deepagents

vlangchain-quickjs==0.1.3 scope: langchain-quickjs Feature

This release adds 2 notable features for engineering teams evaluating rollout.

Published 2d AI Agents & Assistants

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✓ No known CVEs patched

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✓ No known CVEs patched in this version

Topics

ai deepagents langchain langgraph python typescript

Summary

AI summary

Add REPL persistence modes and a swarm task tool.

Changes in this release

Type	Severity	Summary	CVE
Feature	Medium	Adds REPL persistence modes Adds REPL persistence modes Source: llm_adapter@2026-06-02 Confidence: high	—
Feature	Medium	Adds swarm task tool Adds swarm task tool Source: llm_adapter@2026-06-02 Confidence: high	—
Bugfix
Bugfix	Medium	Auto-await final-expression Promise in eval REPL Auto-await final-expression Promise in eval REPL Source: llm_adapter@2026-06-02 Confidence: high	—
Bugfix	Medium	Scope REPL prompt sandbox bullet to the runtime Scope REPL prompt sandbox bullet to the runtime Source: llm_adapter@2026-06-02 Confidence: high	—
Bugfix	Medium	Update system prompt snapshots Update system prompt snapshots Source: llm_adapter@2026-06-02 Confidence: high	—
Bugfix	Medium	Stable `HumanMessage` IDs across resumed threads Stable `HumanMessage` IDs across resumed threads Source: llm_adapter@2026-06-02 Confidence: high	—

Full changelog

Features

Add REPL persistence modes (#3557) (0cda6f3)
Add swarm task tool (#3472) (2c28b7b)

Bug Fixes

Auto-await final-expression Promise in eval REPL (#3499) (f7f894a)
Scope REPL prompt sandbox bullet to the runtime (#3528) (1b395ab)
Update system prompt snapshots (#3450) (9f9220d)
Stable HumanMessage IDs across resumed threads (#3591) (82c3194)

Thanks to our community contributors: @lost-particles

Internal maintainers: @sydney-runkle, @colifran, @hntrl, @mdrxy

View diff on GitHub

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About deepagents

Agent harness built with LangChain and LangGraph. Equipped with a planning tool, a filesystem backend, and the ability to spawn subagents - well-equipped to handle complex agentic tasks.

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Earlier breaking changes

vdeepagents-cli==0.2.0 `deepagents deploy` now targets Managed Deep Agents API; removes `deepagents dev`, `deepagents.toml`, and `--config`/`--dry-run` flags.