Meta: Muse Spark 1.2

Text input Video input Image input File input Audio input Text output
Author's Description

Muse Spark 1.2 is a reasoning model from Meta, designed for complex agentic tasks. It accepts text, images, video, audio, and PDF documents, returns text, and offers a 1M-token context...

Key Specifications
Cost
$$$$$
Context
1M
Released
Aug 05, 2026
Speed
Ability
Reliability
Supported Parameters

This model supports the following parameters:

Temperature Tool Choice Reasoning Include Reasoning Tools Top P Response Format Max Tokens Structured Outputs
Features

This model supports the following features:

Structured Outputs Response Format Reasoning Tools
Performance Summary

Meta's Muse Spark 1.2, a reasoning model designed for complex agentic tasks with a 1M-token context, demonstrates competitive response times, ranking in the 55th percentile across seven benchmarks. However, its pricing is positioned at a premium level, falling into the 15th percentile. A standout feature is its exceptional reliability, achieving a 100% success rate across all benchmarks, indicating minimal technical failures. The model exhibits strong performance across various benchmark categories. It achieves perfect accuracy in General Knowledge, making it the most accurate model at its price point and among models of comparable speed. Its Coding and Instruction Following capabilities are also highly impressive, scoring 97.0% and 91.0% accuracy respectively, placing it in the top percentiles for these tasks. Reasoning and Mathematics also show solid performance at 94.0% and 93.0% accuracy. While its Email Classification accuracy of 98.0% is good, it ranks in the 50th percentile, suggesting more competitive models exist in this specific area. Overall, Muse Spark 1.2's key strengths lie in its high accuracy across complex reasoning, coding, and knowledge-based tasks, coupled with its robust reliability, making it a powerful tool despite its premium cost.

Model Pricing

Current Pricing

Feature Price (per 1M tokens)
Prompt $1.25
Completion $4.25
Input Cache Read $0.15
Web Search $2500

Price History

Available Endpoints
Provider Endpoint Name Context Length Pricing (Input) Pricing (Output)
Meta
Meta | meta/muse-spark-1.2-20260805 1M $1.25 / 1M tokens $4.25 / 1M tokens
Benchmark Results
Benchmark Category Reasoning Strategy Free Executions Accuracy Cost Duration
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