Amazon Bedrock AgentCore SDK vs LangGraph
Amazon Bedrock AgentCore SDK, from AWS, is a Python SDK for deploying agents to Amazon Bedrock AgentCore, a managed runtime with memory, gateway, tools and observability. LangGraph, from LangChain, is a low-level Python orchestration framework for long-running stateful agents.
Pick the AgentCore SDK if you want MCP support built in. Pick LangGraph if you need several agents working together. LangGraph has the larger community, with 43,823 GitHub stars and 13,114,431 weekly downloads. The AgentCore SDK has 780 stars and 1,598,976 downloads. It is Apache-2.0 licensed and LangGraph is MIT. Both have a freshness grade of A.
Updated Oct 24, 2026 · Built from catalog data; how we rank and grade
Amazon Bedrock AgentCore SDK
AWS
Python SDK for deploying agents to Amazon Bedrock AgentCore, a managed runtime with memory, gateway, tools and observability.
LangGraph
LangChain
Low-level Python orchestration framework for long-running stateful agents, with durable execution, human review points and short- and long-term memory.
Who should pick which
- Pick Amazon Bedrock AgentCore SDK if you want MCP support built in.
- Pick LangGraph if you need several agents working together.
- LangGraph has the larger community: 43,823 GitHub stars against 780.
From listing data only. We don't pick a winner on security beyond the grades; read how grades work.
Side by side
| Fact | Amazon Bedrock AgentCore SDK | LangGraph |
|---|---|---|
| Type | Harness | Harness |
| Publisher | AWS | LangChain |
| License | Apache-2.0 | MIT |
| Pricing | Not stated | Not stated |
| Runs | Not stated | Not stated |
| Auth | Not stated | Not stated |
| Hosts supported | Not stated | Not stated |
| Tools | Not listed yet | Not listed yet |
| Security grade | –Security: not graded yet | –Security: not graded yet |
| Freshness grade | AFreshness: A | AFreshness: A |
| GitHub stars | 780 | 43,823 |
| Weekly downloads | 1,598,976 | 13,114,431 |
| Last release | Oct 23, 2026 | Oct 24, 2026 |
| Last activity | Oct 23, 2026 | Oct 24, 2026 |
Facts from each listing's public sources, checked daily. Tool lists arrive with tool scans.
Install
Amazon Bedrock AgentCore SDK
pip install bedrock-agentcore
LangGraph
pip install langgraph
Also consider
- 0.853score
LlamaIndex
LlamaIndex
Open-source Python toolkit for RAG and agents over your own data, with event-driven workflows and 300+ integration packages.
HarnessAFreshness: A★ 52.6K↓ 1.4M/wk - 0.753score
LangChain
LangChain
Python framework of interoperable components and integrations for building agents and LLM apps, with LangGraph and Deep Agents layered above it.
HarnessAFreshness: A★ 148.4K↓ 37.3M/wk - 0.732score
CrewAI
CrewAI
Open-source Python framework for multi-agent workflows, with role-based Crews and event-driven Flows.
HarnessAFreshness: A★ 60.1K↓ 644.6K/wk
Questions
- Is Amazon Bedrock AgentCore SDK or LangGraph more popular?
- LangGraph has more GitHub stars (43,823 against 780). Stars measure attention, not quality, so check freshness and docs too.
- Are Amazon Bedrock AgentCore SDK and LangGraph open source?
- Yes: Amazon Bedrock AgentCore SDK is Apache-2.0 and LangGraph is MIT.
Related
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- ComparisonAmazon Bedrock AgentCore SDK vs LlamaIndex
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Cite this page
Amazon Bedrock AgentCore SDK vs LangGraph. Agent Mart. https://agentmart.dev/compare/amazon-bedrock-agentcore-sdk-vs-langgraph (last updated 2026-10-24)