OPGPT-Live · PolyAI · Compare · Checked Oct 27, 2026
OpenAI GPT-Live 1 vs PolyAI Dialog-RSN-1 API pricing: which is cheaper?
At 1,000 minutes a month, OpenAI GPT-Live 1 costs $54.55 and PolyAI Dialog-RSN-1 API costs $24.55 on our stack, a difference of $30.00 in favor of PolyAI Dialog-RSN-1 API, before GPT-Live's backend model tokens and PolyAI's text tokens (valid only until Nov 19, 2026). Checked Oct 29, 2026.
Monthly cost at four volumes
| Volume | GPT-Live | PolyAI |
|---|---|---|
| 500 min/mo | $27.85 | $12.85 |
| 1,000 min/mo | $54.55 | $24.55 |
| 5,000 min/mo | $268.15 | $118.15 |
| 10,000 min/mo | $535.15 | $235.15 |
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 | GPT-Live | PolyAI |
|---|---|---|
| How it bills | Pick your providers | Pick your providers |
| Headline rate | $0.05/min session time | $0.02/min connected minute |
| All-in per minute at 1,000 | $0.0546/min | $0.0246/min |
| Concurrency | Build 50, Launch 300, Grow 500 | 2 until a card, then 10 |
| Free to start | None | $100 before Nov 19, 2026 |
| Telephony | Bring your own telephony | Not included |
| LLM | Billed separately; gpt-6-luna suggested | Text tokens billed separately |
Where the money goes at 1,000 minutes
Platform & linesBundled AI rateLLMTranscriberVoicePhone
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.
PPolyAI Dialog-RSN-1 API
$24.55 /mo at 1,000 min
- Dialog-RSN-1 connected minutes$20.00
- Voice output (free until Nov 19, 2026)$0.00
- Telephony: Twilio Elastic SIP, US local inbound$3.40
- Twilio local number$1.15
- Concurrency for 10 calls (10 included after a card is added)$0.00
Text tokens are excluded, so the real cost is higher. Voice output is free until Nov 19, 2026; the price after that is not published. This total is valid only until Nov 19, 2026.
FAQ
Is GPT-Live cheaper than PolyAI?
At 1,000 minutes a month, OpenAI GPT-Live 1 costs $54.55 and PolyAI Dialog-RSN-1 API costs $24.55 on our stack, a difference of $30.00 in favor of PolyAI Dialog-RSN-1 API, before GPT-Live's backend model tokens and PolyAI's text tokens (valid only until Nov 19, 2026). Checked Oct 29, 2026.
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.
How much does PolyAI cost per minute?
PolyAI Dialog-RSN-1 API lists $0.02/min (connected minute). All-in on our stack it works out to $0.0246 a minute at 1,000 minutes a month, or $24.55.
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