- Async Nova Act GA: The async NovaAct implementation is now generally available, giving you full asyncio support for concurrent browser automation workflows
- localStorage Session Persistence: Session providers can now optionally restore localStorage on session start, enabling seamless session continuity for apps that store auth tokens (e.g., JWTs) in…
- [CLI] Local File Browsing: You can now pass file:// URLs as the starting page in the CLI. Security options are automatically configured with the parent directory added to allowed file paths
- [CLI] S3 Key Prefix for Workflows: The act workflow create and act workflow deploy CLI commands now accept --s3-key-prefix for organizing workflow artifacts under a custom S3 key prefix
- Browser Persistence Documentation: Consolidated browser state persistence documentation into a unified README section with a comparison table covering cookies, localStorage, and IndexedDB across…
- Text Input in Cross-Origin Iframes: Fixed an issue where agenttype would silently fail when interacting with elements inside cross-origin iframes. Typing now falls through to keyboard input when…
Amazon Nova Act by Amazon (AWS)
Pulse Score
23 / 100
Rank #111 of 157
Downloads, last 7 days
71.7K
down 3.5% vs previous week
Downloads, last 30 days
304K
down 41.0% vs previous 30 days
GitHub stars
918
149 forks
Latest release
3.4.187.0
5mo ago
Price
Usage-based
checked Oct 5, 2026
Overview
AWS service and Apache-2.0 Python SDK for building and running fleets of UI-automation agents that complete browser workflows from natural-language act() calls plus Python code and hand off to a human when needed. Workflows are developed in a web playground, IDE extension or CLI and deployed on AWS.
Amazon Nova Act was downloaded 71.7K times from PyPI in the week ending Oct 4, 2026, down 3.5% on the week before and down 41.0% over the last 30 days compared with the 30 before. The GitHub repository has 918 stars, 5 of them added in the last 30 days. The latest stable release is 3.4.187.0, published Apr 30, 2026.
Recent developments
- 2026-04-30: SDK v3.4.187.0 made the async NovaAct implementation generally available.
Amazon Nova Act usage and attention over time
Download the raw daily series: amazon-nova-act.csv
Install Amazon Nova Act
| PyPI | pip install nova-act |
|---|
These commands use the packages tracked on this page. The vendor may recommend a different installer; see the official documentation.
Key facts
| Maker | Amazon (AWS) |
|---|---|
| Type | Browser automation service |
| First released | March 2025 |
| License | Apache-2.0 |
| Interfaces | API, CLI, Web |
| Platforms | Web |
| Models | Amazon's custom Nova 2 Lite model |
| Bring your own API key | No |
| Main language | Python |
| Open issues and PRs | 3 |
Pricing
$4.75 per agent hour (human-in-the-loop wait time excluded; parallel agents are billed separately); available in US East (N. Virginia).
Source: official pricing page, checked Oct 5, 2026. Prices change often; confirm before you buy.
Pulse Score breakdown
Adoption41
Community0
Attention—
Momentum9
Each component is scored 0 to 100 from public signals; a dash means no data for it. Methodology.
