SWE-agent
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Takes GitHub issues and autonomously fixes them; also applicable to cybersecurity and competitive coding
Key Features
Multi-Agent
Single Agent
Human-in-the-Loop
Streaming
Async Support
Type Safe
Short-Term Memory
Long-Term Memory
Shared Memory
Plugin System
Custom Tools
MCP Protocol
A2A Protocol
Code Execution
Web Browsing
File System Access
Sandboxing
Guardrails
Structured Output
DAG Workflows
Visual Builder
CLI
API Server
Self-Hosted
Cloud Hosted
Community Feedback
Strengths
- State-of-the-art on SWE-bench
- Academically rigorous (NeurIPS 2024)
- Used by major companies (Meta, NVIDIA, IBM)
- Subagent spawning for multi-agent
- mini-SWE-agent achieves 74%+ in just 100 lines
Weaknesses
- Primarily research-oriented
- Requires Docker
- Focused narrowly on issue resolution
- Expensive LLM API calls
SWE-agent Details
| Organization | Princeton NLP / Stanford |
| Organization Type | Research-lab |
| Category | Ready-to-Use |
| Subcategory | Code generation |
| Deployment | Self-Hosted |
| Primary Language | Python |
| Runtime | Python 3.10+ |
| License | MIT |
| Commercial Use | Unrestricted |
| Install Command | pip install sweagent |
| GitHub Stars | 18,839 |
| GitHub Forks | 2,031 |
| Release Cadence | Monthly |
| Maturity | Stable |
| Pricing Model | Free |
| Free Tier | Fully free and open-source (MIT) |
| Self-Hosted Free | Yes |
| Cost Model | free + LLM costs |
| Community Size | Large (19k stars) |
| Community Activity | Active |
| Sentiment | Positive |
| GPU Required | No |
| Confidence | High |
| Research Date | 2026-03-24 |
| LLM Providers | Claude, GPT-4, any LLM |
| API Keys Required | LLM provider API key |
Use Cases
- Automated GitHub issue resolution
- SWE-bench benchmarking
- Cybersecurity vulnerability analysis
- Competitive coding
Similar Tools
OpenHandsSWE-agent research-focused issue resolution, OpenHands full platform
Claude CodeSWE-agent automated issue fixing, Claude Code interactive coding
When to Use
Best for: Automated GitHub issue resolution and SWE-bench research
Avoid when: Need interactive coding assistance or general-purpose agent
Original data from HuggingFace, OpenCompass and various public git repos.
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Release v20260324