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Meta · Language model

Muse Spark 1.1

meta/muse-spark-1.1
  • Language
Released Jul 16, 2026

Muse Spark 1.1 is a multimodal reasoning model from Meta, built for agentic tasks. It accepts text, images, video, and PDF documents and returns text, with a 1M-token context window....

Specifications

Context window
1,048,576 tokens
Max output
943,718 tokens
Input
text, image, video, file
Output
text
Reasoning effort
xhigh, high, medium, low, minimal (always on)
Tokenizer
Other
Moderation
provider-moderated

Supported parameters

Accepted by the model and forwarded as-is by the gateway.

  • max_tokens
  • reasoning
  • reasoning_effort
  • repetition_penalty
  • response_format
  • structured_outputs
  • temperature
  • tool_choice
  • tools
  • top_k
  • top_p

Use it

POST /api/v1/chat/completions · MCP chat · full reference

curl https://omnirail.org/api/v1/chat/completions \
  -H "Authorization: Bearer $OMNIRAIL_KEY" -H "Content-Type: application/json" \
  -d '{"model":"meta/muse-spark-1.1","messages":[{"role":"user","content":"Hello"}],"max_tokens":300}'