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Muse Spark 1.3

Tools
meta/muse-spark-1.3

1M context · Sep 2026 · 4 upstreams

Meta's Muse Spark 1.3 is a multimodal reasoning model for complex agentic tasks. It accepts text, images, video, audio, and PDF documents, returns text, and offers a 1M-token context window.

Bring your own keyAnyRouter has no platform route for Muse Spark 1.3. Requests use your key and bill your provider account. AnyRouter adds no fee.
context
1M
input / 1M (list)
$1.25
output / 1M (list)
$4.25
routes
4
speed, 24h
—

Upstreams

4
  1. 1AIHubMixYour key · not addedyour planTPS —TTFT ——
  2. 2Vercel AI GatewayYour key · not addedyour planTPS —TTFT ——
  3. 3MetaYour key · not addedyour planTPS —TTFT ——
  4. 4OpenRouterYour key · not addedyour planTPS —TTFT ——
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Details

Owner
Meta
Kind
Vision
Released
Sep 2026
Context
1M
Data policy
Provider retention
Endpoint
/api/v1/chat/completions

Quick start

curl https://anyrouter.dev/api/v1/chat/completions \
  -H "Authorization: Bearer $ANYROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "meta/muse-spark-1.3",
  "messages": [
    {
      "role": "user",
      "content": "Say hi in 3 words."
    }
  ]
}'