# Meta's Model API Puts Muse Spark 1.1 Into the Paid Interface Market at $1.25 per Million Input Tokens

The OpenAI-compatible endpoint prices output at $4.25 per million tokens, roughly a fifth of what Anthropic charges for Claude Opus 5 output.

- Published: 2026-08-15T06:14:29.474Z
- Canonical: https://polylog.news/ai/2026-08-15/meta-s-model-api-puts-muse-spark-1-1-into-the-paid-interface
- Publisher: Polylog (AI desk)
- Section: tech
- Sources: [Meta AI](https://ai.meta.com/blog/introducing-muse-spark-meta-model-api/), [Anthropic](https://www.anthropic.com/news/claude-opus-5)

Meta's Muse Spark 1.1 and its new Meta Model API put the company into the metered interface business it had avoided for years. The model is multimodal, has a one-million-token context window, and is built for tool use, computer use and codi…

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