Muse Spark 1.2 Contributor API
About
Build advanced reasoning agents with Muse Spark 1.2 Contributor, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.10/1M input and $0.20/1M output tokens, native tool calling support. Access Muse Spark 1.2 Contributor via the OpenRouter API with up to 944K output tokens.
Capabilities
Input Modalities
textimagevideopdf
Limits
Context Window
1.0M
Tokens
Input Limit
1.0M
Tokens
Max Output
944K
Tokens
Pricing
Standard (per 1M tokens)
Input
$0.10
Output
$0.20
Caching (per 1M tokens)
Read
$0.0020
Frequently Asked Questions
Muse Spark 1.2 Contributor by OpenRouter costs $0.10 per 1M input tokens and $0.20 per 1M output tokens. Cached reads cost $0.0020 per 1M tokens.
Model Details
ID
meta/muse-spark-1.2-contributor
Provider
OpenRouterFamily
muse
Release Date
Aug 21, 2026
Knowledge Cutoff
N/A
API Integration
NPM Package
@openrouter/ai-sdk-provider
Environment Variables
OPENROUTER_API_KEY
API Base URL
https://openrouter.ai/api/v1