Agent · Autonomous

SWE-agent

SWE-agent is the research agent from the Princeton NLP group behind SWE-bench. Introduced the agent-computer interface (ACI) idea · a restricted terminal-like API optimized for LLM tool use.

by Princeton NLP·Fully open·MIT·Launched Apr 2024
Capability
66.6
#2 in autonomous
GitHub stars
19.0k
+65 · 7d
Harness
ReAct loop
Custom tools
Environments
1
Terminal

Benchmark scores · average 66.6 · category avg 61.0

30-day star trajectory · velocity 49/100

18,60918,69718,78618,87418,9623/73/254/11STARS · 36 DAYS
Current
18,962
7d Δ
+65
30d Δ
+297

Brain · Harness · Tools · Environment

Brains
Which LLM powers it
claude-sonnet-4-6gpt-5
Harness
The loop pattern
ReAct loop
Tools
How it acts on the world
Custom
Environments
Where it lives
Terminal

Gecko Mindshare Index · attention tracking

Mindshare
1.8%
7d
20bps
GMI48/100Moderate
Sentiment58% Bullish
See full Mindshare rankings →

Pulled from the dataset · updated daily

What is SWE-agent?

SWE-agent is the research agent from the Princeton NLP group behind SWE-bench. Introduced the agent-computer interface (ACI) idea · a restricted terminal-like API optimized for LLM tool use.

What model powers SWE-agent?

SWE-agent runs on claude-sonnet-4-6 and gpt-5. It uses a react loop pattern with custom tools.

Is SWE-agent open-source?

Yes · SWE-agent is fully open-source under the MIT license. The harness, tools, and loop code are all public on GitHub at SWE-agent/SWE-agent.

How popular is SWE-agent?

SWE-agent has 18,962 stars on GitHub and gained 65 in the last 7 days across 96 contributors.

How does SWE-agent compare to other autonomous agents?

SWE-agent scores 66.6 on the composite capability rank · 5.6 points above the autonomous category average (61.0) across 4 peer agents.

Brains used

GitHub stats

RepoSWE-agent/SWE-agent
Stars18,962
7d Δ+65
30d Δ+297
Contributors96
Created2024-04-02
Last commit2026-04-06
How we score
Methodology

Composite capability · momentum formula · data sources.

Peer agents in the same category · sorted by capability