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Compare AI Agents

Side-by-side comparison of AI agents

Synthesia icon
Synthesia
$29/mo
Devin icon
Devin
$500/mo
特性
Synthesia iconSynthesia
Devin iconDevin
Rating 4.2 4.3
Starting Price$29/mo$500/mo
AutonomyFullFull
任务成功率85%72%
平均响应时间120s300s
自主性
78
95
可靠性
85
78
易用性
88
75
成本效益
75
55
集成能力
55
80
支持
75
70
能力
fileknowledgeapi
codebrowsershellfileapi
优点
  • Excellent video quality
  • 140+ languages
  • No studio needed
  • Professional avatars
  • Fully autonomous end-to-end coding
  • Can deploy applications independently
  • Persistent context across sessions
  • Shell and browser access
缺点
  • $29/mo starting
  • Limited avatar customization
  • Video generation time
  • Script-only input
  • 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SynthesiaDevin
Long Context Recall (100K+)
70%
78%
Multi-Turn Consistency8/107/10
Knowledge Cutoff2025-042024-10
Web AccessYesYes
Batch Processing
Safety Score
8/10
7/10
Refusal Guidance8/106/10

Memory & Personalization

Synthesia
Long-term Memory
Editable Memory
Cross-Device Sync
Memory Score:3/3
Devin
Long-term Memory
Editable Memory
Cross-Device Sync
Memory Score:2/3

Safety & Version Control

Synthesia
Safety Composite80%
Rollback SupportPartial
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: Synthesia

Deep Research

Analyze papers, gather insights from large datasets.

Synthesia
Runner-up: Devin

Customer Support

Handle tickets, FAQs, and live chat with empathy.

Synthesia
Runner-up: Devin

Workflow Automation

Automate repetitive tasks across apps.

Devin
Runner-up: Synthesia

Meeting Notes & Summary

Transcribe, summarize, and extract action items.

Synthesia
Runner-up: Devin

Data Analysis

Process data, generate reports, find patterns.

Devin
Runner-up: Synthesia

Web Automation

Navigate sites, fill forms, extract data.

Devin
Runner-up: Synthesia

Budget-Friendly

Maximum capability at minimum cost.

Synthesia
Runner-up: Devin

成本比较

输入月度任务数以比较真实成本

105001000
Synthesia胜出
$29.00
$29 base + $0.00 tokens
Devin
$890.00
$500 base + $390.00 tokens

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