# Deepgram Voice Agent API Review

> Deepgram Voice Agent API review: Unified STT + LLM orchestration + TTS voice-agent pipeline at a flat all-in rate ($4.50/hr), with BYO-LLM/TTS discounts and.

Unified STT + LLM orchestration + TTS voice-agent pipeline at a flat all-in rate ($4.50/hr), with BYO-LLM/TTS discounts and enterprise deployment options.

Among the 23 voice ai tools we track, Deepgram Voice Agent API has the 17th-cheapest per-minute rate.

From $0.07/min · facts verified Jul 30, 2026

## What we know about Deepgram Voice Agent API

Deepgram Voice Agent API is a voice ai platform: unified STT + LLM orchestration + TTS voice-agent pipeline at a flat all-in rate ($4.50/hr), with BYO-LLM/TTS discounts and enterprise deployment options. This profile tracks every Deepgram Voice Agent API fact we have verified, each linked to a primary source and dated.

On pricing, Deepgram Voice Agent API 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.

New Deepgram Voice Agent API accounts get $200 free credit on signup (Pay As You Go) 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, Deepgram Voice Agent API covers bring-your-own llm, bring-your-own tts voice, native outbound campaigns, interruption handling (barge-in), gdpr tooling / eu residency, and self-host / on-prem option, and does not offer llm/tts costs passed through at cost? and annual contract required for best pricing?. Each of those is verified against Deepgram Voice Agent API's own docs or dashboard, not marketing copy.

Placed against the 23 voice ai tools we track, Deepgram Voice Agent API's strongest showing is the 17th-cheapest per-minute rate - a spread worth weighing against your own priorities.

In total we track 13 verified facts for Deepgram Voice Agent API today, each linking the primary source it came from so you can check our work - and vendor claims we have not measured ourselves are labeled as such on the Deepgram Voice Agent API fact sheet below.

## Deepgram Voice Agent API pricing

≈ $0.075 per minute all-in (est.), verified Jul 30, 2026 ([source](https://deepgram.com/pricing)).

| Monthly volume | All-in monthly bill |
| --- | --- |
| 1K min/mo | $75 |
| 10K min/mo | $750 |
| 100K min/mo | $7,500 |

All-in monthly: platform fee + per-minute + telephony. Assumes GPT-4o class model, ElevenLabs voice.

## Fact sheet

### Pricing

| Fact | Value | Verified | Source |
| --- | --- | --- | --- |
| Base price / min | $0.07 | Jul 30 | [source](https://deepgram.com/pricing) |
| Free tier credit | $200 free credit on signup (Pay As You Go) | Jul 30 | [source](https://deepgram.com/pricing) |
| LLM/TTS costs passed through at cost? | ✗  No | Jul 30 | [source](https://deepgram.com/pricing) |
| Annual contract required for best pricing? | ✗  No | Jul 30 | [source](https://deepgram.com/pricing) |

### Capabilities

| Fact | Value | Verified | Source |
| --- | --- | --- | --- |
| Bring-your-own LLM | ✓  Yes | Jul 30 | [source](https://deepgram.com/product/voice-agent-api) |
| Bring-your-own TTS voice | ✓  Yes | Jul 30 | [source](https://deepgram.com/pricing) |
| Native outbound campaigns | ✓  Yes | Jul 30 | [source](https://developers.deepgram.com/docs/voice-agent) |
| Interruption handling (barge-in) | ✓  Yes | Jul 30 | [source](https://deepgram.com/product/voice-agent-api) |

### Compliance & trust

| Fact | Value | Verified | Source |
| --- | --- | --- | --- |
| GDPR tooling / EU residency | ✓  Yes | Jul 30 | [source](https://deepgram.com/product/voice-agent-api) |
| Self-host / on-prem option | ✓  Yes | Jul 30 | [source](https://deepgram.com/product/voice-agent-api) |

### Build experience

| Fact | Value | Verified | Source |
| --- | --- | --- | --- |
| API-first (full lifecycle via API) | ✓  Yes | Jul 30 | [source](https://developers.deepgram.com/docs/voice-agent) |
| Native integrations count (+ key ones: GHL, HubSpot, Zapier, Make, Twilio) | BYO LLM/TTS; telephony; function calling | Jul 30 | [source](https://developers.deepgram.com/docs/voice-agent) |

### Commercial

| Fact | Value | Verified | Source |
| --- | --- | --- | --- |
| Self-serve signup | ✓  Yes | Jul 30 | [source](https://deepgram.com/pricing) |

## Deepgram Voice Agent API head-to-head

| Comparison | Record | Per use case |
| --- | --- | --- |
| [Deepgram Voice Agent API vs Vapi](https://www.versusref.com/voice-ai/deepgram-voice-agent-api-vs-vapi/) | won 0 · lost 3 · tied 2 | No-code agency deploys: lost; Custom pipeline control: tie; Healthcare compliance: tie; Outbound sales campaigns: lost; SMB receptionist and booking: lost |

Source: https://www.versusref.com/voice-ai/tools/deepgram-voice-agent-api/