Muse Spark 1.3 is a multimodal reasoning model from Meta for long-running agentic, multi-agent, and coding workflows. It improves long-horizon agent collaboration, instruction following, and coding efficiency relative to Muse Spark 1.2.
Models
Every model in the catalog with source-linked pricing, context limits, provider availability, and published benchmark results.
Multimodal Kimi model with 1M context and toggleable max-effort thinking for long-horizon agent work
2.4-trillion-parameter MoE flagship for coding, professional work, multimodal understanding, and long-horizon agentic workflows
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.
Muse Spark is a natively multimodal reasoning model with support for tool-use, visual chain of thought, and multi-agent orchestration.
Dense 27B vision-language model for coding, agent tasks, and image and video understanding
Multimodal Kimi workhorse for agent loops, coding tasks, and visual context
Newer StepFun flash model for faster agents, coding, and multimodal prompts
| Model | Creator | Score | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|---|
| Muse Spark 1.3meta/muse-spark-1.3 | 88.8 | 1.04858M | $1.25 | $4.25 | 2026-09-02 | |||
| Kimi K3moonshotai/kimi-k3 | 88.3 | 1.04858M | $3 | $15 | 2026-07-16 | |||
| Qwen3.8 Maxalibaba/qwen3.8-max | 86.6 | 1M | $2 | $6 | 2026-08-03 | |||
| Muse Spark 1.2meta/muse-spark-1.2 | 82.9 | 1.04858M | $1.25 | $4.25 | 2026-08-05 | |||
| Muse Spark 1.1meta/muse-spark-1.1 | 80.0 | 1.04858M | $1.25 | $4.25 | 2026-04-08 | |||
| Qwen3.8 27Balibaba/qwen3.8-27b | 73.0 | 262.144K | $0.04 | $1.35 | 2026-08-14 | |||
| Kimi K2.6moonshotai/kimi-k2.6 | 64.3 | 262.144K | $0.95 | $4 | 2026-04-20 | |||
| Step 3.7 Flashstepfun/step-3.7-flash | 59.6 | 256K | $0.202 | $1.211 | 2026-05-29 |