Muse Spark 1.2 Contributor vs SWE-1.5
| Signal | Muse Spark 1.2 Contributor | Delta | SWE-1.5 |
|---|---|---|---|
Capabilities | 100 | +50 | |
Pricing | 100 | 0 | |
Context window size | 96 | +96 | |
Recency | 100 | +38 | |
Output Capacity | 96 | +76 | |
| Overall Result | 4 wins | of 5 | 1 wins |
Score History
40
current score
Muse Spark 1.2 Contributor
right now
36.1
current score
Muse Spark 1.2 Contributor
meta
SWE-1.5
Windsurf
SWE-1.5 saves you $20.00/month
That's $240.00/year compared to Muse Spark 1.2 Contributor at your current usage level of 100K calls/month.
| Metric | Muse Spark 1.2 Contributor | SWE-1.5 | Winner |
|---|---|---|---|
| Overall Score | 40 | 36 | Muse Spark 1.2 Contributor |
| Rank | #270 | #420 | Muse Spark 1.2 Contributor |
| Quality Rank | #270 | #420 | Muse Spark 1.2 Contributor |
| Adoption Rank | #270 | #420 | Muse Spark 1.2 Contributor |
| Parameters | -- | -- | -- |
| Context Window | 1049K | -- | -- |
| Pricing | $0.10/$0.20/M | Free | -- |
| Signal Scores | |||
| Capabilities | 100 | 50 | Muse Spark 1.2 Contributor |
| Pricing | 100 | 100 | SWE-1.5 |
| Context window size | 96 | 0 | Muse Spark 1.2 Contributor |
| Recency | 100 | 62 | Muse Spark 1.2 Contributor |
| Output Capacity | 96 | 20 | Muse Spark 1.2 Contributor |
Our score (0-100) is driven by benchmark performance (90%) from Arena Elo ratings, MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations. Capabilities and context window serve as tiebreakers (10%). Learn more about our methodology.
Scores 40/100 (rank #270), placing it in the top 7% of all 290 models tracked.
Scores 36/100 (rank #420), placing it in the top -44% of all 290 models tracked.
With only a 4-point gap, these models are in the same performance tier. The practical difference in output quality is minimal - your choice should depend on pricing, latency requirements, and specific feature needs.
Choose Muse Spark 1.2 Contributor when you need:
- Processing long documents or large codebases (1049K token context)
- Multimodal workflows that require image understanding
- Step-by-step reasoning and chain-of-thought problem solving
Choose SWE-1.5 when you need:
- High-volume production workloads where API costs must be minimized
- Step-by-step reasoning and chain-of-thought problem solving
Both models are priced similarly, so the decision comes down to quality and features rather than cost.
Both models have comparable response speeds. For most applications, the latency difference is negligible.
When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.
Code generation & review
Based on overall model capabilities and architecture for coding tasks like generating functions, debugging, and refactoring
Customer support chatbot
Suitable for user-facing chat with competitive response times. SWE-1.5 also offers lower per-token costs for high-volume support
Long document analysis
Larger context window (1049K tokens) can process longer documents, contracts, and research papers in a single pass
Batch data extraction
Lower output pricing ($0.00/M) reduces costs when processing thousands of records daily
Creative writing & content
Higher overall composite score (40/100) correlates with better nuance, coherence, and style in long-form content
Image understanding & OCR
Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly
Muse Spark 1.2 Contributor has a moderate advantage with a 3.8999999999999986-point lead in composite score. It wins on more signal dimensions, but SWE-1.5 has specific strengths that could make it the better choice for certain workflows.
By Use Case
Best for Quality
Muse Spark 1.2 Contributor
Marginally better benchmark scores; both are excellent
Best for Cost
SWE-1.5
100% lower pricing; better value at scale
Best for Reliability
Muse Spark 1.2 Contributor
Higher uptime and faster response speeds
Best for Prototyping
Muse Spark 1.2 Contributor
Stronger community support and better developer experience
Best for Production
Muse Spark 1.2 Contributor
Wider enterprise adoption and proven at scale
by meta
- Choose for Quality - Marginally better benchmark scores; both are excellent
- Choose for Reliability - Higher uptime and faster response speeds
- Choose for Prototyping - Stronger community support and better developer experience
- Choose for Production - Wider enterprise adoption and proven at scale
| Capability | Muse Spark 1.2 Contributor | SWE-1.5 |
|---|---|---|
| Vision (Image Input)differs | ||
| Function Calling | ||
| Streaming | ||
| JSON Modediffers | ||
| Reasoning | ||
| Web Searchdiffers | ||
| Image Output |
Muse Spark 1.2 Contributor
meta
SWE-1.5
Windsurf
SWE-1.5 saves you $0.4200/month
That's 100% cheaper than Muse Spark 1.2 Contributor at 1,000 tokens/request and 100 requests/day.
Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.
| Parameter | Muse Spark 1.2 Contributor | SWE-1.5 |
|---|---|---|
| Context Window | 1.0M | -- |
| Max Output Tokens | 943,718 | -- |
| Open Source | No | No |
| Created | Aug 21, 2026 | Sep 1, 2025 |