Pipecat vs Haystack vs OpenCode vs LangGraph

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

Your tool
Pipecat
vs
Competitor 1
Haystack
Competitor 2
OpenCode
Competitor 3
LangGraph
Compare
4 tools · best value per row highlighted
Your tool Pipecat
pipecat.ai
Pipecat is an open-source Python framework for building voice and multimodal AI agents that talk in real time.
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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 OpenCode
opencode.ai
OpenCode is an open-source AI coding agent that helps developers write code in the terminal, an IDE or a desktop app.
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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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Traffic estimated monthly website traffic
Monthly visits
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6-month growth
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Global rank web
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Avg. last 3 months
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Bounce rate lower is better
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Pages / visit
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Visit duration
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Traffic sources
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Pricing
Model
Free
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Free
Freemium
Starting price
Free
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Free
$39per month · free tier available
Free tier
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Free trial
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API access
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Plans
Open source Free
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Developer FreePlus $39/moEnterprise Custom
Capabilities input → output
Input
AudioTextVideo
CodeDocuments
CodeText
Code
Output
AudioText
Apps
Code
Apps
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeVoice & SpeechAI Agent+2 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
9
5
3
6
Developer tools
Agent creation
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Agents
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LLM development
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Agent memory
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Agent collaboration
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Coding
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Voice agents
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Voice
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Voice assistance
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Agent testing
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Call agents
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Development
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Community on aitoolstime
Rating
no ratings yet
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Upvotes
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Saves
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Reviews
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Prompts
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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.