Compare Lab
AssemblyAI vs Cognigy
AssemblyAI is positioned as transcription APIs for live and recorded audio, with model-specific language and analysis options. Cognigy is positioned as enterprise agent workflows and Voice Gateway for existing contact-center envir
AssemblyAI is positioned as transcription APIs for live and recorded audio, with model-specific language and analysis options. Cognigy is positioned as enterprise agent workflows and Voice Gateway for existing contact-center environments. Start by deciding who owns the missing layers, then inspect the documented differences below.
STT and Enterprise Platforms are different product categories. An underlying engine or framework is not a complete substitute for a deployed agent workflow.
12 jointly documented catalog fields. This measures evidence coverage, not equivalent quality or an overall winner.
Test opening hours, booking conflicts and an unanswered transfer.
Start where the records differ.
Values and evidence states are compared together. Shared facts follow the differences; Unknown never means No.
| Decision point | AssemblyAI | Cognigy |
|---|---|---|
| Billing modelDifferent records | component-stack | custom-sales-led |
| Billing unitDifferent records | Async audio hours; streaming connection hours; agent session minutes; gateway tokens | Unknown |
| Bring your telephonyDifferent records | Yes | Yes |
| HIPAA pathDifferent records | Yes | Yes |
| Bring your modelShared state | Yes | Yes |
| Warm transferShared state | Unknown | Unknown |
Your requirements & next steps
Your requirements
Ready-made / AI receptionist · Strict evidence mode
No personal requirements yet. Add criteria in Advanced Filter to prioritize this comparison.
STT hours/session duration, agent minutes, gateway tokens and add-ons remain distinct.
Sales-led enterprise component deployment; no public complete rate table in captured product documentation.
Model rates are scoped; add-ons stack; reference states updated May 29, 2026 and conflicts are retained.
Exact licensed components, speech/model/carrier pass-through and enterprise minimum require a quote.
Idle streaming connection duration is billable. No fabricated all-in phone cost per minute.
Exact licensed components, speech/model/carrier pass-through and enterprise minimum require a quote.
SSO costs $199 per connection per month; do not mistake no base fee for no fixed optional charges.
Exact licensed components, speech/model/carrier pass-through and enterprise minimum require a quote.
Not a fixed monthly audio allowance; credits do not expire.
Enterprise product and trial documentation reviewed; no complete current commercial schedule/eligibility or bundled provider costs established. Trial Knowledge AI does not inherit contracted SLA.
No invented bundle overage.
Enterprise product and trial documentation reviewed; no complete current commercial schedule/eligibility or bundled provider costs established. Trial Knowledge AI does not inherit contracted SLA.
Component choices and call mix must be specified.
Barge-in can increase speech subscription costs; contract determines payment route.
Not yet researched against this buyer-critical field standard.
Not yet researched against this buyer-critical field standard.
No complete phone bill ceiling from minutes alone; carrier, model and addon scope vary.
Exact licensed components, speech/model/carrier pass-through and enterprise minimum require a quote.
No complete phone bill ceiling from minutes alone; carrier, model and addon scope vary.
Exact licensed components, speech/model/carrier pass-through and enterprise minimum require a quote.
Anyone with this link can view the encoded decision criteria.
Vendor documentation establishes a claim. Public model benchmarks are separate context, not measurements of these platforms.
Open saved comparison ↗What to verify together.
AssemblyAI
A transcription hour is not a complete agent hour.
Universal-2 async / Universal-Streaming $0.15/hour; U3.5 Pro async $0.21/hour; U3 realtime $0.45/hour; Voice Agent $0.075/min · V3.3 evidence review · Voice Agent API reference; standalone STT is hourly; transport/add-ons separate
Excluded / confirm: Complete cost cannot be established from this reference. No complete phone bill ceiling from minutes alone; carrier, model and addon scope vary. · Twilio carrier; optional custom/Gateway LLM; standalone STT add-ons and per-channel billing
STT hours/session duration, agent minutes, gateway tokens and add-ons remain distinct.
Cognigy
No public unit price was established; request itemized platform, speech, carrier and support costs.
Custom quote / current rate unresolved · V3.3 evidence review · Enterprise contract; complete public numeric schedule unavailable
Excluded / confirm: Complete cost cannot be established from this reference. Exact licensed components, speech/model/carrier pass-through and enterprise minimum require a quote. · Carrier and speech-provider subscription costs may apply
Sales-led enterprise component deployment; no public complete rate table in captured product documentation.
The evidence overlap.
Both records have documented values for Product type, Technical setup, Pricing model, OpenAI models, Anthropic models, Google models, Bring your model, Function / tool calling, Interruption controls, Transcripts, Checked within 30 days, Retained price snapshot. Matching availability does not measure behavior under your call conditions.
Run the same booking, tool failure and unsuccessful human-transfer cases. Record both outcomes and billable units before signing a deployment agreement.
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