Llama 3.1 8B Instruct vs Muse Spark 1.3
Muse Spark 1.3 leads the LLM Stats Score 55.4 to -2.4. Llama 3.1 8B Instruct is 4.2x cheaper per token.
Meta · Meta · Updated for 2026
Which is better?
Muse Spark 1.3 leads the overall LLM Stats Score 55.4 to -2.4, ranking #5 overall.
On price, Llama 3.1 8B Instruct is roughly 4.2x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Muse Spark 1.3 also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose Llama 3.1 8B Instruct
- cost matters — it's about 4.2x cheaper per token
- you need open weights you can self-host or fine-tune
Choose Muse Spark 1.3
- overall performance matters — it scores 55.4 and ranks #5 on LLM Stats
- your work emphasizes reasoning and coding — it leads those capability indexes
- you process long inputs — it offers a 1,048,576 token context window
- you want the most recent training data — it shipped Sep 2026
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
18 reported for Llama 3.1 8B Instruct · 11 for Muse Spark 1.3
Llama 3.1 8B Instruct and Muse Spark 1.3don'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
Pricing Analysis
Price comparison per million tokens
For input processing, Llama 3.1 8B Instruct ($0.03/1M tokens) is 3.3x cheaper than Muse Spark 1.3 ($0.10/1M tokens).
For output processing, Llama 3.1 8B Instruct ($0.03/1M tokens) is 6.7x cheaper than Muse Spark 1.3 ($0.20/1M tokens).
In conclusion, Muse Spark 1.3 is more expensive than Llama 3.1 8B Instruct.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Muse Spark 1.3 accepts 1,048,576 input tokens compared to Llama 3.1 8B Instruct's 131,072 tokens. Muse Spark 1.3 can generate longer responses up to 943,718 tokens, while Llama 3.1 8B Instruct is limited to 131,072 tokens.
Input capabilities
Documented input modalities across available providers
Muse Spark 1.3 supports multimodal inputs, whereas Llama 3.1 8B Instruct does not.
Muse Spark 1.3 can handle both text and other forms of data like images, making it suitable for multimodal applications.
Llama 3.1 8B Instruct
Muse Spark 1.3
License
Usage and distribution terms
Llama 3.1 8B Instruct is licensed under Llama 3.1 Community License, while Muse Spark 1.3 uses a proprietary license.
License differences may affect how you can use these models in commercial or open-source projects.
Llama 3.1 Community License
Open weights
Proprietary
Closed source
Release Timeline
When each model was launched
Llama 3.1 8B Instruct was released on 2024-07-23, while Muse Spark 1.3 was released on 2026-09-02.
Muse Spark 1.3 is 26 months newer than Llama 3.1 8B Instruct.
Jul 23, 2024
2.1 years ago
Sep 2, 2026
0 days ago
2.1yr newerKnowledge Cutoff
When training data ends
Llama 3.1 8B Instruct has a documented knowledge cutoff of 2023-12-31, while Muse Spark 1.3's cutoff date is not specified.
We can confirm Llama 3.1 8B Instruct's training data extends to 2023-12-31, but cannot make a direct comparison without Muse Spark 1.3's cutoff date.
Dec 2023
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Provider Availability
Llama 3.1 8B Instruct is available from Lambda, DeepInfra, Groq, Sambanova, Cerebras, Hyperbolic, Together, Fireworks, Bedrock. Muse Spark 1.3 is available from Meta Model API.
Llama 3.1 8B Instruct
Muse Spark 1.3
Outputs Comparison
Judge for yourself.
Run your own prompts against Llama 3.1 8B Instruct and Muse Spark 1.3 side-by-side, then vote on the output you prefer.
FAQ
Common questions about Llama 3.1 8B Instruct vs Muse Spark 1.3.