Llama 2 13B Chat on AWS Bedrock

Llama 2 · AI at Meta

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Last refreshed 2026-07-09. Next refresh: weekly.

Why use Llama 2 13B Chat on AWS Bedrock?

AWS Bedrock offers Llama 2 13B Chat with pay-as-you-go pricing at $0.75/1M input tokens. AWS Bedrock is Amazon's fully managed foundation-model service, providing unified API access to top models from Anthropic, Meta, Mistral, and other leading AI labs with built-in tools for RAG, fine-tuning, and AI agent development.

Compare Llama 2 13B Chat across 11 providers to find the best fit for your use case
Input / 1M
$0.75
Output / 1M
$1.00
Cache
Not sourced
Batch
Not sourced

Setup recipe

Python + curl
Install
pip install boto3
Auth
export AWS_ACCESS_KEY_ID=...
Call
import boto3
client = boto3.client("bedrock-runtime", region_name="us-east-1")
response = client.converse(
    modelId="llama2-13b-chat",
Model ID
llama2-13b-chat

Request example

import boto3

# Reads AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY, AWS_DEFAULT_REGION from env
client = boto3.client("bedrock-runtime", region_name="us-east-1")
response = client.converse(
    modelId="llama2-13b-chat",
    messages=[{
        "role": "user",
        "content": [{"text": "Hello"}]
    }]
)
print(response["output"]["message"]["content"][0]["text"])

Gotchas

  • Use Amazon Bedrock model IDs, e.g. "anthropic.claude-3-opus-20240229-v1:0" for on-demand, or cross-region inference profile IDs like "us.anthropic.claude-opus-4-7-20251101-v1:0". These differ from the public model slug.
  • The endpoint template includes a region segment; set the same region in your SDK/client configuration.
  • The examples expect AWS_ACCESS_KEY_ID; rename it only if your application config maps the new variable.

Compare Llama 2 13B Chat Across Providers

ProviderInput (per 1M)Output (per 1M)
Alibaba Cloud PAI-EAS——
AWS Bedrock$0.75$1.00
Microsoft Foundry$0.81$0.94
GCP Vertex AI$0.16$0.48
DeepInfra$0.13$0.13
View all 11 providers →

Pricing

TypePrice (per 1M)
Input tokens$0.75
Output tokens$1.00

Capabilities

Structured Outputs

About Llama 2 13B Chat

The Llama 2 13B Chat model is a 13 billion parameter generative text model developed by Meta, optimized for conversational applications. Released on July 18, 2023, it's part of the Llama 2 family and excels in dialogue scenarios. The model leverages supervised fine-tuning (SFT) and reinforcement learning with human feedback (RLHF) to generate coherent and contextually relevant responses. Trained on 2 trillion tokens from diverse public sources, it outperforms many open-source chat models and matches popular closed-source models in helpfulness and safety. This model is ideal for AI engineers working on chatbots, virtual assistants, and customer service automation.

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