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Release: Australia · Updated: 2026-03-12 · Official documentation · View source

Large language models used by Now Assist in Document Intelligence

Now Assist in Document Intelligence uses large language models (LLMs) to perform generative AI and agentic AI capabilities.

You can select the LLM when creating a use case.The LLM can also be selected for the AI agent to use when processing documents and images.

Multimodal LLMs can support image mode, as they are capable of processing multiple types of inputs like text, sound, images, and more, to generate a text response. Processing may take longer for image inputs.

Note: The document and visual insights AI agent only uses multimodal LLMs. The text-only Now LLM Service is not a supported model for the AI agent.

The following table lists the available LLMs for Now Assist in Document Intelligence.

LLMHighlights
Now Assist defaultUse the LLM selected as the default for all Now Assist skills. For more information, see Manage AI models.
Now LLM Service - LargeText-only model used for AI-driven solutions to support natural language understanding, automation, and decision support.
Now LLM Service - SmallText-only model used for enterprise AI applications by enhancing text-based automation and content generation within ServiceNow workflows.
Google Cloud - Gemini LargeMultimodal model with advanced reasoning and problem-solving capabilities.
Google Cloud - Gemini SmallMultimodal model with strong performance in summarization, rewriting, and content transformation.
Azure OpenAI - GPT LargeMultimodal model with a strong performance on tasks involving analysis, summarization, and multi-step problem solving.
Azure OpenAI - GPT SmallMultimodal model that is lightweight, high-efficiency, and effective for routine workflows with summarization, paraphrasing, and Q&A.
Amazon Bedrock - Claude LargeMultimodal model with strong context management for long documents and dialogs.
Amazon Bedrock - Claude SmallMultimodal model with lower latency and higher efficiency for real-time applications.

For more information, see Large language models on the ServiceNow AI Platform.

Parent Topic:Now Assist in Document Intelligence reference

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Data extraction modes in Now Assist in Document Intelligence

Document and visual insights AI agent

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Limitations in Now Assist in Document Intelligence

Languages supported by Now Assist in Document Intelligence