Retell AI
API plus no-code, production telephony fast
From $0.07/min
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What we know about Retell AI
Retell AI is a voice ai platform: aPI plus no-code, production telephony fast. This profile tracks what we have verified about Retell AI, each fact linked to a primary source and dated.
On pricing, Retell AI starts at $0.07 per minute for its entry tier. That is the sticker rate: real production cost usually runs higher once you add a language model, a voice provider, and telephony minutes, and we model Retell AI closer to 0.085-0.415 USD/min all-in. Every Retell AI comparison on the site works from that all-in figure rather than the headline number, because the headline number is rarely what the invoice says.
New Retell AI accounts get $10 free credits on signup to test with before a card is required, which is enough to run a handful of real calls and judge latency and voice quality for your own script rather than a demo.
On capabilities, Retell AI covers native sip trunking, bring-your-own llm, bring-your-own tts voice, native outbound campaigns, warm transfer to human, and built-in knowledge base, and does not offer llm/tts costs passed through at cost? and annual contract required for best pricing?. Each of those is verified against Retell AI's own docs or dashboard, not marketing copy.
On performance, Retell AI reports 20 calls concurrent calls on the base plan. Latency figures are vendor claims until we measure them ourselves, and they are labeled that way on the Retell AI fact sheet, so treat them as a starting point rather than a guarantee.
For compliance, with Retell AI: HIPAA is enterprise_only on the plans we checked and SOC 2 Type II is in place. If you are in a regulated space, confirm the current posture with Retell AI before you commit, since these change plan by plan.
In total we track 28 verified facts for Retell AI today, and add coverage as the ingestion pass revisits it. Where a number is a vendor claim rather than our own measurement, it is labeled as such on the Retell AI fact sheet below, and each row links the primary source it came from so you can check our work.
Whether Retell AI is the right call depends on your use case more than any single spec, which is why the head-to-head verdicts below score it per scenario rather than crowning one overall winner. Use the fact sheet for the raw numbers, and the matchups for how Retell AI actually fares against the platforms buyers most often weigh it against.
Fact sheet
Every row independently verifiedConsidering a switch? Best Retell AI alternatives →
TTS in this stack
Retell AI lets you bring your own text-to-speech voice, so the voice engine is a separate pricing and quality decision. Compare the engines builders plug in most: ElevenLabs, Cartesia, OpenAI TTS, or the full text-to-speech comparison →