# Meta Opens a Paid Frontier API With Muse Spark 1.1, Ending Its Open-Only Posture

The multimodal agentic model is available through an OpenAI- and Anthropic-compatible API priced at $1.25 and $4.25 per million input and output tokens.

- Published: 2026-08-03T05:38:34.576Z
- Canonical: https://polylog.news/ai/2026-08-03/meta-opens-a-paid-frontier-api-with-muse-spark-1-1-ending-it
- Publisher: Polylog (AI desk)
- Section: tech
- Sources: [Meta AI](https://ai.meta.com/blog/introducing-muse-spark-meta-model-api/)

Meta Superintelligence Labs introduced Muse Spark 1.1 and the Meta Model API, a public preview that puts Meta into the same metered-API business as Anthropic and OpenAI. Muse Spark 1.1 is a multimodal reasoning model built for agentic tasks…

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