← Back to model catalog
Meta Muse Spark 1.3 S Closed Meta's multimodal reasoning model released on September 3, 2026, built for long-running agentic, multi-agent and coding workflows. It natively accepts text, images, video and PDF documents and returns text, with a 1M-token context window (up to ~944K output tokens), adjustable reasoning effort, tool calling and structured outputs. Cached input is $0.15/M.
USD / 1M tokens
※ Same price as 1.2/1.1; cached input $0.15/M
Price source openrouter.ai ↗ ai.meta.com ↗
Latest change：Up 125% vs previous（$0.294 → $0.662 / 1M）
12 snapshots · 2026-04-28 → 2026-08-17
Current: $0.662 Period low: $0.294 (2026-05-20) Period high: $1.177 (2026-04-28) First tracked: $1.177 (2026-04-28)
Context window 1M Tokens
Max output 943K Tokens
Input modalities Text · Image · Video · PDF
License Closed Key capabilities
Multi-agent parallel collaboration Zero-shot tool calling Adjustable reasoning effort Structured outputs Video & PDF understanding Computer control Best for
End-to-end software development Multi-agent workflow orchestration Video & long-document understanding Computer-control automation Repo-level code analysis
What does Meta Muse Spark 1.3 cost? Meta Muse Spark 1.3 is priced at $4.25 output and $1.25 input (USD per 1M tokens)
How large is the context window of Meta Muse Spark 1.3? Meta Muse Spark 1.3 has a 1M Tokens context window with up to 943K Tokens output.
Where can I access Meta Muse Spark 1.3? Official channels: Website and API platform. Data is refreshed daily and cross-checked against two independent sources; please confirm pricing and specs on the vendor page.