

FAQ

Which model id do I use for Muse Spark 1.3?
meta/muse-spark-1.3. Send it as the model field from any OpenAI-compatible client, against http://192.168.1.55/v1.
How much context does Muse Spark 1.3 hold?
1,048,576 tokens per request, of which up to 943,718 can be the response.
What can it accept and return?
Input: text, image, video, file. Output: text.
What does Muse Spark 1.3 cost on a pass?
Nothing beyond the pass itself. Pay-as-you-go elsewhere it lists at $1.25 per 1M input tokens and $4.25 per 1M output tokens.
Who built Muse Spark 1.3?
Meta, in the Muse family.

Explore

Other models your pass can call.