Muse Spark 1.3 Contributor is Meta's language model with a 1.0M context window and up to 944K output tokens, available from 3 providers, starting at $0.1 / 1M input and $0.2 / 1M output. A cost-efficient contributor tier of a multimodal reasoning LLM aimed at experimentation, learning, and early-stage agentic and coding workflows.
Specifications
Canonical IDmeta-muse-spark-1-3-contributor
TypeLanguage
StatusActive
CreatorMetaMeta
Providers
Context Window1.0M tokens
Max Output944K tokens
Input ModalitiesAudioImagePDFTextVideo
Output ModalitiesText
Reasoning Effortsdefaultminimalxhigh
Release Date · 10 days ago

Capabilities

Input5/5
Text
Image
Audio
Video
PDF
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities7/13
Reasoning
Adaptive Reasoning·
Function Calling
Parallel Function Calling
Structured Outputs
Native JSON Schema
Web Search
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching
Assistant Prefill·

Pricing by Provider

US Dollar ($)
Per 1M tokens
ProviderStandard
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Web Search
$ / request
Meta logo
Meta
meta/muse-spark-1.3-contributor
$0.1$0.2$0.002N/A
OpenRouter logo
OpenRouter
meta/muse-spark-1.3-contributor
$0.1$0.2$0.002$0.0025
Vercel AI Gateway logo
Vercel AI Gateway
meta/muse-spark-1.3-contributor
$0.1$0.2$0.002N/A

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Muse Spark 1.3 Contributor1.0M$0.100$0.200Current
Muse Spark 1.31.0M$1.25$4.25Available

Model IDs

meta-muse-spark-1-3-contributor
meta/muse-spark-1.3-contributor