Stack AI vs Agno vs Haystack

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Stack AI
vs
Competitor 1
Agno
Competitor 2
Haystack
Competitor 3
Suggested competitors for Stack AI: Appian89% Dify86% Flowise86% Make85% Minded85% MindStudio85% Pipefy85% Microsoft Copilot Studio84%
Compare
3 tools · best value per row highlighted
Your tool Stack AI
stack-ai.com
Connect AI models visually
Remove
Competitor Agno
agno.com
Agno is an agent platform that runs in your own cloud and covers the full lifecycle of building, serving and managing AI agents.
Make main Remove
Competitor Haystack
haystack.deepset.ai
Haystack is an open-source AI orchestration framework from deepset for building production-grade LLM applications and agents.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
6.3Kvisits/mo
—
—
MoM change
▼ 57.9%
—
—
6-month growth
-93.7%
—
—
Global rank web
#1,700,092
—
—
Avg. last 3 months
13.9K
—
—
Bounce rate lower is better
39%
—
—
Pages / visit
1.8
—
—
Visit duration
14s
—
—
Traffic sources
—
—
—
Stack AIAgnoHaystack
042K84K126K167.9KStack AI · 143.4KStack AI · 153.7KStack AI · 167.9KStack AI · 160KStack AI · 99.4KStack AI · 35.9KStack AI · 17.4KStack AI · 20.6KStack AI · 14.9KStack AI · 6.3K1K10K100K1MStack AI · 143.4KStack AI · 153.7KStack AI · 167.9KStack AI · 160KStack AI · 99.4KStack AI · 35.9KStack AI · 17.4KStack AI · 20.6KStack AI · 14.9KStack AI · 6.3KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
—
Starting price
Free tier
$150per month · free tier available
—
Free tier
–
Free trial
–
API access
–
Plans
—
Free FreePro $150/moEnterprise Custom
—
Capabilities input → output
Input
DataDocumentsText
CodeText
CodeDocuments
Output
Apps
Apps
Apps
Skill level
Intermediate
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
7
10
7
Agents
Agent creation
Workflows
–
Developer tools
–
Self hosted
–
Agent memory
–
LLM development
–
–
No-code
–
–
RAG
–
–
Agent management
–
–
Business automation
–
–
Process automation
–
–
AI system monitoring
–
–
Agent collaboration
–
–
Agent testing
–
–
Finance workflow automation
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
Saves
0
0
0
Reviews
0
0
0
Prompts
0
0
0
Verified listing
–
–
–

Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.