What changed: recent Amazon Nova Act releases
- Browser Session Persistence: BrowserSessionProvider framework for persisting browser session state (cookies, localStorage) across workflow runs, enabling agents to maintain authenticated sessions…
- [CLI] Refactoring & Documentation: Browser CLI refactoring, bug fixes, and documentation improvements
- Tool Error Propagation: Fix tool errors (e.g., AgentRedirectError) not being propagated back to the model
- Async Tool Call Fix: Fix async TypeError when a tool call coroutine throws an exception, preventing serialization of an unawaited coroutine. Fixes #103
- [CLI] CSS Selector Fix: Fix CSS selector regex false positives where bare HTML tag names were incorrectly treated as CSS selectors
- [CLI] Log Capture Fix: Fix logcapture resource leak ensuring log.txt is created early in command execution
- Browser CLI: Interact with Nova Act directly from the command line — browse, extract data, take screenshots, manage tabs, and control sessions without writing Python code
- Attach to an already-running Chrome instance via --cdp, or launch your default Chrome with extensions using --use-default-chrome
- Get structured JSON output (--json), minimal output (--quiet), or detailed logs (--verbose) to fit your scripting and debugging needs
- Watch browser actions in real time with --observe for easier debugging and development
- After each command, automatically capture an accessibility snapshot and screenshot so you always know the current page state
- Auto-detects your authentication method (API key or AWS credentials) with options to configure via --auth-mode, --aws-profile, and --region
- Async Support (Preview): Async implementation of Nova Act for seamless integration with async applications and concurrent browser automation
- Trajectory Auto-Dump: Trajectory JSON files are now automatically saved to the session logs directory after each act call, replacing the previous call log format with standardized trajectory data…
- Tool Call Results in Logs: Session log JSON and HTML reports now include tool call results for improved debugging visibility
- [CLI] Remote Workflow Visibility: CLI workflow list now fetches and merges remote AWS workflow definitions with local state, showing synced, remote, and local indicators with filter flags
- [CLI] ARM64 AgentCore Support: Docker builds now target ARM64 for AgentCore compatibility when deploying from x8664 hosts
- Tool Request Interception Bypass: Tools can now temporarily disable the SDK's request interception during execution, preventing browser freezes when external processes need to control the browser…
- Improved iFrame actuation: Improved handling of cross-origin elements for better dropdown interactions
- SSL stability: Fixed SSL hook deadlock by restricting unroute to interactive mode and improving context cleanup
- Security: Fixed path traversal vulnerability by validating S3 upload paths against base directory
- Bedrock AgentCore Browser Sample: Added a new sample demonstrating how to use Nova Act with the Bedrock AgentCore browser.
- String Response Parsing: Fixed issue where parsed string schema responses contained redundant double quotes.
- Dockerfile Improvements: Fixed Playwright installation in the CLI Dockerfile to ensure browsers are properly set up.
- Logging Improvements: Trace logger is now a global singleton, making it easier for downstream applications to redirect and handle logs. Enhanced trace and log output provides more helpful…
Amazon Nova Act alternatives
| # | Agent | Pulse | Downloads 7d | 7d | 30d | VS Code installs | Stars | Latest release | Price | Last 90 days | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 14 |
Browser UseBrowser Use |
60 | 2.4M | up 16.3% | — | — | 117K+88/day | 0.13.1032d ago | Free | ||
| 20 |
StagehandBrowserbase |
58 | 2.5M | up 13.4% | up 16.5% | — | 25.5K+15/day | 3.7.339d ago | Free + $20/mo | ||
| 104 |
SkyvernSkyvern AI |
28 | 5,699 | up 0.3% | down 14.8% | — | 23.1K+8/day | 1.0.555d ago | Free + $29/mo | ||
| 110 |
Perplexity CometPerplexity AI |
24 | — | — | — | — | — | — | Free | ||
| 130 |
DiaThe Browser Company of New York (Atlassian) |
16 | — | — | — | — | — | — | Free + $20/mo | ||
| 139 |
Opera NeonOpera (Opera Norway AS) |
8 | — | — | — | — | — | — | Free + $19.90/mo | — | |
| No agents match that filter. | |||||||||||
Head to head: Amazon Nova Act vs Browser Use · Amazon Nova Act vs Stagehand · Amazon Nova Act vs Skyvern · Amazon Nova Act vs Perplexity Comet
Amazon Nova Act FAQ
How much does Amazon Nova Act cost?
$4.75 per agent hour (human-in-the-loop wait time excluded; parallel agents are billed separately); available in US East (N. Virginia).
Is Amazon Nova Act open source?
Yes. Amazon Nova Act is open source, released under the Apache-2.0 license.
How popular is Amazon Nova Act?
Amazon Nova Act was downloaded 71.7K times from PyPI in the week ending Oct 4, 2026, down 3.5% on the week before and down 41.0% over the last 30 days compared with the 30 before. The GitHub repository has 918 stars, 5 of them added in the last 30 days. The latest stable release is 3.4.187.0, published Apr 30, 2026.
What is the latest version of Amazon Nova Act?
The latest stable release we track is 3.4.187.0, published on Apr 30, 2026.
What are the alternatives to Amazon Nova Act?
The closest alternatives in the same category by Pulse Score are Browser Use, Stagehand, Skyvern, Perplexity Comet.
Where these numbers come from
PyPI: nova-act. GitHub: aws/nova-act. See data sources for how each one is collected.
Product facts and pricing were checked against: github.com, aws.amazon.com, docs.aws.amazon.com, pypi.org.