Forrester Wave Leader 2026 — enterprise voice and chat agent platform (now NiCE Cognigy).
ツール利用音声メモリRAG
Demo · hover to playCresta vs Langdockwhich AI support agent should you pick in 2026?
Conversational AI agent assist for contact centers — coaches reps and automates after-call work in real time.
VoiceTool useMemoryRAG
Cresta vs Langdock — specs
| Spec | Cresta | Langdock |
|---|---|---|
| Agent Rank | 80 / 100 (A) | 77 / 100 (A) |
| Autonomy | Semi-autonomous | Semi-autonomous |
| Pricing | Subscription · Free tier | Subscription · from $30 |
| Open source | No | No |
| Capabilities | Voice, Tool use, Memory, RAG | Tool use, Memory, RAG, Multi-agent |
| Integrations | 4 apps | 5 apps |
| Verified | Verified | — |
| Released | Mar 2025 | Feb 2025 |
Agent Rank breakdown
Cresta
Agent Rank
80/ 100
- 自律性
- 8
- 機能
- 8
- 連携
- 8
- 料金
- 9
- 完成度
- 5
- 検証性
- 10
自律性、機能、連携、料金、成熟度、編集部の検証を基に自動算出。デプロイごとに更新されます。 どのように算出されているか?
Langdock
Agent Rank
77/ 100
- 自律性
- 8
- 機能
- 8
- 連携
- 10
- 料金
- 7
- 完成度
- 7
- 検証性
- 6
自律性、機能、連携、料金、成熟度、編集部の検証を基に自動算出。デプロイごとに更新されます。 どのように算出されているか?
Pros & cons
Cresta
メリット
- +Best-in-class real-time coaching — recommendations during the call
- +Auto-summarizes calls + drafts after-call work, saving reps 5+ min per call
- +Strong deployments at Fortune 500 contact centers
デメリット
- −Enterprise-only — minimum seat counts in the hundreds
- −Implementation requires conversation-data training (4–8 weeks)
- −Augments humans rather than replacing them — different positioning than fully autonomous tier
Langdock
メリット
- +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
デメリット
- −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
Cresta
Enterprise
カスタム
Contact centers 200+ reps
- +Real-time agent assist
- +Conversation intelligence
- +After-call work automation
Langdock
Free
無料
Individuals
- +1 workspace
- +GPT-4o + Claude
- +Limited connectors
おすすめ
Pro
$30/席/月
Teams
- +Multi-model BYO
- +All connectors
- +Agent builder
Enterprise
カスタム
Large EU orgs
- +SSO + audit
- +Custom retention
- +Dedicated EU tenant
Which one should you pick?
Cresta
Pick Cresta if cost is the main constraint or if you want a vendor we've verified for accessibility and pricing accuracy.
Try Cresta →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 Cresta or Langdock in 2026?+
Pick Cresta if cost is the main constraint or if you want a vendor we've verified for accessibility and pricing accuracy. Pick Langdock if its specific capabilities (Tool use, Memory) match what you need. Most working teams running both can use Cresta for primary work and Langdock for the workflows where its specific strengths matter.
What's the price difference between Cresta and Langdock?+
Cresta starts at Subscription · Free tier; Langdock starts at Subscription · from $30. Cresta 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, Cresta or Langdock?+
Both Cresta and Langdock are Semi-autonomous agents — neither has a meaningful autonomy advantage over the other. The decision should hinge on capabilities and pricing instead.
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Adjacent agents in the same category with overlapping capabilities — worth a side-by-side glance before you commit.
- Demo · hover to play
コールセンター向けエンタープライズ音声アシスタント — 自然な会話で顧客対応を完結。
音声ツール利用メモリRAGDemo · hover to playAIカスタマーサービスエージェント — チャット・メール・音声を横断してチケットを解決し、測定可能な自動解決率を実現します。
RAGツール利用メモリ音声Demo · hover to play
See more alternatives: alternatives to Cresta · alternatives to Langdock
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