Muse Spark 1.3 vs o1-pro
Muse Spark 1.3 leads the LLM Stats Score 55.4 to 20.0.
Meta · OpenAI · Updated for 2026
Which is better?
Muse Spark 1.3 leads the overall LLM Stats Score 55.4 to 20.0, ranking #5 overall.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose Muse Spark 1.3
- overall performance matters — it scores 55.4 and ranks #5 on LLM Stats
- your work emphasizes reasoning — it leads those capability indexes
- you want the most recent training data — it shipped Sep 2026
Choose o1-pro
- you are already invested in the OpenAI ecosystem
At a glance
The differences that matter most.
Individual benchmarks
11 reported for Muse Spark 1.3 · 2 for o1-pro
Muse Spark 1.3 and o1-prodon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.
Human preference
Blind head-to-head votes and playground preference scores
Context Window
Maximum input and output token capacity
Only Muse Spark 1.3 specifies input context (1,048,576 tokens). Only Muse Spark 1.3 specifies output context (943,718 tokens).
Input capabilities
Documented input modalities across available providers
Both Muse Spark 1.3 and o1-pro support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Muse Spark 1.3
o1-pro
License
Usage and distribution terms
Both models are licensed under proprietary licenses.
Both models have usage restrictions defined by their respective organizations.
Proprietary
Closed source
Proprietary
Closed source
Release Timeline
When each model was launched
Muse Spark 1.3 was released on 2026-09-02, while o1-pro was released on 2024-12-17.
Muse Spark 1.3 is 21 months newer than o1-pro.
Sep 2, 2026
0 days ago
1.7yr newerDec 17, 2024
1.7 years ago
Knowledge Cutoff
When training data ends
o1-pro has a documented knowledge cutoff of 2023-09-30, while Muse Spark 1.3's cutoff date is not specified.
We can confirm o1-pro's training data extends to 2023-09-30, but cannot make a direct comparison without Muse Spark 1.3's cutoff date.
—
Sep 2023
Outputs Comparison
Judge for yourself.
Run your own prompts against Muse Spark 1.3 and o1-pro side-by-side, then vote on the output you prefer.
FAQ
Common questions about Muse Spark 1.3 vs o1-pro.