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Hafiz Syed Ashir Hassan for AWS Community Builders

Posted on • Originally published at community.aws

Amazon Bedrock: Anthropic’s model, Claude 2.1 - The Key Difference

Anthropic’s model, Claude 2.1 was introduced in November 2023. It targets the enterprise level applications that can be used commercially.

Key Differences and enhancements:

  • Supports 200,000 tokens, roughly 150,000 words or around 500 pages of documents where Claude 2.0 supports 100,000 tokens
  • Helps to summarise, doing Q&A, forecast trends on various factors and did stats and comparison for multiple documents better than before
  • 50% fewer hallucinations
  • 30% reduction in incorrect answers
  • 3–4 times lower rate of mistakes in comparison of the documents
  • Can integrate different APIs

The model is available in AWS Bedrock in the US East (N. Virginia) and US West (Oregon) Regions.

Making a requests using AWS Bedrock:

import anthropic_bedrock from anthropic_bedrock import AnthropicBedrock client = AnthropicBedrock( aws_access_key="<aws access key>", aws_secret_key="<aws secret key>", aws_session_token="<aws_session_token>", aws_region="us-east-2", ) prompt_completion = client.completions.create( model="anthropic.claude-v2:1", max_tokens_to_sample=256, prompt=f"{anthropic_bedrock.HUMAN_PROMPT} Tell me top 10 happenings on 10th January in the history of the world! {anthropic_bedrock.AI_PROMPT}", ) print(prompt_completion.completion) 
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