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Meta Model API

Public preview. Now available with expanded global access.
Documentation

Start building with Meta Model API

Model API gives you direct, self-serve and affordable access to Muse Spark. Start building your agentic and multi-modal workflows in minutes.
Connect your agents to real, current information with web search grounding, available through the Meta Model API. Turn it on when accuracy matters.
Meta Model API makes it easy to get started: generate a one-click API key, point your existing OpenAI SDK code at it and you're up and running.

Models and pricing

Model
Context window
Input (Mtok)
Cached input (Mtok)
Output (Mtok)
muse-spark-1.3-contributorUsed to improve our products.
1M
$0.10
$0.002
$0.20
muse-spark-1.3Not used to improve our products.
1M
$1.25
$0.15
$4.25
muse-spark-1.2-contributorUsed to improve our products.
1M
$0.10
$0.002
$0.20
muse-spark-1.2Not used to improve our products.
1M
$1.25
$0.15
$4.25
muse-spark-1.1Not used to improve our products.
1M
$1.25
$0.15
$4.25

Muse Image

Model
Price
Muse Image
$0.01 / image

Muse Voice Transcribe

Model
Price / 1,000 min
Price / hour
muse-voice-transcribe-1.0
$3.00
$0.18

Segment Anything Model (SAM)

Model
Leading capability
Price (Image)
Price (Video)
sam-3-1
Segmentation
$2.50/1k images
$0.20/1k frames

Build with OpenRouter

Muse Spark is available on OpenRouter. Developers can build with Muse Spark by swapping it into their existing tools and workflows.
Get started
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View API docs

Cookbooks and quickstarts

Quick start
Your first working request in under five minutes. Point your existing OpenAI SDK compatible client at Meta Model API.
Learn more
Multi-agent orchestration
Stand up a four-profile agentic team that turns a one-line product idea into a working SaaS app.
Learn more
Search grounding
Give your model live access to the web. Add a single tool to your request to get real-time information.
Learn more
Computer use
Give Muse Spark control of an agent that sees the screen, moves the mouse and works out a GUI app on its own.
Learn more
GitHub agent
Build an autonomous GitHub bot on Meta Model API with Muse Spark and OpenCode.
Learn more
Web design
Web design with a coding agent that checks its own work in a real browser.
Learn more
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