npm

npm registry intelligence delivered through AI-powered developer chat

Developers ask about package popularity, version details, or dependency metadata, and your AI agent queries the npm registry in real time. Download counts, package manifests, and search results arrive inside the conversation. No browser tabs, no CLI context switching.

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Package registry at your agent's fingertips

Search packages, pull download metrics, inspect version manifests, and query registry metadata. Your AI agent makes the npm ecosystem accessible through natural language.

Search Packages

A developer asks for TypeScript utility libraries. The agent queries npm's search endpoint with keywords, applies quality and popularity weights, and returns matching packages ranked by relevance. Package discovery happens in the flow of conversation.

Get Download Counts

A team lead wants to compare the adoption of two libraries. The agent fetches download counts for each package over the last week or a custom date range, presenting side-by-side numbers so the team can make data-driven dependency decisions.

Inspect Package Metadata

Someone needs to check a package's license, author, and latest version before adding it to a project. The agent retrieves the full package document from the npm registry, surfacing the critical metadata developers need to evaluate dependencies.

Check Version Details

A developer asks about a specific version of a library. The agent fetches the version manifest, including dependencies, dist-tags, and release date, so the team can verify compatibility before upgrading or pinning versions.

Daily Download Trends

A product owner wants to see how a package's popularity has trended over the past month. The agent retrieves daily download counts across a date range, revealing growth patterns, spikes, and adoption trends for any npm package.

Registry Health Check

An engineer wants to verify npm registry availability before a deployment. The agent calls the registry's ping endpoint, confirming it is responsive and returning top-level database stats like total package count and update sequences.

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Use Cases

Developer decisions, accelerated

See how engineering teams use AI agents to query the npm registry for package evaluation, dependency auditing, and library adoption analysis without leaving their workflow.

Dependency Evaluation in Seconds

A developer is choosing between three HTTP client libraries for a new project. They ask the AI agent to compare download counts, latest versions, and maintenance scores for axios, got, and node-fetch. The agent fetches all three from the npm registry in parallel and presents a comparison table. The developer picks the best option in one conversation instead of opening multiple browser tabs.

Automated Package Popularity Monitoring

An open-source maintainer wants to track how their library's downloads are trending after a major release. They ask the agent for daily download counts over the past two weeks. The agent returns the day-by-day breakdown, highlighting any spikes or dips. The maintainer spots adoption growth patterns without setting up a separate analytics dashboard.

Version Compatibility Checks Before Upgrades

Before upgrading a critical dependency, a senior engineer asks the AI agent to pull the version manifest for the target release. The agent retrieves the dependency tree, peer dependencies, and engine requirements from npm. The engineer confirms compatibility before running the upgrade, avoiding broken builds from version conflicts.

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FAQs

Frequently Asked Questions

How does the AI agent search for npm packages by keyword?

The agent uses npm's registry search endpoint, passing the user's query as the text parameter. It supports quality, popularity, and maintenance weight adjustments to rank results. The API returns package names, descriptions, versions, and scores, which the agent presents in a readable format.

Can the agent compare download counts across multiple packages?

Yes. The agent fetches download counts for each package individually using the point or range endpoints. You can ask it to compare two or more packages side by side for any time period, whether last-day, last-week, last-month, or a custom date range in YYYY-MM-DD format.

What npm access token does Tars need, and what permissions should it have?

Tars needs a read-only npm access token generated from your npmjs.com account under Access Tokens. A read-only token is sufficient for searching packages, fetching metadata, and retrieving download counts. No publish permissions are required.

Does Tars store package metadata from the npm registry?

No. All package data is fetched live from the npm registry during conversations. Package manifests, download counts, and search results are queried on demand and not cached or persisted by Tars.

Can the agent retrieve metadata for scoped packages like @babel/core?

Yes. The agent handles scoped packages correctly, passing the full scoped name including the @ prefix and scope to the npm registry API. All endpoints including search, metadata, version, and download counts work with scoped packages.

How is this different from running npm search in the terminal?

The CLI requires a terminal session and returns raw output. Tars delivers structured, readable results inside Slack, a web chat, or any messaging platform. Non-technical team members can query package data without terminal access, and results include download metrics the CLI does not surface natively.

Can the agent check if a specific version of a package has known vulnerabilities?

The agent retrieves version manifests that include dependency trees and metadata. While it does not run a dedicated vulnerability scan, the manifest data helps identify outdated sub-dependencies. For full vulnerability auditing, pair this with a dedicated security tool.

What happens if the agent queries a package that does not exist on npm?

The npm registry returns a 404 error for non-existent packages. The agent reports this clearly, suggesting the user check the package name for typos or verify the scope prefix. It can also offer to search for similar packages by keyword.

How to add Tools to your AI Agent

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Don't limit your AI Agent to basic conversations. Watch how to configure and add powerful tools making your agent smarter and more functional.

Privacy & Security

We’ll never let you lose sleep over privacy and security concerns

At Tars, we take privacy and security very seriously. We are compliant with GDPR, ISO, SOC 2, and HIPAA.

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