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Lindy AI vs SleekFlow: Complete Comparison 2026

Select a category, then compare up to 3 tools side by side. Analyze features, pricing, and performance.

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Chatbot & Assistant22 tools available
Lindy AI
Lindy AI

Create custom AI agents to automate your workflows

Lindy AI is a no-code platform for creating autonomous AI agents to automate repetitive tasks: email management, meeting scheduling, CRM, customer support. Agents learn from your habits and act proactively.

Strengths

  • Natural language AI agent creation (no-code)
  • Continuous learning of user preferences
  • Over 4,000 integrations available
  • Proactive agents that anticipate needs

Limitations

  • Learning curve to optimize agents
  • Credit-based pricing can be complex to predict
  • Phone support English-only on Pro plan
  • Requires good workflow definition to be effective

Pricing plans

  • Up to 40 tasks
  • 1M character knowledge base
  • 100+ integrations
  • Basic agent creation
  • Up to 1,500 tasks
  • 30 calls/month
  • 20M character knowledge base
  • 4,000+ integrations
  • 1 concurrent call
  • Team members $19.99/month each
  • Unlimited tasks
  • Unlimited phone calls
  • 50M character knowledge base
  • 30+ supported languages
  • Unlimited concurrent calls
  • Call transfers
  • Custom phone numbers
  • Team members $19.99/month each
  • All Business features
  • Enterprise-grade security
  • Dedicated AI engineer
  • Volume-based credit discounts
  • Unlimited knowledge base
  • Custom integrations
SleekFlow
SleekFlow

AI-powered omnichannel conversation suite

SleekFlow unifies WhatsApp, Instagram, Messenger and SMS in a single inbox with AI chatbot and automations.

Strengths

  • Complete omnichannel (WhatsApp, IG, FB, SMS, TikTok)
  • GPT-4 AI agent for 24/7 lead qualification
  • Free plan available (3 users)
  • Unlimited broadcasts from Pro plan

Limitations

  • High pricing for Pro plan ($199/month)
  • Recent price increase
  • Limited monthly active contacts
  • Complex interface for beginners

Pricing plans

  • 3 utilisateurs
  • 50 contacts actifs/mois
  • Fonctionnalités core
  • Onboarding gratuit
  • 3 utilisateurs
  • 500+ contacts actifs/mois
  • Broadcasts illimités
  • Flow Builder illimité
  • Stockage contacts illimité
  • Inbox web & mobile
  • Agent IA 24/7
  • Onboarding gratuit
  • 10 utilisateurs
  • 1000+ contacts actifs/mois
  • Tout Pro +
  • Dashboards analytics
  • API & Webhooks
  • Contrôle accès par rôle
  • Agents IA avancés
  • AI Solution Engineer
  • Success manager dédié
  • Tout Premium +
  • Configs personnalisées
  • Intégration Salesforce
  • PII Masking
  • Support avancé

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General overview

Criterion
Lindy AI
SleekFlow
AI typeAI NativeAI Native
Country of origin🇺🇸 United States🇭🇰 Hong Kong
Year founded-2019
Supported languages8 languages8 languages
Free plan
Yes
Yes
API available

Detailed comparison

FeatureLindy AISleekFlow
Available models
5
Max output tokens
8192 tokens
Knowledge cutoff
Real-time
Vision support
Audio input
Audio output
Image generation
Video understanding
File types supported
PDF, Docs, CSV
Function calling
Reasoning mode
Web search integrated
Code execution
Canvas / Artifacts
Memory persistence
Custom instructions
Streaming API
Fine-tuning available
Embeddings API
Batch API
Messages/day (free)
400 messages
Rate limit (req/min)
100 req/min
Data retention policy
90 days
Enterprise security
On-premise available
Available
Not available
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