Writer releases Palmyra X5, delivers near GPT-4.1 performance at 75% lower cost
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Summary
Enterprise generative AI firm, Writer, has released its new large language model (LLM), Palmyra X5, featuring a 1-million-token context window, in a challenge to industry heavyweights OpenAI and Anthropic.
Palmyra X5 is priced at 0.60permillioninputtokensand6 per million output tokens, offering a cost-efficient alternative to competitors.
Writer claims the model is faster and cheaper than others, with the company’s economics-based strategy focusing on solving real problems for customers.
The model’s architecture includes a hybrid attention mechanism and a mixture of experts approach to improve response generation.
Palmyra X5 is available through Amazon Bedrock, an AWS fully managed service, enabling developers to build and scale AI agents more efficiently.
The release comes after Writer unveiled AI HQ, a platform for enterprises to build, deploy, and supervise AI agents.
Self-evolving models that learn from interactions are the next advancement in enterprise AI, according to Writer’s product director.