Muse Spark

Overview

Muse Spark is meta Superintelligence Labs’ proprietary agentic model line—distinct from muse-image/muse-video media generation. Muse Spark 1.1 (July 2026) is Meta’s first model behind a paid meta-model-api.

Recent Developments

• 2026-10-15: meta-muse-spark-open — open-weight 816B/42B active multimodal release with 1M context, Hugging Face weights, and MLX cluster path on M5 Ultra Mac Studios (2026-10-15-meta-muse-spark-open-weight-model-macs)

• 2026-10-12: Superseded in frontier tier by muse-wonder ladder release (2026-10-12-meta-muse-wonder-frontier-model)

• 2026-07-24: Powers consumer Meta AI agentic assistant features (distinct from July 9 developer API) (2026-07-24-meta-ai-muse-spark-agentic-assistant)

• 2026-07-09: Muse Spark 1.1 released with 1M-token context, multi-agent orchestration, improved large-codebase coding, computer-use (2026-07-10-meta-muse-spark-11-api-launch)

• meta-model-api public preview (US): $1.25/Minput,$4.25/M output; $20 free credits; SDK-compatible with OpenAI/Anthropic

• Free “Thinking” mode on meta.ai globally; API US-only waitlist

• April 2026 Muse Spark (Avocado) was closed partner preview—1.1 adds public developer access

• Benchmarks: strong on JobBench, MCP Atlas; trails Opus 4.8 and GPT-5.5 on pure coding per third parties

Related

• meta
• llama
• coding-agents
• agentic-ai
• meta-muse-spark-open
• open-weight-models
• alexandr-wang

Sources

• 2026-10-15-meta-muse-spark-open-weight-model-macs
• 2026-07-10-meta-muse-spark-11-api-launch
• 2026-07-10-meta-muse-spark-datacamp
• 2026-07-10-meta-muse-spark-qz-pricing