Muse Spark 1.1 API

Meta's multimodal reasoning model built for agentic tasks, with a 1M token context window, computer use, and parallel sub-agents.

Modalities
Text, ImageText
In / Out price
$1.32/$4.5per 1M
Context window
1.05M tokens
Released
Jul 9, 2026

Muse Spark 1.1 overview

The pelican test: one prompt, every text model, unedited SVG output from Nov 3, 2026.

SVG of a pelican riding a bicycle, written by Muse Spark 1.1 through AI/ML API

Muse Spark 1.1 by Meta

Muse Spark 1.1 is a chat model from Meta for text, image and file inputs, combining vision and reasoning with tool calling and structured text outputs.

Muse Spark 1.1 specs

Model ID
meta/muse-spark-1.1
Developer
Meta
Context window
1,048,576 tokens
Input
Text, Image
Output
Text
API
OpenAI-compatible, base URL https://api.aimlapi.com/v1

Capabilities

  • Reasoning
  • Function calling
  • Vision
  • Web search
  • Structured outputs
  • Streaming

Muse Spark 1.1 benchmarks by Artificial Analysis

See how Muse Spark 1.1 compares in generation speed and latency. Data retrieved Nov 3, 2026.

Speed

Output tokens / second

Benchmark results

Compare 6 models available on AI/ML API across 5 independent benchmarks.

Humanity's Last Exam

Expert-written questions across academic subjects.

Muse Spark 1.1 API pricing

Muse Spark 1.1 pricing in US dollars
UsagePriceUnit
Input$1.321M tokens
Output$4.51M tokens
Cached input$0.15871M tokens

Prices from the AI/ML API price list, checked on Nov 4, 2026.

Muse Spark 1.1 vs other models: token prices

AI/ML API input and output rates for 5 models, per million tokens.

AI/ML API model prices in USD per million tokens
ModelInputOutput
Muse Spark 1.1$1.32$4.5
Muse Glimmer 30B$0.3703$1.59
Muse Spark Open$1.32$4.5
Muse Spark 1.3$1.32$4.5
Muse Wonder$4.23$21.16

How to use the Muse Spark 1.1 API

View docs

Build with your agent

Give your agent the model details, code and documentation.

1Get your API key

Create API key
export AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"

2Make your first request

curl 'https://api.aimlapi.com/v1/chat/completions' \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "meta/muse-spark-1.1",
  "messages": [
    {
      "role": "user",
      "content": "Write a haiku about the ocean."
    }
  ]
}'

Related articles

All posts

Muse Spark 1.1 FAQ

What is the context window of Muse Spark 1.1?

Muse Spark 1.1 has a 1,000,000 tokens context window and can return up to 128,00 tokens.

What inputs and outputs does Muse Spark 1.1 support?

Muse Spark 1.1 takes text, image, file in as input and returns text out.

What is the model ID for Muse Spark 1.1?

Use meta/muse-spark-1.1 as the model id.

When was Muse Spark 1.1 released?

Muse Spark 1.1 became available on July 9, 2026.

How much does Muse Spark 1.1 cost?

Muse Spark 1.1 costs $1.32 input and $4.5 output per 1M tokens on AI/ML API, billed as you go with no subscription.

Does Muse Spark 1.1 support streaming?

Yes, Muse Spark 1.1 can stream responses as they are generated.

Can Muse Spark 1.1 read images?

Yes, Muse Spark 1.1 accepts image input alongside text.

Who created Muse Spark 1.1?

Muse Spark 1.1 was built by Meta.

Does Muse Spark 1.1 support computer use?

Yes, computer use is listed among its features.

Can Muse Spark 1.1 call multiple tools in parallel?

Yes, it supports parallel tool calling.

Start building with Muse Spark 1.1

Muse Spark 1.1 API

meta/muse-spark-1.1

Build with your agent

Give your agent the model details, code and documentation.

1Get your API key

Create API key
export AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"

2Make your first request

curl 'https://api.aimlapi.com/v1/chat/completions' \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "meta/muse-spark-1.1",
  "messages": [
    {
      "role": "user",
      "content": "Write a haiku about the ocean."
    }
  ]
}'