LangChain

Platform for agent engineering

Latest product update

Control Agent Parameters on a Per-Model Basis

LangChain team·1d ago·0 comments

April 2026

Product Updates Timeline

Update on April 1

• Chat LangChain Embedded in Documentation

Update on April 4

• New Claude Code Tracing Plugin for LangSmith

Update on April 6

• Cost Alerting in LangSmith

Update on April 7

• Arcade's 7,500+ tools available in LangSmith Fleet

Update on April 8

• A2A Support in LangSmith Deployments

Update on April 9

• Deep Agents deploy Launched in Beta

Update on April 9

• Enhanced Claude Agent SDK Tracing in LangSmith

Update on April 18

• Tool Access Controls and Usage Tracking in LangSmith Fleet

Update on April 21

• Named 2026 Google Cloud Partner of the Year

Update on April 24

• Create and edit files with agents in LangSmith Fleet

Update on April 28

• LangSmith Achieves "Awardable" Status for Government Use

Update on April 30

• Control Agent Parameters on a Per-Model Basis