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Compare performance benchmarks, coding intelligence, reasoning evaluations, context limits, and API economics between Muse Spark Open (Meta) and Ling 3.1 Flash (InclusionAI).
| Metric / Capability | Muse Spark Open | Ling 3.1 Flash |
|---|---|---|
| Developer / Organization | Meta | InclusionAI |
| Release Date | 2026-10-15 | 2026-10-02 |
| Deployment / Weights | Open Weights | Proprietary Cloud API |
| Context Window | 1.0M tokens (1,048,576 tokens) | 262K tokens (262,144 tokens) |
| Input Pricing (/1M Tokens) | Free (Open Weights) | $0.075 |
| Output Pricing (/1M Tokens) | Free (Open Weights) | $0.225 |
| Benchmark / Domain | Muse Spark Open | Ling 3.1 Flash | Advantage |
|---|---|---|---|
Artificial Analysis Intelligence Index Composite index aggregating 10+ evaluations of general reasoning and knowledge. | — | 41.1% | — |
Artificial Analysis Coding Agent Index v2.0 Composite index of coding-agent systems (model + harness) across FrontierCode v1.1, SWE-Atlas-QnA, and Terminal-Bench v4. | 26.3% | — | — |
SWE-bench Pro Harder, contamination-resistant successor to SWE-bench spanning multiple languages. | — | 68.7% | — |
Terminal-Bench 4.0 Sandboxed command-line tasks requiring shell and file-system operation. | — | 46.0% | — |
ARC-AGI-2 Novel visual grid puzzles requiring abstract rule induction. | 57.5% | — | — |
Humanity's Last Exam Expert-written questions across hundreds of disciplines designed to resist saturation. | — | 37.4% | — |
Design Arena ELO Human-preference ELO across UI, 3D, data-visualization, and game-dev generations. | 1338 | — | — |
Both models perform neck-and-neck across available benchmarks, with Muse Spark Open and Ling 3.1 Flash each excelling in distinct tasks.
Muse Spark Open offers a larger context capacity of 1.0M tokens (1,048,576 tokens), compared to 262K tokens for Ling 3.1 Flash.
Muse Spark Open is more cost-effective. Input tokens cost $Free (Open Weights)/M tokens vs $0.075/M tokens for Ling 3.1 Flash.
Muse Spark Open is an open-weights model. Ling 3.1 Flash is a proprietary cloud API.
Analyze 130+ models side-by-side using interactive radar charts, cost-efficiency quadrant plots, and live dataset filters on the full NeuBench index.
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