Muse Spark 1.3 Contributor
ModelActiveby Meta · family “muse-spark-contributor”
Muse Spark 1.3 Contributor is the cost-efficient contributor tier of Meta’s multimodal reasoning model for experimentation, learning, and early-stage agentic, multi-agent, and coding workflows. It is designed to track information... (description from the OpenRouter listing)
in: textin: imagein: videoin: fileout: textReasoningTool useStructured output
Epoch Capabilities Index
Not scored by Epoch AI
Released
2 Sep 2026
Context window
1.05M tokens
Max output
944K tokens
Input $ / 1M tokens
$0.10
Output $ / 1M tokens
$0.20
Cached input $ / 1M
$0.002
Each benchmark shown separately with its own source
Benchmark results (0)
No benchmark results recorded for this model.
Source: Epoch AI Benchmarking Hub (CC BY 4.0). “External” rows are leaderboard results Epoch collects from third parties. Best reported setting per benchmark is shown.
API list price over time
Price history
$ per 1M tokens
No data recorded for this period
1 observation (OpenRouter listing). History accumulates with every ingest run; a single point means no change has been observed yet.
Events
- Model launch27d agoMeta releases Muse Spark 1.3 ContributorOpenRouter models API