CometAPI vs Haystack vs LangGraph vs FastRouter

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

Your tool
CometAPI
vs
Competitor 1
Haystack
Competitor 2
LangGraph
Competitor 3
FastRouter
Compare
4 tools · best value per row highlighted
Your tool CometAPI
cometapi.com
CometAPI functions as an aggregation layer that sits between your application and hundreds of AI model providers
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Competitor Haystack
haystack.deepset.ai
Haystack is an open-source AI orchestration framework from deepset for building production-grade LLM applications and agents.
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Competitor LangGraph
langchain.com
LangGraph is an open-source agent runtime and low-level orchestration framework for building AI agents that behave reliably on complex tasks.
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Competitor FastRouter
fastrouter.ai
This LLM gateway lets teams tap into over 100 AI models through one API endpoint
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Traffic estimated monthly website traffic
Monthly visits
302.3Kvisits/mo
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15.5Kvisits/mo
MoM change
▲ 9.9%
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▼ 62.7%
6-month growth
-16.5%
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+4.7%
Global rank web
#157,147
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#1,733,591
Avg. last 3 months
295.7K
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23.1K
Bounce rate lower is better
46%
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45%
Pages / visit
2.9
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1.5
Visit duration
38s
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15s
Traffic sources
● Direct 69% · ● Referral 30%
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● Direct 95% · ● Referral 5%
CometAPIHaystackLangGraphFastRouter
0208.6K417.2K625.8K834.4KCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KFastRouter · 4.9KFastRouter · 14.8KFastRouter · 11KFastRouter · 10.2KFastRouter · 12.2KFastRouter · 41.6KFastRouter · 15.5K1K10K100K1MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KFastRouter · 4.9KFastRouter · 14.8KFastRouter · 11KFastRouter · 10.2KFastRouter · 12.2KFastRouter · 41.6KFastRouter · 15.5KDec '25Jan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
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Freemium
Freemium
Starting price
$4per month · free tier available
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$39per month · free tier available
$199per month · free tier available
Free tier
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Free trial
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API access
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Plans
Free Trial FreePay-as-you-go Custom/usage-basedEnterprise Custom/mo
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Developer FreePlus $39/moEnterprise Custom
Starter FreePro $199/moBusiness $799/moEnterprise Custom
Capabilities input → output
Input
ImagesText
DocumentsCode
Code
TextImagesAudio
Output
VideoTextImages
Apps
Apps
AudioVideoTextImages
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI API
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeAI APIAI Developer Tools
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
6
7
8
6
Developer tools
APIs
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Agent creation
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Agents
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LLM gateway
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LLM development
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API integrations
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Agent memory
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Self hosted
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Model routing
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RAG
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Workflows
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API management
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Agent collaboration
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Image generation
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Video generation
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
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Saves
0
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Reviews
0
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Prompts
0
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Verified listing
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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.