Writer: Palmyra X5
Palmyra X5 is Writer's most advanced model, purpose-built for building and scaling AI agents across the enterprise. It delivers industry-leading speed and efficiency on context windows up to 1 million tokens, powered by a novel transformer architecture and hybrid attention mechanisms. This enables faster inference and expanded memory for processing large volumes of enterprise data, critical for scaling AI agents.
Undisclosed
Parameters
1.0M tokens
Context Window
Proprietary
License
Jan 21, 2026
Released
๐ฐ Pricing
Input
$0.60
per 1M tokens
Output
$6.00
per 1M tokens
API Available
This model is accessible via API for integration into your applications.
โญ Related Models
Claude 3.5 Sonnet
Anthropic
The model that defined a generation. Fast, smart, and incredibly capable across coding, analysis, and creative tasks.
Claude 3.5 Haiku
Anthropic
Ultra-fast and cost-effective. Best for high-volume tasks where speed matters more than peak intelligence.
GPT-4o Mini
OpenAI
Compact and affordable. Surprisingly capable for its price point, ideal for high-volume applications.