LangChain vs Haystack vs OpenAI Codex CLI vs CrewAI

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

Your tool
LangChain
vs
Competitor 1
Haystack
Competitor 2
OpenAI Codex CLI
Competitor 3
CrewAI
Compare
4 tools · best value per row highlighted
Your tool LangChain
langchain.com
Framework for building with large language models
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
Competitor OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
Make main Remove
Competitor CrewAI
crewai.com
CrewAI is a multi-agent platform that covers the full agent lifecycle for businesses: discover what to automate, build agents, govern them in production and optimize them over time.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
3.4Mvisits/mo
—
—
476.6Kvisits/mo
MoM change
▲ 0.7%
—
—
▼ 10.3%
6-month growth
+21.0%
—
—
-5.3%
Global rank web
#13,384
—
—
#107,487
Avg. last 3 months
3.3M
—
—
564.3K
Bounce rate lower is better
42%
—
—
46%
Pages / visit
6.2
—
—
2.6
Visit duration
5m 29s
—
—
1m 32s
Traffic sources
● Direct 73% · ● Referral 24%
—
—
● Direct 75% · ● Referral 23%
LangChainHaystackOpenAI Codex CLICrewAI
0850.7K1.7M2.6M3.4MLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MCrewAI · 408.9KCrewAI · 417.1KCrewAI · 521.4KCrewAI · 503.5KCrewAI · 610.1KCrewAI · 646.1KCrewAI · 685.2KCrewAI · 531.1KCrewAI · 476.6K100K1M10MLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MCrewAI · 408.9KCrewAI · 417.1KCrewAI · 521.4KCrewAI · 503.5KCrewAI · 610.1KCrewAI · 646.1KCrewAI · 685.2KCrewAI · 531.1KCrewAI · 476.6KNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Freemium
—
Paid
Free
Starting price
$39per month · free tier available
—
—
Free
Free tier
–
–
Free trial
–
–
–
–
API access
–
–
–
Plans
Developer FreePlus $39/moEnterprise Custom/mo
—
GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
Basic FreeEnterprise $0
Capabilities input → output
Input
CodeText
CodeDocuments
CodeImagesText
Text
Output
Apps
Apps
Code
AppsCode
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Developer Tools+2 more
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
6
7
4
9
Agents
Developer tools
Agent creation
–
LLM development
–
–
Development
–
–
Agent testing
–
–
Agent collaboration
–
–
–
Coding
–
–
–
RAG
–
–
–
Agent management
–
–
–
No-code
–
–
–
Workflows
–
–
–
Agent memory
–
–
–
Self hosted
–
–
–
Terminal
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
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.