Sherlock Calls vs EvaluAgent
EvaluAgent provides auto-QA and compliance scoring for contact centers in the UK and EU. Sherlock Calls investigates AI voice agent failures across Twilio, ElevenLabs, and 13+ providers — in Slack, in under 5 seconds.
TL;DR — The short answer
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EvaluAgent auto-scores human contact center agent calls for quality and compliance — strong in UK financial services and BPO.
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Sherlock Calls investigates AI voice agent failures in real time — Twilio, ElevenLabs, and Vapi correlated in Slack.
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EvaluAgent is for QA managers in UK/EU regulated contact centers. Sherlock is for AI voice agent teams globally.
Understanding both tools
Sherlock Calls
AI-powered voice call investigation
Sherlock Calls is a Slack-native AI investigator for operations teams. Connect your existing providers — Twilio, ElevenLabs, Vapi, Genesys, and 20+ more — and ask questions in plain English. Sherlock autonomously gathers data across all connected services, correlates events, and delivers a sourced answer in under 5 seconds. No new dashboards. No SDK. No code changes.
- Works inside Slack — no new UI to learn
- Connects to 20+ providers in minutes
- Investigates calls autonomously with AI
- Free tier — 100 credits per workspace
EvaluAgent
Contact center QA automation — auto-QA, coaching, compliance
EvaluAgent is a UK-based contact center QA platform offering auto-QA, coaching, and compliance monitoring. Strong presence in UK financial services and BPO markets.
- Auto-QA scoring across 100% of human agent calls
- Compliance monitoring aligned with UK FCA and EU regulatory requirements
- Coaching and agent development workflows
- Strong UK and EU market footprint — financial services and BPO focus
Feature comparison — Contact Center
Sherlock Calls vs EvaluAgent & peers
All tools in the Contact Center category — so you can compare both head-to-head and within the landscape.
| Feature | SherlockCalls | EvaluAgentthis page | Balto | CallMiner | CloudTalk | Creovai | Cresta | Cyara | Freshdesk | Kaizo | Level AI | MaestroQA | NICE CXone | Playvox | Scorebuddy | Sprinklr | SquareTalk | SupportLogic | Uniphore | Verint | Voxjar | Zendesk QA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AI call investigation | ||||||||||||||||||||||
| AI agent & LLM tracing | ||||||||||||||||||||||
| AI governance & compliance | ||||||||||||||||||||||
| Offline LLM evaluation | ||||||||||||||||||||||
| Provider integrations | 20+ | UK/EU contact center platforms | Human CCaaS platforms | Human call recording platforms | Own VoIP platform (CloudTalk-native) | Call recording and CCaaS | Human CCaaS platforms | IVR/contact center platforms | Helpdesk and support channels | Zendesk and Salesforce | CCaaS and call recording | CCaaS and helpdesk platforms | Enterprise telephony (own CCaaS) | CCaaS and helpdesk platforms | Call recording and CCaaS platforms | Enterprise social and service channels | Own CCaaS platform (SquareTalk-native) | Salesforce, Zendesk, support platforms | Enterprise CCaaS platforms | Enterprise telephony and CCaaS | Call recording platforms | Zendesk-native only |
| Cross-provider correlation | ||||||||||||||||||||||
| Natural language queries | ||||||||||||||||||||||
| Zero-code setup | ||||||||||||||||||||||
| Per-call cost tracking | ||||||||||||||||||||||
| Free tier available |
Scroll horizontally to compare all tools →
Key differences
Why teams switch from EvaluAgent to Sherlock
AI Voice Stack vs UK/EU Contact Center Infrastructure
Sherlock Calls
Sherlock connects to the global AI voice agent stack — Twilio, ElevenLabs, Vapi — without geographic or regulatory infrastructure constraints.
EvaluAgent
EvaluAgent is optimized for UK and EU regulated contact centers. Its integrations and compliance features are tuned for FCA and EU regulatory frameworks, not the API-driven AI voice agent stack.
Self-Serve Global vs UK/EU Enterprise
Sherlock Calls
Sherlock is available globally with a self-serve free tier. No geographic limitation, no enterprise procurement required.
EvaluAgent
EvaluAgent's primary market is UK financial services and BPO. International availability and enterprise sales timelines apply.
Which tool is right for you?
When to choose Sherlock vs EvaluAgent
Choose Sherlock Calls if…
- Your team deploys AI voice agents globally and needs failure investigation
- You want self-serve pricing without geographic or regulatory constraints
Consider EvaluAgent if…
- Your UK or EU contact center needs compliance-aligned auto-QA for human agents
- You operate in a regulated UK/EU financial services or BPO environment
Pricing
Cost comparison
Sherlock Calls
Free to start
100 credits per Slack workspace. Team plans from $50/month. No credit card required to start.
- Free tier — 100 credits/workspace
- Team: $50–$5,000/month (usage-based)
- Enterprise: custom pricing
- No sales call required to start
- Cancel anytime
EvaluAgent
Enterprise (UK/EU, custom pricing)
EvaluAgent is enterprise-focused for UK and EU markets. No self-serve free tier.
* Pricing sourced from public information. Contact EvaluAgent for current rates.
FAQ
Frequently asked questions
What is the difference between Sherlock Calls and EvaluAgent?
EvaluAgent auto-scores human contact center agent calls for QA and compliance in UK and EU regulated markets. Sherlock Calls investigates AI voice agent failures across Twilio, ElevenLabs, and Vapi globally in Slack.
Is Sherlock Calls a EvaluAgent alternative?
For AI voice agent teams globally, yes. For UK/EU human contact center compliance QA, EvaluAgent is purpose-built.
How do I migrate from EvaluAgent to Sherlock Calls?
No migration needed. Sherlock and EvaluAgent serve different markets and use cases.
Does Sherlock Calls replace EvaluAgent?
Not for UK/EU human contact center compliance QA. ⚠️ Phase 2 note: When Sherlock expands to human QA with EU data residency compliance, EvaluAgent users in UK/EU BPO become a reachable audience.
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