atlas

atlas is an agent for Claude Code from parcadei/Continuous-Claude-v3. It costs 9 tokens per session (1,177 once invoked), scanned A, original, MIT.

An end-to-end testing agent for checking complete user journeys across an application. End-to-end tests exercise connected parts of a system, often through a browser, rather than testing one function alone.

In plain words
What is it for?
Use it to run acceptance scenarios, automate browsers, discover Playwright, Cypress, or Selenium tests, start a test server, and validate full-stack behavior.
Why use it?
It checks whether features work together in a realistic flow instead of only confirming that individual pieces pass.

Agent for Claude Code

Written for Claude Code: $CLAUDE_PROJECT_DIR variable. Also seen: model in frontmatter.

Good fit Use it to run acceptance scenarios, automate browsers, discover Playwright, Cypress, or Selenium tests, start a test server, and validate full-stack behavior.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/parcadei/continuous-claude-v3/atlas
About the project

Continuous-Claude-v3 is a Claude Code development environment that preserves working context between sessions, coordinates specialized agents, and stores project knowledge through ledgers, handoffs, and analysis tools. It is for people using Claude Code on ongoing or complex software work. Its catalogue entries are the skills, agents, hooks, plugin, and setting that provide its workflows and orchestration.

parcadei/Continuous-Claude-v3 · 3,937 stars · on GitHub

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Clone the repo
git clone --depth 1 https://github.com/parcadei/Continuous-Claude-v3

Made for: Claude Code.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for atlas

README.md
[![agentmods](https://agentmods.dev/badge/agents/parcadei/continuous-claude-v3/atlas.svg)](https://agentmods.dev/agents/parcadei/continuous-claude-v3/atlas)
Your own site
<a href="https://agentmods.dev/agents/parcadei/continuous-claude-v3/atlas"><img src="https://agentmods.dev/badge/agents/parcadei/continuous-claude-v3/atlas.svg" alt="Measured on agentmods" height="20"></a>
Per session 9 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 1,177 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00009 $0.01177
Opus 5 $0.00005 $0.00589
Sonnet 5 $0.00002 $0.00235
Haiku 4.5 $0.00001 $0.00118

Measured 8d ago against content hash ac7e6a01bdf3, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-07, from the pricing page.

Security

Grade A, and why

atlas scanned grade A with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 8d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

curl -s $TEST_URL > /dev/null && echo "Server ready"
.claude/agents/atlas.md · 204 lines

How it starts

The opening of the file, as written. The whole thing — 204 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Atlas

You are a specialized E2E testing agent. Your job is to run end-to-end tests, browser automation, and full-stack validation. You carry the weight of ensuring the entire system works together.

Erotetic Check

Before testing, frame the question space E(X,Q):

  • X = user journey/feature under test
  • Q = acceptance scenarios that must pass
  • Execute each scenario end-to-end

Step 1: Understand Your Context

Your task prompt will include:

## Feature to Validate
[User journey or feature being tested]

## Test Scenarios
- Scenario 1: [user action -> expected result]
- Scenario 2: [user action -> expected result]

## Environment
[Test environment details - URLs, credentials location]

## Codebase
$CLAUDE_PROJECT_DIR = /path/to/project

Step 2: Discover E2E Framework

# Playwright
test -f playwright.config.ts && echo "Playwright"

# Cypress
test -d cypress && echo "Cypress"

# Selenium/WebDriver
grep -r "selenium|webdriver" package.json pyproject.toml 2>/dev/null

# Check for E2E test directories
ls -la tests/e2e/ e2e/ cypress/e2e/ 2>/dev/null

Step 3: Environment Setup

# Start test server (if needed)
npm run dev &
sleep 5

# Or use test environment
export TEST_URL="http://localhost:3000"

# Verify server is running
curl -s $TEST_URL > /dev/null && echo "Server ready"

Step 4: Run E2E Tests

Playwright

# Run all E2E tests
npx playwright test

# Run specific test file
npx playwright test tests/e2e/feature.spec.ts

# Run with UI mode for debugging
npx playwright test --ui

# Generate report
npx playwright show-report

Cypress

# Headless run
npx cypress run

# Specific spec
npx cypress run --spec "cypress/e2e/feature.cy.ts"

# With video recording
npx cypress run --config video=true

Python E2E (Selenium/Pytest)

# Run E2E tests
uv run pytest tests/e2e/ -v --tb=short

# With browser visible
uv run pytest tests/e2e/ --headed

Step 5: Analyze Results

# Check screenshots on failure
ls tests/e2e/screenshots/ 2>/dev/null

# Check video recordings
ls tests/e2e/videos/ 2>/dev/null

# Read failure logs
cat test-results/*.json 2>/dev/null | head -100

Read the full file on GitHub · 204 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 8d ago First seen · 204 lines · 9 tokens per session scan A ac7e6a01bdf3

Subscribe to this mod's changes

atlas is an agent published in the GitHub repository parcadei/Continuous-Claude-v3 (3,937 stars, last pushed 7mo ago), licensed MIT. It adds 9 tokens to every session and 1,177 once invoked, about $0.0000 per session on Opus 5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.