Muse Spark 1.3 via the Tokenator API
What the model is for
Muse Spark 1.3 is a multimodal reasoning model from Meta for long-running agentic, multi-agent, and coding workflows. It is designed to keep track of information across extended tasks, work through conflicting inputs, and request clarification or confirmation when needed, with an emphasis on concise execution.
Specification
| Full name | Muse Spark 1.3 |
| API ID | muse-spark-1.3 |
| Model vendor | Meta |
| Type | Text model (chat / completions) |
| Context window | 1M tokens |
| Max output | 128K tokens |
| Image input | yes |
| Tokenator usage multiplier | 9× |
| Input modalities | text, image, audio, video, file |
| Aliases | cursor-muse-spark-1.3 |
| Supported API formats | /v1/chat/completions /v1/responses /v1/messages |
| Upstream providers | 1 |
| Current status | available |
| Data updated | 2026-09-02 |
Upstream providers
| Provider | Multiplier |
|---|---|
| Unified LLM API | 9× |
A request goes to the first available provider by priority; if it fails, Tokenator switches to the next one.
Example request
curl https://api.tokenator.top/v1/chat/completions \ -H "Authorization: Bearer sk-your-tokenator-key" \ -H "Content-Type: application/json" \ -d '{ "model": "muse-spark-1.3", "messages": [{"role": "user", "content": "Hello"}] }'
Compatible tools
The model can be used in any tool that accepts a custom base URL: Claude Code, Codex CLI, OpenCode, Cursor, Cline, Kilo Code, Cherry Studio, OpenClaw.
See also
FAQ about Muse Spark 1.3
What is the API ID of Muse Spark 1.3?
muse-spark-1.3 — put this into the model field of your request.
What context window does Muse Spark 1.3 have?
1M tokens; max output is 128K tokens.
How many tokens will a request cost?
(input + output) × 9×. See the documentation for details.
Which tools support this model?
Any tool that accepts a custom base URL: Claude Code, Codex CLI, OpenCode, Cursor, Cline, Kilo Code. Setup guides are in the integrations section.