Vocode vs Haystack vs Stack AI vs Wiserep

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

Your tool
Vocode
vs
Competitor 1
Haystack
Competitor 2
Stack AI
Competitor 3
Wiserep
Compare
4 tools · best value per row highlighted
Your tool Vocode
vocode.dev
Vocode is an open-source toolkit for building voice-based AI agents.
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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 Stack AI
stack-ai.com
Connect AI models visually
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Competitor Wiserep
wiserep.com
Voice AI agents pick up incoming calls and immediately start conversing with customers like they're talking to a real support rep
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Traffic estimated monthly website traffic
Monthly visits
—
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6.3Kvisits/mo
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MoM change
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▼ 57.9%
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6-month growth
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-93.7%
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Global rank web
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#1,700,092
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Avg. last 3 months
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13.9K
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Bounce rate lower is better
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39%
0%
Pages / visit
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1.8
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Visit duration
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14s
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Traffic sources
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VocodeHaystackStack AIWiserep
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 · 6.3KWiserep · 3031001K10K100K1MStack 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 · 6.3KWiserep · 303Nov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
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Freemium
Freemium
Starting price
Free
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Free tier
$95per month
Free tier
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Free trial
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API access
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Plans
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Essentials $95/moProfessional $245/moPremium $495/moEnterprise Custom
Capabilities input → output
Input
AudioText
CodeDocuments
DataDocumentsText
AudioText
Output
Audio
Apps
Apps
AudioText
Skill level
Advanced
Advanced
Intermediate
Advanced
Categories
Business & MarketingDevelopment & CodeVoice & SpeechAI Call Center+2 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Business & MarketingAI Call CenterAI Customer ServiceAI Lead Generation
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
5
7
7
12
Agent creation
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Agents
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Voice agents
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Developer tools
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Call agents
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Self hosted
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Call answering
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Call center automation
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Customer support
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LLM development
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Lead generation
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No-code
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RAG
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Workflows
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APIs
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Business automation
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Calls
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Chatbots
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Customer support automation
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Process automation
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Agent memory
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Finance workflow automation
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Insurance
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Multilingual conversation assistance
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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
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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.