---
name: "AWS CloudWatch Log Analyzer"
slug: "aws-cloudwatch-log-analyzer"
description: "Analyzes AWS CloudWatch Logs using the CloudWatch Logs API and Logs Insights query syntax. Identifies error patterns, calculates error rates, and generates metric filters from log data."
github_stars: 3607
verification: "security_reviewed"
source: "https://github.com/aws/aws-sdk-js-v3"
category: "Runbooks & Diagnostics"
framework: "ChatGPT Agents"
tool_ecosystem:
  github_repo: "aws/aws-sdk-js-v3"
  github_stars: 3607
---

# AWS CloudWatch Log Analyzer

Analyzes AWS CloudWatch Logs using the CloudWatch Logs API and Logs Insights query syntax. Identifies error patterns, calculates error rates, and generates metric filters from log data.

## Installation

Use the upstream install or setup path that matches your environment:
- Let’s walk through setting up a project that depends on DynamoDB from the SDK and makes a simple service call. The following steps use yarn as an example. These steps assume you have Node.js and yarn already installed.
- git clone https://github.com/aws/aws-sdk-js-v3.git
- yarn && yarn test:all
- yarn pack .

Requirements and caveats from upstream:
- To test your universal JavaScript code in Node.js, browser and react-native environments,
- [Node.js and ECMAScript Version Support Policy](#nodejs-and-ecmascript-version-support-policy)
- Create a new Node.js project.

Basic usage or getting-started notes:
- [Getting Started](#getting-started)
- Inside of the project, run: yarn add @aws-sdk/client-dynamodb. Adding packages results in update in lock file, [yarn.lock](https://yarnpkg.com/getting-started/qa/#should-lockfiles-be-committed-to-the-repository) or [p...
- Create a new file called index.js, create a DynamoDB service client and send a request.

- Source: https://github.com/aws/aws-sdk-js-v3
- Extracted from upstream docs: https://raw.githubusercontent.com/aws/aws-sdk-js-v3/HEAD/README.md

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/aws-cloudwatch-log-analyzer/)