Released
Muse Spark 1.3
Meta introduced Muse Spark 1.3.
AI applications
Muse Spark
Current catalog: Muse Spark 1.3 / Muse Spark 1.3 Contributor
What it does
Current first-party model catalog. Historical releases retain their original dates; preview and restricted access are labeled.
Who it’s for
Developers and creators
Release timeline
2The releases collected here, ordered by announcement date. This is a selected history, not a complete changelog.
- vMuse Spark 1.3
- vMuse Spark 1.1Released
Muse Spark 1.1
Muse Spark 1.1 adds long-context reasoning, coding and tool orchestration.
Community & launch discussions
Channels and community spaces provide product context. Linked discussions belong to the listed release; launch platform dates may differ from the official announcement.
Materials & reading
Official introductions, docs, demos and press kits. These describe the product unless a specific release is shown.
- Introducing Muse Spark 1.1
Original page reviewed
Open originalLink checked - Factuality in the ArenaSamples arena battles and checks web-verifiable factual claims, combining factuality with human preference. Preference is not a pure factual-accuracy score.
Original page reviewed
Open originalLink checked - Introducing Muse Spark 1.3
Original page reviewed
Open originalLink checked - Muse Glimmer | MetaProduct background
Original page reviewed
Open originalLink checked - Muse Image | MetaProduct background
Original page reviewed
Open originalLink checked - Muse Voice Transcribe | MetaProduct background
Original page reviewed
Open originalLink checked - Llama 4 | MetaProduct background
Original page reviewed
Open originalLink checked - Muse Spark 1.3 | MetaProduct background
Original page reviewed
Open originalLink checked - Artificial Analysis LLM Leaderboard · 4.3.2Intelligence Index v4.3.2. This is a checked snapshot; older method versions are not directly comparable.Product background
Original page reviewed
Open originalLink checked - Text Arena OverallText preference scores. Preliminary entries and uncertainty are retained; compare within this board.Product background
Original page reviewed
Open originalLink checked - Code Arena WebDev OverallWebDev preference scores. Preliminary entries and uncertainty are retained; compare within this board.Product background
Original page reviewed
Open originalLink checked - Agent Arena OverallAgent Arena measures Net Improvement, not task success rate. Scores depend on the listed configuration.Product background
Original page reviewed
Open originalLink checked - Task-Completion Time Horizons of Frontier AI Models · TH1.1TH1.1 task-completion time horizons. Model-specific chart values were not read; no scores are copied.Product background
Original page reviewed
Open originalLink checked - Arena Text-to-ImageText-to-image preference scores; preliminary entries and generation settings are retained.Product background
Original page reviewed
Open originalLink checked - Artificial Analysis TTS Provider Voice · Provider VoiceBlind listening preference with provider voices; not a controlled-voice or latency comparison.Product background
Original page reviewed
Open originalLink checked
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Coverage
This timeline contains selected, reviewed releases. It is not a complete history.
No recent source-check information is available.
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