This release includes 1 breaking change for platform teams planning a safe upgrade.
✓ No known CVEs patched in this version
Topics
ReleasePort's take
Moderate signal`deepagents deploy` now targets the Managed Deep Agents API and removes several CLI commands and configuration options.
Why it matters: Breaking change in deepagents-cli==0.2.0 eliminates `deepagents dev`, `deepagents.toml`, and flags `--config`/`--dry-run`; migration required for any scripts using those surfaces.
Summary
AI summaryUpdates ⚠ BREAKING CHANGES, Bug Fixes, and https://github.com/langchain-ai/deepagents/pull/3609 across a mixed release.
Changes in this release
| Type | Severity | Summary | CVE |
|---|---|---|---|
| Breaking | High |
`deepagents deploy` now targets Managed Deep Agents API; removes `deepagents dev`, `deepagents.toml`, and `--config`/`--dry-run` flags. `deepagents deploy` now targets Managed Deep Agents API; removes `deepagents dev`, `deepagents.toml`, and `--config`/`--dry-run` flags. Source: llm_adapter@2026-06-02 Confidence: low |
— |
| Bugfix | Medium |
Stabilizes `HumanMessage` IDs across resumed threads. Stabilizes `HumanMessage` IDs across resumed threads. Source: llm_adapter@2026-06-02 Confidence: low |
— |
Full changelog
⚠ BREAKING CHANGES
deepagents deploynow targets the Managed Deep Agents API;deepagents dev,deepagents.toml, and the--config/--dry-runflags are removed. Rundeepagents initto re-scaffold (agent.json+tools.json). See PR for the full migration guide.
Features
Bug Fixes
Internal maintainers: @sydney-runkle, @mdrxy, @victorm-lc
Breaking Changes
- `deepagents deploy` now targets the Managed Deep Agents API; `deepagents dev`, `deepagents.toml`, and the `--config`/`--dry-run` flags are removed. Run `deepagents init` to re-scaffold (`agent.json` + `tools.json`).
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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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Beta — feedback welcome: [email protected]