Same audio file. Same day. Same hour. Head-to-head comparison on a real 46-minute customer service recording.
What you get from each provider for the same audio file.
What each API returns for the same audio file - a single call.
{
"transcript": "Agent: Thank you for calling...",
"duration_seconds": 1845,
"language": "en",
"segments": [ ... ],
"words": [ ... ],
"ai_analysis": {
"call_summary": "Customer called about a
billing discrepancy on their monthly
invoice. Agent issued a $75 credit and
adjusted the recurring rate to
$149.99/mo going forward.",
"call_type": "billing",
"call_outcome": "resolved",
"customer": {
"name": "James Rivera",
"company": "Greenfield Dental Group",
"email": "[email protected]"
},
"agent": {
"name": "Karen",
"department": "Billing Support"
},
"financial": {
"credit_issued": "$75.00",
"recurring_amount": "$149.99",
"payment_method": "Visa ending in 8831"
},
"compliance": {
"recording_disclosure": true,
"sensitive_data_shared": [
"Credit card 4532 **** **** 8831"
]
},
"sentiment": {
"customer_sentiment": "neutral",
"agent_performance": "excellent"
},
"key_issues": [
"Double charge on March invoice",
"Rate increase not communicated"
],
"action_items": [
"Issue $75 credit to account",
"Adjust rate to $149.99/mo",
"Send updated invoice by email"
],
"transcript_cleaned": "Agent: Thank you
for calling. How can I help you today?
Customer: Hi, I noticed a charge on...."
}
}
{
"id": "6x8v4w3r2q",
"status": "completed",
"text": "Hi thank you for calling
Greenfield billing support this is
Karen how can I help you today hi
yeah I noticed there was a charge
on my March invoice that doesn't
look right it says one forty nine
ninety nine but I thought my rate
was supposed to be one twenty five
a month um let me pull up your
account here I see what you mean
it looks like there was a rate
adjustment that went through I
apologize for the confusion...",
"words": [ ... ],
"utterances": [ ... ],
"audio_duration": 1845
// No structured analysis
// No financial extraction
// No compliance detection
// No sentiment scoring
// No call classification
// No action items
// Need separate API calls + LeMUR
// for any of these features
}
AssemblyAI's base price looks low - but features are sold separately.
| Feature | VoxParse | AssemblyAI |
|---|---|---|
| Base transcription | Included | $0.21/hr |
| Speaker diarization | Included | +$0.02/hr |
| Sentiment analysis | Included | +$0.02/hr |
| Summarization | Included | +$0.03/hr |
| Entity detection | Included | +$0.08/hr |
| Topic detection / call classification | Included | +$0.15/hr |
| PCI compliance / PII masking | Included | +Extra (PII Redaction) |
| Custom AI instructions | Included (2,000 chars) | LeMUR (per-token pricing) |
| Financial data extraction | Included | Not available |
| Email / name auto-correction | Included | Not available |
| Total (all features) | $0.49/hr | $0.51+/hr |