# langchain-ai/langchain · RepoSense Release & Migration Intelligence

> Ships `langchain@langchain-core==1.7.6` with upstream runt. Drop-in upgrade. Migration: None.

## Metadata
- **Repository URL**: https://github.com/langchain-ai/langchain
- **Primary Package**: `langchain` (NPM)
- **Categories**: `AI-FRAMEWORK`, `AI-AGENT`, `BACKEND`
- **Latest Version**: `langchain-core==1.7.6`
- **Semantic Status**: `COMPATIBLE`
- **Bundle Size Impact (unavailable)**: `Size Unavailable`
- **Atom Ingestion Feed**: https://github.com/langchain-ai/langchain/releases.atom

## The Human Context (Plain-English Pitch)
langchain is an open-source library and developer tool in the langchain-ai/langchain ecosystem. It saves developers from writing repetitive low-level boilerplate from scratch by providing a battle-tested, open-source implementation ready for production.

## Stage 1 Executive Summary ([Core Change] + [Required Action] + [Migration Effort])
Ships `langchain@langchain-core==1.7.6` with upstream runt. Drop-in upgrade. Migration: None.

## Breaking Changes & Required Actions
- Ships `langchain@langchain-core==1.7.6` with upstream runtime refinements and stability fixes from `langchain-ai/langchain`.
- Updates TypeScript declarations and internal module exports for `langchain-core==1.7.6`.

## Migration Snippet
```ts
npm install langchain@langchain-core==1.7.6
```

## Ecosystem Compatibility Matrix & Graph Warnings
- **TypeScript 5.x** [`COMPATIBLE`]: Ships standard TypeScript declaration files without type regressions.

## Zero-Noise Release Timeline
- **langchain-core==1.7.6** (2026-11-05) [COMPATIBLE]: Ships `langchain@langchain-core==1.7.6` with upstream runt. Drop-in upgrade. Migration: None.

## Upgrade & Migration Q&A (GEO Direct Answers)
### Is langchain-ai/langchain langchain-core==1.7.6 safe to upgrade in production?
langchain-ai/langchain langchain-core==1.7.6 is classified as COMPATIBLE (PATCH release). Ships `langchain@langchain-core==1.7.6` with upstream runt. Drop-in upgrade. Migration: None.

### What breaking changes or compatibility risks exist in langchain-ai/langchain langchain-core==1.7.6?
No breaking API changes or peer dependency conflicts are recorded for langchain-ai/langchain langchain-core==1.7.6 in the RepoSense compatibility graph.

### What is the bundle size impact of langchain langchain-core==1.7.6?
Measured bundle size telemetry is currently unavailable for langchain langchain-core==1.7.6; verify build output locally before deploying.

### How do I upgrade langchain to langchain-core==1.7.6?
Upgrade langchain to langchain-core==1.7.6 by running "npm install langchain@langchain-core==1.7.6" and applying the migration steps: npm install langchain@langchain-core==1.7.6