Muse Spark Open is an 816B total / 42B active open-weight multimodal reasoning model from Meta for coding and long-horizon agentic work, with 1M-token context.
Model catalog
Models
Every model in the catalog with source-linked pricing, context limits, provider availability, and published benchmark results.
14 providers
Muse Spark 1.2 is a coding-focused update to Muse Spark 1.1 with improvements in code generation, complex debugging, codebase understanding, and end-to-end developer workflows.
18 providers
Muse Spark is a natively multimodal reasoning model with support for tool-use, visual chain of thought, and multi-agent orchestration.
17 providers
2.4-trillion-parameter MoE flagship for coding, professional work, multimodal understanding, and long-horizon agentic workflows
33 providers
Multimodal Kimi model with 1M context and toggleable max-effort thinking for long-horizon agent work
82 providers
| Model | Creator | Score | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|---|
| Muse Spark Openmeta/muse-spark-open | 61.8 | 1.04858M | $1.25 | $4.25 | 2026-10-15 | |||
| Muse Spark 1.2meta/muse-spark-1.2 | 61.6 | 1.04858M | $1.25 | $4.25 | 2026-08-05 | |||
| Muse Spark 1.1meta/muse-spark-1.1 | 54.7 | 1.04858M | $1.25 | $4.25 | 2026-04-08 | |||
| Qwen3.8 Maxalibaba/qwen3.8-max | 53.4 | 1M | $2 | $6 | 2026-08-03 | |||
| Kimi K3moonshotai/kimi-k3 | 52.9 | 1.04858M | $3 | $15 | 2026-07-16 |