Muse Spark 1.3 Contributor
meta/muse-spark-1.3-contributor- Meta
- Family · Muse Spark 1 Contributor
- Text · Image · Video · File → Text
- Reasoning · adjustable
- Tools · JSON · Vision
Not on OSMEXO yet
Spec & list price
Context1M
Max output944K
Input / 1M$0.10
Output / 1M$0.202× input
Usage
Tokens / day336.4B▼ 13% 7d
Usage rank#18
Requests / day3.2M
Tool calls / req0.50
Per request · 30 days
Avg input60.6K4.0× median
Avg output8841.3× median
Cache hit82%1.2× median
Reasoning share63%1.1× median
Tool-call failures2.3%1.2× median
Consumption
Peak 481.8B 18 OctLow 173.3B 4 OctRank today #18
News & trends
News · latest from Meta
- Meta Networking at the 2026 OCP Global Summit: Open Innovation for Scale-Up, Scale-Out, and Scale-Across AI NetworksMeta Engineering · 26 Oct
- Scale Agentic Coding Workflows with Meta’s Muse Spark Open on NVIDIA GB300 NVL72NVIDIA · 15 Oct
- Meta Muse Spark Open is live on Together AITogether AI · 15 Oct
- Welcome Muse Spark Open: open-weight frontier multimodal mixture-of-experts model from Meta15 Oct
Speed
Output speed#97/33391 tok/s1.4× faster than median
First token#2932.98 s2.9× longer than median
Technical details
- Reasoning
- on · medium
- Tokenizer
- Other
- Moderation
- moderated
Reasoning effort
- max
- xhigh
- high
- medium · default
- low
- minimal
Request parameters 12
- tools
- tool_choice
- response_format
- structured_outputs
- reasoning
- reasoning_effort
- include_reasoning
- temperature
- top_p
- top_k
+2 more
- max_tokens
- repetition_penalty
When to use
Best for
- Reasoning-heavy assistants with adjustable effort
- Image, video and file understanding
- Analysis of very long documents
- Agents with tool calling and structured output
Think twice for
- Self-hosting (closed weights)
- Audio input
- Image generation
Same family
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