Muse Spark 1.3
- TYPE
- Model
- SIGNALS
- 5
- FIRST SEEN
- Sep 2, 2026
- LAST SEEN
- Sep 8, 2026
Recent signals
- Meta's personal AI agent Muse is powered by Muse Spark 1.3 and is free for up to 100M tokens per week; users can get more compute via $20 and $100 monthly tiers (Riley Griffin/Bloomberg) Sep 8, 2026
- Artificial Analysis Coding Agent Index: GPT-6 Astra scored 67, roughly equal to Claude Opus 5, Fable 5, and Muse Spark 1.3, but trailing leader Fable 5.1's 70 (Artificial Analysis) Sep 4, 2026
- Meta AI Released Muse Spark 1.3: An Agentic Coding Model That Uses ~20% Fewer Tool Calls and ~25% Fewer Tokens Than Muse Spark 1.2 Sep 3, 2026
- [AINews] Muse Spark 1.3 matches GPT-5.6-Sol, confirming Meta Superintelligence as the newest Frontier Lab, >90% discount for training Sep 3, 2026
- Muse Spark 1.3 with max reasoning, in limited preview for partners, scores 62 on the Artificial Analysis Intelligence Index, behind only Fable 5.1 and Opus 5 (@artificialanlys) Sep 2, 2026