Muse Spark 1.3 Contributor

meta/muse-spark-1.3-contributor

Muse Spark 1.3 at up to 95% off.

cmd --model meta/muse-spark-1.3-contributor
Intelligence index
not yet scored
Coding index
not yet scored
Input
$0.10 /M
Output
$0.20 /M
Cache read
$0.002 /M
Agent-loop cost
$0.03 /M in
Context window
1.05M tokens
Released
September 2, 2026
Modalities
→

vs. the lineup

Muse Spark 1.3 Contributor beside its stablemates and nearest rivals. The ◆ marks the best value in each column across every row shown.

pin a rival:
ModelIntelligenceCodingInput $/MOutput $/MBlended $/MContext
Muse Spark 1.348.1◆75.8◆$1.25$4.25$21.05M◆
Muse Spark 1.239.672.2$1.25$4.25$21.05M◆
Muse Spark 1.133.771.3$1.25$4.25$21.05M◆
Muse Spark 1.3 Contributor ◆——$0.10◆$0.20◆$0.13◆1.05M◆
Muse Spark 1.2 Contributor——$0.10◆$0.20◆$0.13◆1.05M◆
Muse Spark Open——$1.25$4.25$21.05M◆
DeepSeek V4 Pro (latest)pinned3668.8$0.66$1.98$0.991M
DeepSeek V4 Flash (latest)pinned3469.1$0.15$0.60$0.261M

usage calculator

How far a month of credits goes on Muse Spark 1.3 Contributor.

Input tokensfresh prompt
800
Output tokensmodel reply
180
Cache read tokensre-read context
50K
cost / request $0.0002 · in $0.10 · out $0.20 · cache $0.002 per M
fresh input 37%output 17%cache reads 46%
Requests / 30 days
28K
$6 credits ÷ $0.0002 per request
~5.6K quick fixes~1.1K bug fixes~185 feature PRs

what real work costs

Real coding tasks priced end to end on Muse Spark 1.3 Contributor, from a quick lookup to a full-repo agent run.

One agent task
$0.0072
180K in at 75% cache hit, 12K out
What you pay
$0.04 /M
all-in across every token that task touched
Sticker input
$0.10 /M
cache reads bill at $0.002 /M instead
TaskTokens in · outMuse Spark 1.3 ContributorClaude Haiku 4.5
Quick lookup / one-liner8K · 1K$0.0003$0.0065
Review a 500-line PR60K · 4K$0.0027$0.04
Fix a bug (agent loop)180K · 12K$0.0072$0.12
Refactor a module320K · 20K$0.01$0.21
Full-repo agent run900K · 45K$0.03$0.49

frequently asked

How much does Muse Spark 1.3 Contributor cost?
$0.10/M input and $0.20/M output, cache reads $0.002/M. In an agent loop most input is cache-read, so the effective input rate is about $0.03/M.
Which plan do I need?
Available on Go and above.
How do I switch to it?
Run cmd --model meta/muse-spark-1.3-contributor, or type /model in a session and pick it. You can switch mid-session without losing context.

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Benchmarks from Artificial Analysis (v4.3)commandcode.ai/models/muse-spark-1-3-contributor