aiagentrank.io

Decagon vs Langdockwhich AI support agent should you pick in 2026?

Conversational support agents that resolve tickets like your best reps.

🎧SupportAutonomousSubscription
Tool useMemoryRAG

GDPR-native multi-model AI workspace with built-in agent builder — Europe's Glean alternative.

⚙️OpsSemi-autonomousSubscription · from $30
Tool useMemoryRAGMulti-agent

Decagon vs Langdock — specs

SpecDecagonLangdock
Agent Rank73 / 100 (A)77 / 100 (A)
AutonomyAutonomousSemi-autonomous
PricingSubscription · Free tierSubscription · from $30
Open sourceNoNo
CapabilitiesTool use, Memory, RAGTool use, Memory, RAG, Multi-agent
Integrations3 apps5 apps
VerifiedVerified
ReleasedApr 2025Feb 2025

Categories: DecagonSupport · LangdockOps

Agent Rank breakdown

Decagon
Agent Rank
73/ 100
AA-tier
Autonomie
9
Capacités
6
Intégrations
4
Tarification
9
Maturité
6
Vérifiabilité
10

Calculé automatiquement à partir de l'autonomie, des capacités, des intégrations, de la tarification, de la maturité et de la vérification éditoriale. Mis à jour à chaque déploiement. Comment est-ce calculé ?

Langdock
Agent Rank
77/ 100
AA-tier
Autonomie
8
Capacités
8
Intégrations
10
Tarification
7
Maturité
7
Vérifiabilité
6

Calculé automatiquement à partir de l'autonomie, des capacités, des intégrations, de la tarification, de la maturité et de la vérification éditoriale. Mis à jour à chaque déploiement. Comment est-ce calculé ?

Pros & cons

Decagon
Pour
  • +Chat-first agent with consistently 65–75% tier-1 deflection in production
  • +Deep integration with existing helpdesks (Zendesk / Intercom / Salesforce)
  • +Mid-market priced — easier conversation than Sierra
Contre
  • Voice support exists but is not the strength
  • Sales-led — no self-serve sign-up
  • Per-resolution pricing can sting if tickets spike unexpectedly
Langdock
Pour
  • +GDPR-native — built EU-first with German data residency and strict compliance defaults
  • +Multi-model BYO (Anthropic, OpenAI, Google) without lock-in
  • +Strong agent builder + connector library — Glean-class but priced for European mid-market
Contre
  • Smaller US presence and US partner ecosystem
  • Newer than Glean — fewer published US Fortune 500 case studies
  • Per-seat pricing adds up at scale (>50 users)

Pricing

Decagon
Growth
Sur mesure
Mid-market
  • +Per-resolution pricing
  • +Zendesk / Intercom integration
  • +Onboarding included
Recommandé
Enterprise
Sur mesure
Enterprise
  • +Custom integrations
  • +SSO + audit log
  • +Dedicated CSM
Langdock
Free
Gratuit
Individuals
  • +1 workspace
  • +GPT-4o + Claude
  • +Limited connectors
Recommandé
Pro
$30/siège/mois
Teams
  • +Multi-model BYO
  • +All connectors
  • +Agent builder
Enterprise
Sur mesure
Large EU orgs
  • +SSO + audit
  • +Custom retention
  • +Dedicated EU tenant

Which one should you pick?

Decagon

Pick Decagon if cost is the main constraint or if you want the highest autonomy and the verification loop is in place.

Try Decagon →
Langdock

Pick Langdock if its specific capabilities (Tool use, Memory) match what you need.

Try Langdock →

Affiliate links. We may earn a commission at no extra cost to you.

Frequently asked

Should I pick Decagon or Langdock in 2026?+

Pick Decagon if cost is the main constraint or if you want the highest autonomy and the verification loop is in place. Pick Langdock if its specific capabilities (Tool use, Memory) match what you need. Most working teams running both can use Decagon for primary work and Langdock for the workflows where its specific strengths matter.

What's the price difference between Decagon and Langdock?+

Decagon starts at Subscription · Free tier; Langdock starts at Subscription · from $30. Decagon is the cheaper entry option. For team deployments the TCO can differ — use the AI Agent Rank TCO calculator for your specific volume.

Which is more autonomous, Decagon or Langdock?+

Decagon is the more autonomous of the two (Autonomous vs Semi-autonomous). Higher autonomy ships throughput faster but requires verification loops in place — see our autonomous-vs-copilot framing for when each tier wins.

Readers comparing Decagon and Langdock also picked

Adjacent agents in the same category with overlapping capabilities — worth a side-by-side glance before you commit.

Want the real monthly cost at your volume? Run the TCO calculator →
← Build your own comparison
Decagon vs Langdock (2026): which AI support agent wins? · AI Agent Rank