Comparison with OpenCode and Claude Agent SDK

Compare LangChain Deep Agents with OpenCode and Claude Agent SDK to choose the right tool for your use case

This page helps you understand how LangChain Deep Agents compare to OpenCode and the Claude Agent SDK.

Overview

Aspect	Deep Agents	OpenCode	Claude Agent SDK
Primary use case	Build production agents programmatically	Interactive coding agent in terminal, desktop, or IDE	Build production agents programmatically
Model support	Model-agnostic (Anthropic, OpenAI, and 100s others)	75+ providers including local models (Ollama)	Claude models (Anthropic, Azure, Vertex AI, AWS Bedrock)
License	MIT	MIT	MIT (underlying Claude Code is proprietary)
Architecture	Python SDK, TypeScript SDK, and CLI	TypeScript SDK, standalone product (terminal-based interface, desktop app, IDE extension)	Python SDK, TypeScript SDK

Feature comparison

Feature	Deep Agents	OpenCode	Claude Agent SDK
Core tools
File Read/Write/Edit	✅ ls, read_file, write_file, edit_file	✅ list, read, write, edit	✅ Read, write, edit
Shell Execution	✅ execute	✅ bash	✅ bash
Glob/Grep	✅ glob, grep	✅ glob, grep	✅ glob, grep
Web Search	✅ support for third-party and provider-native	✅ webfetch, websearch	✅ WebSearch, WebFetch
Planning/Todos	✅ write_todos	✅ Plan mode (read-only analysis)	✅ Todo lists
Subagents	✅ Subagents	✅ General and Explore agents	✅ Subagents
MCP Support	✅	✅ MCP	✅ MCP
Human-in-the-Loop	✅ Approve/edit/reject	✅ Allow/Ask/Deny	✅ Permission modes
Skills System	✅ Skills	✅ Skills	✅ Skills
Long-term memory	✅ Memory Store	✅ Rules	✅ CLAUDE.md files
Streaming	✅ Streaming	✅	✅ Streaming
Sandbox Integrations
Agent runs in sandbox	✅ Can run in sandbox	✅ Can run in sandbox	✅ Can run in sandbox
Agent runs operations in sandboxes	✅ Uses sandboxes as tools	❌	❌
Architecture
Composable Middleware	✅	Plugins	Hooks
Pluggable Storage Backends	✅ backends	❌	❌
Virtual Filesystems	✅ Virtual filesystem with pluggable backends	❌	❌
State management
Session Resume	✅	✅ Sessions	✅ Session management
File Checkpointing	✅ Backends and checkpoints	✅ (Git-based)	✅ File checkpointing
Time Travel (state branching)	✅ Full	❌	✅
Observability
Native Tracing	✅ LangSmith	❌	❌

Notice a mistake?

We drafted this comparison on February 18th, 2026. If you notice mistakes or changes in products, please file an issue.

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