Observed Signal · Jul 26, 2024 · Technical Release · Source: Trending Topics · Impact: 4/5 · Sentiment: Positive
Meta Launches Muse Spark 1.3 with Agentic AI Gains
Meta announced the rollout of Muse Spark 1.3, the fourth release of the model family in five months, via X. The model is available in Muse Code, Meta's coding assistant competing with Claude Code and OpenAI Codex, and through Meta's API. According to Artificial Analysis benchmarks, the public xhigh variant scores 61 points on the Intelligence Index, tying GPT-5.6 Sol (max), Grok 4.6 (high), and Claude Opus 5 (high). The limited 'max' preview scores 62, trailing only Anthropic's Claude Fable 5.1 and Claude Opus 5. Meta highlighted gains in agentic tasks and scientific reasoning, while pricing remains $0.55 per task for xhigh. Meta has committed to open-weight release of Muse Spark 1.2, but a decision on 1.3 is still pending. A next flagship model codenamed Watermelon is expected in the fall, reportedly matching GPT-5.5 on internal benchmarks.
Meta, a major platform, shipped a new top-tier LLM release with competitive benchmark scores and aggressive pricing; the pending open-weights decision could reshape the AI model landscape that increasingly underpins ad tech and marketing automation.
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Key Takeaways & Evidence Grounding
- Meta released Muse Spark 1.3, available in Muse Code and via its API.
- Muse Spark 1.3 (xhigh) scored 61 on the Artificial Analysis Intelligence Index, tying GPT-5.6 Sol (max), Grok 4.6 (high), and Claude Opus 5 (high).
- The max variant scored 62, ranking behind only Claude Fable 5.1 (66) and Claude Opus 5 (63).
- Muse Spark 1.3 (xhigh) is priced at $0.55 per task, with input tokens at $1.25 and output tokens at $4.25 per million tokens.
- Meta confirmed open weights for Muse Spark 1.2 but has not decided whether to open-weight Muse Spark 1.3.
Connected Companies & Entities
9 Entities mapped“Mark Zuckerberg announced the rollout of Muse Spark 1.3 on X....”
“Only Anthropic's Claude Fable 5.1 (max) and Claude Opus 5 (max) rank ahead of Meta's max variant....”
“Muse Spark 1.3 ties GPT-5.6 Sol (max), and the Watermelon model is said to match GPT-5.5....”
“The best-placed Google model is Gemini 3.8 Flash (high) with 59 points....”
“Kimi K3 (max) from Moonshot AI leads the open-weights ranking with 60 points....”
“GLM-5.3 (max) from Z.ai also scores 60 points in the open-weights ranking....”
“GLM-5.3 (max) from Z.ai also scores 60 points in the open-weights ranking....”
“Alibaba's Qwen3.8 scores 58 points in the open-weights ranking....”
Ontology Mapping & Concepts
Related Market Signals & Shifts
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