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Compare AI Agents

Side-by-side comparison of AI agents

Marvin AI icon
Marvin AI
Free
Devin icon
Devin
$500/mo
特性
Rating 3.8 4.3
Starting PriceFree$500/mo
AutonomySemiFull
任务成功率76%72%
平均响应时间8s300s
自主性
62
95
可靠性
76
78
易用性
78
75
成本效益
82
55
集成能力
60
80
支持
55
70
能力
codeapiknowledgefile
codebrowsershellfileapi
优点
  • Clean Python API
  • Structured outputs
  • Good developer experience
  • Prefect integration
  • Fully autonomous end-to-end coding
  • Can deploy applications independently
  • Persistent context across sessions
  • Shell and browser access
缺点
  • Python only
  • Limited multi-agent
  • Smaller community
  • Less autonomous
  • Very expensive at $500/mo
  • Slower than human developers for complex tasks
  • 72% success rate means retries needed
  • Limited to standard web stacks

Deep Analysis

特性Marvin AIDevin
Long Context Recall (100K+)
70%
78%
Multi-Turn Consistency7/107/10
Knowledge Cutoff2025-032024-10
Web AccessYesYes
Batch Processing
Safety Score
7/10
7/10
Refusal Guidance6/106/10

Memory & Personalization

Marvin AI
Long-term Memory
Editable Memory
Cross-Device Sync
Memory Score:0/3
Devin
Long-term Memory
Editable Memory
Cross-Device Sync
Memory Score:2/3

Safety & Version Control

Marvin AI
Safety Composite65%
Rollback SupportNone
Devin
Safety Composite65%
Rollback SupportPartial

Scenario Recommendations

Best agent pick for each real-world use case based on weighted scoring.

Coding Projects

Build, debug, and deploy code autonomously.

Devin
Runner-up: Marvin AI

Deep Research

Analyze papers, gather insights from large datasets.

Devin
Runner-up: Marvin AI

Customer Support

Handle tickets, FAQs, and live chat with empathy.

Devin
Runner-up: Marvin AI

Workflow Automation

Automate repetitive tasks across apps.

Devin
Runner-up: Marvin AI

Meeting Notes & Summary

Transcribe, summarize, and extract action items.

Devin
Runner-up: Marvin AI

Data Analysis

Process data, generate reports, find patterns.

Devin
Runner-up: Marvin AI

Web Automation

Navigate sites, fill forms, extract data.

Devin
Runner-up: Marvin AI

Budget-Friendly

Maximum capability at minimum cost.

Marvin AI
Runner-up: Devin

成本比较

输入月度任务数以比较真实成本

105001000
Marvin AI胜出
$11.00
$11.00 usage-based
Devin
$890.00
$500 base + $390.00 tokens