SUPPORTED.TECH VS RETELL AI / UPDATED AUGUST 26, 2026
Compare the same call.
Not the headline rate.
Retell prices voice infrastructure, model, voice, telephony and optional features separately. Supported.tech publishes one voice rate for each account option.
Neither product is cheapest in every configuration. This calculator keeps the inputs visible so you can decide what is comparable.
SAME CALL COUNT / SAME DURATION
Build a fair monthly estimate.
Both sides use two connected minutes per call. Change the Retell components to see why its displayed rate moves.
1,200 estimated connected minutes · two minutes per call
Retell configuration
Phone numbers and carrier charges are excluded from both totals so the comparison does not favor either side.
- Membership + 800 minutes
- $145.00
- 400 additional minutes
- $76.00
- GPT-5.6 Sol + voice surcharge
- $0.00
- Voice infrastructure
- $0.055/min
- Selected LLM
- $0.080/min
- Selected voice
- $0.040/min
- Phone number + carrier
- Excluded from both
- Add-ons
- $0.000/min
WHY THE RATE MOVES
Retell's rate, assembled.
This configuration combines GPT-5.4 and ElevenLabs. Phone-number and carrier costs are excluded from both totals.
PRODUCT / NOT JUST PRICE
What each operating model includes.
Retell is strong infrastructure for teams building inside its platform. Supported.tech is packaged for businesses that want the complete operation managed conversationally.
| Capability | Supported.tech | Retell AI |
|---|---|---|
| Voice pricing | Explore $0.23/min; Supported+ includes 800 minutes, then $0.19/min | Component-based, advertised range $0.07-$0.31/min |
| Model + voice pricing | No Supported.tech surcharge among available choices | Rate changes by model and voice provider |
| Latest model access | GPT-5.6 Sol is available at the same Supported.tech rate | GPT-5.6 was not listed in the pricing selector reviewed on August 26, 2026 |
| AI chat | $0.03 per AI reply; Supported+ includes messaging credits | Model-dependent, approximately $0.001-$0.052 per AI message |
| Native messages, templates, calls and campaigns | No native WhatsApp product found in reviewed documentation | |
| SMS | Available; base estimate from $0.015/message | $0.01/message plus applicable service/carrier requirements |
| Knowledge bases | Included within account limits | +$0.005/min usage; subscription terms vary by agent type and current pricing table |
| Integrations | 262 listed connectors plus APIs, webhooks and MCP | APIs, webhooks and native integrations |
| Set up + maintain by chat | Set up agents, maintain integrations, repair automations and retest from your own GPT or Claude | Conductor builds and tests Retell agents inside Retell |
| Connected-system repair | Can inspect and repair tools and automations, then retest | Agent-focused build, test and version workflow |
| Simulation testing | Controlled real calls/messages; formal scenario suites are planned | Formal simulations, batches, evaluators and mocked tools |
| A/B testing | Not yet formalized | Production traffic splits and version analytics |
| Guided implementation | Available as a clearly scoped service | Dedicated implementation offered as an enterprise add-on |
THE DIFFERENCE THAT MATTERS
Beyond the next answer.
Supported.tech can work through the operation around the agent: observe the conversation, trace the failure, change the approved system, retest, and verify what happened downstream.
- 01Challenge
- 02Observe
- 03Diagnose
- 04Change
- 05Retest
- 06Verify
SOURCES + BOUNDARIES
Check the source.
Retell pricing and capabilities change. Figures on this page were reviewed on August 26, 2026 and should be checked before a purchasing decision.
Official Retell pricing ↗ Official testing overview ↗ Official A/B testing guide ↗ See Supported.tech pricing →