Muse Spark 1.3 Contributor via the Tokenator API
What the model is for
Muse Spark 1.3 Contributor is the cost-efficient contributor tier of Meta’s multimodal reasoning model for experimentation, learning, and early-stage agentic, multi-agent, and coding workflows. It is designed to track information across extended tasks, work through conflicting inputs, and request clarification or confirmation when needed. Prompts and outputs may be used to improve Meta’s products.
Specification
| Full name | Muse Spark 1.3 Contributor |
| API ID | muse-spark-1.3-contributor |
| Model vendor | Meta |
| Type | Text model (chat / completions) |
| Context window | 1.05M tokens |
| Max output | 128K tokens |
| Image input | yes |
| Tokenator usage multiplier | 0.3× |
| Input modalities | text, image, file |
| Aliases | cursor-muse-spark-1.3-contributor |
| Supported API formats | /v1/chat/completions /v1/responses /v1/messages |
| Upstream providers | 1 |
| Current status | available |
| Data updated | 2026-10-13 |
Upstream providers
| Provider | Multiplier |
|---|---|
| Muse Partner #1 | 0.3× |
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-contributor", "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, DeepSeek Harness, Hermes, Pi, OpenClaw.
See also
FAQ about Muse Spark 1.3 Contributor
What is the API ID of Muse Spark 1.3 Contributor?
muse-spark-1.3-contributor — put this into the model field of your request.
What context window does Muse Spark 1.3 Contributor have?
1.05M tokens; max output is 128K tokens.
How many tokens will a request cost?
(input + output) × 0.3×. 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.