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Model Choice

Turn model flexibility into a strategic business advantage—choose from industry-leading foundation models, deploy custom models, or explore over 100 specialized models

Match your AI workloads to the perfect model every time

With access to 100+ top foundation models (FM) to power your applications and the ability to swap them in and out without rewriting code, Amazon Bedrock gives you the flexibility to build and innovate as your needs evolve.

Amazon Bedrock’s built-in evaluation tools help you compare and balance performance, cost, and accuracy across models, turning model selection into a strategic advantage that drives real business outcomes.

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Unlock your freedom to innovate with flexible AI

Access leading models on demand with no infrastructure hassle

Take advantage of the latest generative AI innovations with easy access to a choice of high-performing models from leading AI companies like AI21 Labs, Anthropic, Cohere, DeepSeek, Luma AI, Meta, Mistral AI, Stability AI, TwelveLabs, Writer, and Amazon. Start building today without provisioning servers or managing infrastructure.

  • Pay only for what you use with no upfront costs or minimum commitments
  • Scale seamlessly from prototype to production as your usage grows
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Discover emerging and specialized models for domain-specific tasks

Amazon Bedrock Marketplace lets you discover, test, and use over 100 popular, emerging, and specialized foundation models alongside other industry-leading models in Amazon Bedrock.

  • Discover the models in a single catalog, subscribe to the model, and then deploy the model on managed endpoints
  • Access the models through Amazon Bedrock’s unified APIs and use them natively with Amazon Bedrock tooling such, such as Agents, Knowledge Bases, and Guardrails
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Maximize existing AI investments by importing custom models

Protect your competitive advantage by bringing proprietary models to Amazon Bedrock. Amazon Bedrock Custom Model Import lets you import and use your customized models alongside existing, out-of-the-box foundation models through a single, serverless, unified API. You can access your imported custom models on demand and without the need to manage underlying infrastructure.

  • Accelerate your generative AI application development by integrating your supported custom models with native tools and features such as Amazon Bedrock Knowledge Bases, Guardrails, and Agents
  • Maintain full control over model versioning and deployment
  • Leverage existing AI investments with enterprise-grade security and scalability
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Evaluate and optimize for what matters

Build with confidence by comparing and validating responses from different models and retrieval- augmented generation (RAG) workflows for your real-world scenarios with Amazon Bedrock Evaluations. Evaluate model outputs for brand voice, friendliness, and relevance, and assess workflows for context relevance and correctness. For deeper insights, use LLM-as-a-Judge to evaluate outputs for harmfulness, completeness, and accuracy using your own prompts and criteria.

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Why model choice matters to customers

Veolia

Discover how Veolia uses almost all foundational models available in Amazon Bedrock to automate translation services, image generation, and knowledge querying to solve critical environmental challenges.

Vercel

Learn how Vercel leverages Amazon Bedrock's breadth of model choice to enable experimentation and innovation while its reliability and scalability powers breakthrough developer toolkits for next-generation experiences.