Transcription, diarization, PCI compliance detection, financial extraction, and sentiment analysis - one API call, $0.49 per audio hour.
Upload audio, get a structured JSON response with transcription, diarization, compliance flags, financial data, sentiment, and action items - all for $0.49/hr.
Automatically identifies Agent vs. Customer and labels every line. Handles cross-talk, hold music, and accented speech.
includedDetects credit card numbers, CVVs, and expiration dates spoken during calls. Flags sensitive data for automatic redaction or audit.
includedPulls payment amounts, recurring charges, pending balances, card types, and billing dates directly from conversation context.
includedCustomer sentiment (positive/negative/neutral) and agent performance scoring on every call. Track quality at scale.
includedEvery word gets a precise start/end timestamp. Power keyword search, compliance audits, and QA review with millisecond accuracy.
includedEvery response is a structured JSON object - call summary, type, outcome, customer info, agent info, agreements, action items, and key issues.
includedSend any audio file - WAV, MP3, OGG, FLAC. We auto-detect language. Files up to 4 hours, up to 25 MB. Stereo or mono.
In one synchronous response: diarized transcript, word timestamps, call summary, financial data, compliance flags, sentiment, action items. A 46-minute call returns in ~12 seconds.
Pipe the structured JSON into your CRM, dashboard, coaching tool, or compliance system. Every field is machine-readable and ready to store.
Standard REST. Upload a file, get structured JSON. No SDKs, no webhooks, no polling. Works with cURL, Python, Node, anything.
import requests
response = requests.post(
"https://api.voxparse.com/v1/transcribe",
headers={"X-API-Key": "vxp_..."},
files={"file": open("call_recording.mp3", "rb")},
)
data = response.json()
ai = data["ai_analysis"]
print(f"Summary: {ai['call_summary']}")
print(f"Customer: {ai['customer']['name']}")
print(f"Sentiment: {ai['sentiment']['customer_sentiment']}")
print(f"PCI flags: {ai['compliance']['sensitive_data_shared']}")
print(f"Payment today: {ai['financial']['payment_today']}")
Prepay any amount. Usage is deducted at $0.49/hr. Every feature - diarization, compliance, financial extraction, sentiment - included in every call.
No subscriptions. No tiers. No feature gates. Everything above is included in every single API call.
Balances valid for 6 months. $200+ top-ups receive bonus balance.
| Provider | Base Price | All Features | AI Analysis | PCI Compliance | Custom Instructions | Speed (46-min call) |
|---|---|---|---|---|---|---|
| VoxParse | $0.49/hr | $0.49/hr | Included | Included | Included | ~12 seconds |
| AssemblyAI | $0.21/hr | $0.51+/hr* | +$0.28/hr add-ons | Extra (PII Redaction) | LeMUR (token cost) | ~30 seconds |
| Deepgram | $0.46/hr | $0.60+/hr | Extra cost | Not available | Not available | ~15 seconds |
| Google Cloud STT | $0.96/hr | $0.96/hr | Not available | Not available | Not available | ~60 seconds |
| AWS Transcribe | $1.44/hr | $1.60+/hr | Extra cost | Extra cost | Not available | ~120 seconds |
Same 46-minute customer service call. Same day. Real results.
Benchmark conducted April 2026 on a 46-minute English-language customer service recording. Both providers tested with the same audio file within the same hour.
Actual response from a 46-minute customer service call. Processed in 12 seconds.
{
"call_summary": "Customer called about a billing discrepancy on March invoice. Agent issued a $75 credit and adjusted recurring rate to $149.99/mo.",
"call_type": "billing",
"call_outcome": "resolved",
"customer": { "name": "James Rivera", "company": "Greenfield Dental Group", "email": "jrivera@greenfielddental.com" },
"financial": {
"credit_issued": "$75.00",
"recurring_amount": "$149.99",
"pending_balance": "$0.00",
"payment_method": "Visa ending in 8831"
},
"compliance": {
"recording_disclosure": true,
"sensitive_data_shared": ["Credit card 4532 **** **** 8831", "CVV ***"]
},
"sentiment": { "customer_sentiment": "neutral", "agent_performance": "excellent" }
}
Start with just $10. No commitments, no subscriptions. Get your API key in under a minute.
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