English testing and monitoring

Voice agent testing across English accents and dialects.

Test your voice agents across English accents, dialects, and speaking styles, and check that they understand callers from anywhere and answer naturally.

Hamming works with

All integrations
  • Vapi
  • Retell AI
  • ElevenLabs
  • LiveKit
  • Pipecat
  • OpenAI
  • Synthflow
  • Daily
01Accent & dialect testing

Test across English accents and dialects

Check that your voice agent understands American, British, Australian, Indian, and other English accents, at different speeds and in regional variations.

English · accents

“Could I move my appointment to Thursday, please?”

Indian Englishpass
Southern USpass
Scottish, noisy linefail

heard Tuesday for Thursday

Fig. 1 · Accent & dialect testing
  • Global accent coverage

    • Test with American, British, Australian, Canadian, and Indian English accents
    • Regional dialect support including Southern US, Scottish, Irish variations
    • Non-native English speaker testing for global accessibility
  • Speaking style variations

    • Fast and slow speech pattern testing
    • Formal vs. casual conversation styles
    • Technical jargon and domain-specific vocabulary validation
  • Pronunciation challenges

    • Homophone and homonym disambiguation testing
    • Proper noun and brand name recognition
    • Numbers, dates, and special character handling
02Conversation testing

Natural English conversation flow testing

Validate your voice agent's ability to handle natural English conversations, including interruptions, clarifications, and multi-turn dialogues.

English · interruption testpass
CallerCould I please change my appoint⁠——cuts in
AgentOf course, you'd like to change your appointment.stops, holds
Fig. 2 · Conversation testing
  • Conversational patterns

    • Interruption handling and turn-taking validation
    • Clarification requests and confirmation flows
    • Context retention across multi-turn conversations
  • Language nuances

    • Idioms, slang, and colloquialisms understanding
    • Sarcasm and humor detection capabilities
    • Politeness levels and formality adaptation
  • Error recovery

    • Misunderstanding recovery strategies
    • Graceful handling of unclear speech
    • Rephrasing and alternative question formats
03Compliance & localization

English market compliance and localization

Check that your voice agent meets regional compliance requirements and responds the way callers in each English-speaking market expect.

English · localisation3 checks · 1 failed
UK spelling in confirmationspass
Pounds for UK callerspass
03/04 read as March 4 for a UK callerfail
Fig. 3 · Compliance & localization
  • Regional compliance

    • GDPR compliance for UK and EU English speakers
    • CCPA compliance for California residents
  • Cultural localization

    • Date, time, and number format localization
    • Currency and measurement unit adaptation
    • Cultural sensitivity and appropriate responses
  • Industry terminology

    • Healthcare and medical terminology validation
    • Financial and banking vocabulary testing
    • Legal and compliance language accuracy

Frequently asked
questions.

Browse every answer on the FAQ page