ORetell AI · GPT-Live · Compare · Checked Oct 27, 2026
Retell AI vs OpenAI GPT-Live 1 pricing: which is cheaper?
At 1,000 minutes a month, Retell AI costs $99.80 and OpenAI GPT-Live 1 costs $54.55 on our stack, a difference of $45.25 in favor of OpenAI GPT-Live 1, before GPT-Live's backend model tokens. Checked Oct 27, 2026 (Retell AI) and Oct 29, 2026 (GPT-Live).
Retell AI$99.80$0.0998/min at 1,000 minPricing retellai.comMonthly cost at four volumes
| Volume | Retell AI | GPT-Live |
|---|---|---|
| 500 min/mo | $50.90 | $27.85 |
| 1,000 min/mo | $99.80 | $54.55 |
| 5,000 min/mo | $491.00 | $268.15 |
| 10,000 min/mo | $980.00 | $535.15 |
Our calculation from list prices: 3-minute inbound calls, 10 at once, one US number. A green dot marks the cheaper side. Change the scenario.
What each one bills for
| Item | Retell AI | GPT-Live |
|---|---|---|
| How it bills | Pick your providers | Pick your providers |
| Headline rate | $0.055/min voice infra | $0.05/min session time |
| All-in per minute at 1,000 | $0.0998/min | $0.0546/min |
| Concurrency | 20 concurrent calls | Build 50, Launch 300, Grow 500 |
| Free to start | $10 credits (one-time) | None |
| Telephony | $0.015/min | Bring your own telephony |
| LLM | $0.0016–$0.64/min | Billed separately; gpt-6-luna suggested |
Where the money goes at 1,000 minutes
Platform & linesBundled AI rateLLMTranscriberVoicePhone
Retell AI
$99.80 /mo at 1,000 min
- Voice infra$55.00
- LLM (GPT 4.1 mini)$12.80
- TTS (Retell platform voices)$15.00
- Telephony (Retell Twilio, US)$15.00
- Phone number$2.00
- Extra concurrency (20 included)$0.00
OOpenAI GPT-Live 1
$54.55 /mo at 1,000 min
- GPT-Live 1 session time$50.00
- Telephony: Twilio Elastic SIP, US local inbound$3.40
- Twilio local number$1.15
- Concurrency for 10 calls (Build includes 50)$0.00
Backend model tokens and tool calls are billed separately and are not in this total, so the real cost is higher.
FAQ
Is Retell AI cheaper than GPT-Live?
At 1,000 minutes a month, Retell AI costs $99.80 and OpenAI GPT-Live 1 costs $54.55 on our stack, a difference of $45.25 in favor of OpenAI GPT-Live 1, before GPT-Live's backend model tokens. Checked Oct 27, 2026 (Retell AI) and Oct 29, 2026 (GPT-Live).
How much does Retell AI cost per minute?
Retell AI lists $0.055/min (voice infra). All-in on our stack it works out to $0.0998 a minute at 1,000 minutes a month, or $99.80.
How much does GPT-Live cost per minute?
OpenAI GPT-Live 1 lists $0.05/min (session time). All-in on our stack it works out to $0.0546 a minute at 1,000 minutes a month, or $54.55.
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