Meta ships Muse Spark 1.1 — its first coding model with an API

Meta released Muse Spark 1.1, the first model in its Spark coding line to offer an API, with Meta claiming gains in agentic tool-calling and computer use. It landed the same day on Vercel's AI Gateway, so developers can call it without a Meta-only integration — a fresh option in the crowded agentic-coding field.

What it means Another credible coding-agent with open API access — more competition and portability for teams picking an AI coding tool.