Muse Spark 1.3 vs Seed 2.0 Pro
Muse Spark 1.3 leads the LLM Stats Score 54.0 to 39.5. Seed 2.0 Pro is 1.8x cheaper per token.
Meta · ByteDance · Updated for 2026
Which is better?
Muse Spark 1.3 leads the overall LLM Stats Score 54.0 to 39.5, ranking #7 overall.
On price, Seed 2.0 Pro is roughly 1.8x 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 Muse Spark 1.3
- overall performance matters — it scores 54.0 and ranks #7 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
Choose Seed 2.0 Pro
- cost matters — it's about 1.8x cheaper per token
At a glance
The differences that matter most.
Individual benchmarks
11 reported for Muse Spark 1.3 · 6 for Seed 2.0 Pro
Muse Spark 1.3 and Seed 2.0 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
Pricing Analysis
Price comparison per million tokens
For input processing, Muse Spark 1.3 ($1.25/1M tokens) is 2.5x more expensive than Seed 2.0 Pro ($0.50/1M tokens).
For output processing, Muse Spark 1.3 ($4.25/1M tokens) is 1.4x more expensive than Seed 2.0 Pro ($3.00/1M tokens).
In conclusion, Muse Spark 1.3 is more expensive than Seed 2.0 Pro.*
* 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 Seed 2.0 Pro's 256,000 tokens. Muse Spark 1.3 can generate longer responses up to 943,718 tokens, while Seed 2.0 Pro is limited to 131,072 tokens.
Input capabilities
Documented input modalities across available providers
Both Muse Spark 1.3 and Seed 2.0 Pro support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Muse Spark 1.3
Seed 2.0 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 Seed 2.0 Pro was released on 2026-02-14.
Muse Spark 1.3 is 7 months newer than Seed 2.0 Pro.
Sep 2, 2026
2 weeks ago
6mo newerFeb 14, 2026
7 months ago
Knowledge Cutoff
When training data ends
Seed 2.0 Pro has a documented knowledge cutoff of 2024-01-01, while Muse Spark 1.3's cutoff date is not specified.
We can confirm Seed 2.0 Pro's training data extends to 2024-01-01, but cannot make a direct comparison without Muse Spark 1.3's cutoff date.
—
Jan 2024
Provider Availability
Muse Spark 1.3 is available from Meta Model API. Seed 2.0 Pro is available from DeepInfra.
Muse Spark 1.3
Seed 2.0 Pro
Outputs Comparison
Judge for yourself.
Run your own prompts against Muse Spark 1.3 and Seed 2.0 Pro side-by-side, then vote on the output you prefer.
FAQ
Common questions about Muse Spark 1.3 vs Seed 2.0 Pro.