OpenRouter also announces Muse Spark 1.3 Contributor is live as the cost-efficient tier for experimentation, learning, and early agentic/coding workflows. Listed around $0.10 in / $0.20 out per 1M tokens (vs ~$1.25/$4.25 on the standard tier); prompts and outputs may be used to improve Meta products.

Key Takeaways

  • ✓Contributor tier launched same day as Muse Spark 1.3 for low-cost trials.
  • ✓Listed ~$0.10/$0.20 per 1M tokens vs ~$1.25/$4.25 on the standard tier.
  • ✓Good for early agentic/coding experiments; prompts/outputs may improve Meta products.
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Muse Spark 1.3 · in: $1.25 / out: $4.25
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Up NextOpenRouter lists Meta Muse Spark 1.3 for long-running agentic and coding workflows
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