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Integration

Voice agent webhooks

Send structured call events to custom systems, internal tools, and automation pipelines.

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Havio integration model

Handoff signal

API

ready events

Call event payloads
Custom routing
Internal automation

Why teams compare this

  • Internal systems need custom updates
  • Native integrations do not cover every workflow
  • Engineering needs predictable payloads

How Havio handles it

  • Define event schema
  • Send call summary and fields
  • Retry and monitor delivery

Controls and buyer checks

  • Developer-friendly without becoming a raw voice API
  • Supports custom workflows
  • Useful for agencies and MSPs

Operational blueprint

What buyers can decide from this page.

Before launch, buyers should be able to see what data is needed, what the agent decides, where the output goes, and when a human takes over.

Buyer check

What Havio reads

Define the minimum data the agent needs before a call can safely update this system.

  • Caller identity, phone number, intent, urgency, and language
  • Approved services, policies, booking rules, and escalation boundaries
  • Destination permissions, owner rules, required fields, and dedupe logic

Buyer check

What Havio writes

Every call leaves a structured record, not another voicemail or loose note.

  • Call event payloads
  • Custom routing
  • Internal automation
  • Summary, transcript link, tags, next action, and failed-write status

Buyer check

Setup checks

Integration launches work best when field ownership and fallback paths are clear before go-live.

  • Map required fields and decide which system is the source of truth
  • Test create, update, duplicate, and permission-failure paths
  • Confirm who reviews failed writes and unresolved caller outcomes

Buyer check

Failure handling

The implementation must show what happens when automation cannot complete the task.

  • Retry or queue failed writes where supported
  • Alert the right human with caller context and the failed destination
  • Keep the call summary reviewable even when the integration fails

Integration decision

Turn this page into a buyer decision brief.

Use the checks below to decide whether the handoff is safe enough to connect.

Buyer readiness

0%

Use this brief in my demo request

0 of 4 buyer checks complete.

Implementation playbook

The workflow details buyers need before a demo.

Resolve the practical workflow details before routing callers: what the agent says first, which fields it captures, when it stops, where the record goes, and which plan shape usually fits.

Sample call flow

  • Define which call events should trigger webhooks
  • Capture caller fields, intent, summary, transcript link, and outcome
  • Send structured payload to the destination endpoint
  • Retry, alert, or queue when delivery fails

Qualification fields

  • Event type, workspace, agent, call ID, timestamp, caller, number, language, and intent
  • Outcome, urgency, extracted fields, transfer result, booking status, and transcript URL
  • Destination URL, signing secret, retry policy, and failure owner

Human handoff rules

  • Alert operations when critical webhook delivery fails
  • Use idempotency or call IDs to prevent duplicate downstream records
  • Route sensitive data only to approved systems with the right access

Do not automate

  • Do not send secrets in webhook payloads
  • Do not expose private caller data to unapproved endpoints
  • Do not rely on webhooks without failure alerts for critical workflows
  • Do not build unbounded retry loops

Stack handoff

  • Custom CRMs, internal tools, data warehouses, automation platforms, queues, and monitoring systems
  • Signed payloads, idempotency keys, retry logs, and failed-delivery alerts where supported

Plan fit

  • Growth for simple webhook automations
  • Scale for multiple event types and monitoring
  • Enterprise for security review, custom payloads, or SLA-backed delivery

Call flow

From ringing phone to a clean next step.

Havio maps the operational details before the agent answers: what to ask, when to book, when to transfer, and what gets written back to your tools.

  1. 01

    Define event schema

    Each step can be configured with approved caller language, fallback rules, and the system that receives the final call outcome.

  2. 02

    Send call summary and fields

    Each step can be configured with approved caller language, fallback rules, and the system that receives the final call outcome.

  3. 03

    Retry and monitor delivery

    Each step can be configured with approved caller language, fallback rules, and the system that receives the final call outcome.

Buyer FAQ

Resolve the questions that block launch.

What data is sent?

Only the fields needed for the destination workflow: event type, call ID, caller details, intent, urgency, approved structured fields, outcome, destination status, and transcript or recording references only where access and retention are approved. Payloads should be signed, idempotent, retryable, and never include API secrets or unnecessary sensitive data.

What happens if the integration fails?

The call summary should stay reviewable, the failed write should be visible, and the right owner should receive enough context to fix the record manually.

What should we prepare before launch?

Prepare the approved answers, handoff contacts, destination system, and the fields needed for call event payloads.

When should a human take over?

A person should take over for urgent, sensitive, angry, uncertain, regulated, out-of-policy, or high-value calls, and whenever the caller asks for a human.

Related buyer paths

Keep comparing with the pages buyers usually need next.

These links keep the route useful after the first read: pricing, integration checks, implementation guides, calculators, and adjacent alternatives stay one step away.

Review developer optionsReview integrationReview handoff rulesReview integrationSee pricingReview integration

Next step

See how this works on your phone line.

Bring call volume, current phone setup, and the workflow you want to automate. Havio turns that into a concrete pilot plan.

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