LLM
GA
Proprietary
Muse Spark 1.3
Long-context retrieval and document analysis
Release2026-10
Context1M
Max output128,000 tokens
ParametersUndisclosed
Local / VRAMAPI only
LicenseProprietary
Overview
Muse Spark 1.3 is a model in the LLM category from Meta AI. It was released in 2026-10. The vendor is based in US. Best for: Long-context retrieval and document analysis.
Notes: Low confidence: based only on secondary/rumor sources; pricing, access, and technical figures are unverified.
Strengths
- Top of the long-context leaderboard
- Fast
Limits
- Pricing/access unclear
- Little non-benchmark information
Specifications
| Vendor | Meta AI |
|---|---|
| Category | LLM |
| Release | 2026-10 |
| Status | GA |
| License | Proprietary |
| Commercial use | Not specified |
| Context window | 1M |
| Max output tokens | 128,000 |
| Input modalities | Text, Image |
| Output modalities | Text |
| Prompt types | Text |
| Negative prompts | No |
| Max outputs | 1 |
| Local deployment | No |
| API access | Yes |
| Pricing | Unknown |
| Confidence | Low |
| Vendor country | US |
| Vendor type | Frontier lab |
Pricing & hardware
Unknown
API-only: local GPU memory is not applicable. API access is available.