# 8 best Parloa alternatives in 2026, compared

By Samuel Oram-Jones

The best Parloa alternatives in 2026 are Bland, Synthflow, PolyAI, Ada, Sierra, Cognigy, Decagon, and Retell, and Bland ranks first for enterprise calls because it is full stack. This ranking compares each voice AI provider on who builds the AI, how a price is set, and where calls can run, as of November 2026.

## What are the best Parloa alternatives?

The best Parloa alternative overall is Bland, because one company builds and runs every AI model on a call.

- **Bland:** Best overall for enterprise calls
- **Synthflow:** Best for sales-led, multi-channel voice teams
- **PolyAI:** Best for enterprises that want a managed, quoted agent
- **Ada:** Best for chat, email, and voice customer service agents
- **Sierra:** Best for enterprise teams buying outcome-priced agents
- **Cognigy:** Best for enterprises that configure their own platform
- **Decagon:** Best for support teams adding voice to chat and email
- **Retell:** Best for teams that want a visual builder with a published rate range

| Provider | Best for | Price | Who builds the AI | iMessage |
|---|---|---|---|---|
| Bland | Enterprise calls | $0.14 per minute on self-serve Start, $0.12 on self-serve Build plus $299 a month, phone billed separately | Bland builds all of it | Native on Enterprise |
| Synthflow | Sales-led voice teams | Annual agreement only | Mixed | No |
| PolyAI | Managed service | Quote only | Mixed | No |
| Ada | Customer service across channels | Per conversation, no rate printed | Undisclosed | No |
| Sierra | Outcome-priced agents | Per outcome, no rate printed | Mixed | Business Chat |
| Cognigy | Platform teams | Quote through a demo | Other companies | No |
| Decagon | Support teams | Per conversation or per resolution | Mixed | No |
| Retell | Visual builder | $0.07 to $0.31 per minute by model and voice | Other companies | No |

## Why do teams look for Parloa alternatives?

Teams look for Parloa alternatives when a price, a security review, or a hosting question needs a sales call before it gets an answer. Parloa says "Rates reflect the complexity of each use case" and prints no rate, and its fair use policy rounds each conversation up to 60 seconds, so a short call bills as a full minute.

Parloa also runs on language models from outside companies, and its own platform page says "We pick the right model for your use case, so you don't have to." Each outside model provider is one more company in a [security review](/blog/call-center-security-best-practices), and Parloa requires customers to accept ElevenLabs as a subprocessor, meaning an outside company that handles customer data, before EU processing is enabled.

Bland runs its own models on GPUs it procured itself and never uses frontier models, so no model call leaves Bland for an outside AI service.

A BAA is the contract [HIPAA](/hipaa-compliant-voice-ai) requires before a vendor handles patient information, and card payments need a clear [PCI DSS](/pci-compliant-voice-ai) statement. Parloa publishes a template BAA, and its US general terms tell customers not to share sensitive or personal data with it, so a buyer needs to know which signed document governs.

## How do the 8 best Parloa alternatives compare?

These eight voice AI providers differ most in how much of a call they build themselves and in whether a price can be read before a sales call, and Bland is the one that builds all of it and prints its rate.

![Bland's homepage, which reads Voice AI for the calls that can't go wrong.](/images/compare/bland-home.jpg)

### 1. Bland: Best overall for enterprise calls

**What does it do?** Bland is a full stack voice AI provider that builds and runs its language, speech, and transcription models for inbound and outbound calls. It publishes sub-200ms latency and support for 1 million concurrent calls, and teams build calls in Pathways as connected steps they can test before launch.

**Who is it for?** Enterprises and contact centers running high-stakes calls at volume.

<div class="cmp-proscons cmp-proscons-own"><div class="cmp-proscons-pros"><p><strong>Pros</strong></p><ul><li>No outside AI lab in the call path, so a security team reviews one AI company</li><li>One published rate for all of its AI, with no token charges</li><li>Dedicated orchestration and dedicated GPUs run by Bland, on Enterprise</li><li>BAA on Enterprise, PCI DSS self-attested, FedRAMP 20x Class A</li><li>Bland Speech v3 ranked first of 13 AI voices on Audio Realism Bench on 4 August 2026</li><li>Forward-deployed engineers on Enterprise</li><li>Native iMessage agents on Enterprise, sharing pathways with voice</li><li>Staged releases that pause a new agent version when it performs worse than the last</li></ul></div><div class="cmp-proscons-cons"><p><strong>Cons</strong></p><ul><li>Overkill for a small prototype, because Bland is built for production calls at volume</li></ul></div></div>

**Pricing:** Self-serve Start is $0.14 per minute with no platform fee, self-serve Build is $0.12 per minute with a $299 monthly platform fee, and [Enterprise](https://www.bland.ai/pricing) is priced to volume. Phone is billed separately at carrier cost. Enterprise adds native iMessage agents, warm transfers, a BAA, SSO, data residency, dedicated GPUs run by Bland, and forward-deployed engineers, alongside SMS and web chat.

### 2. Synthflow: Best for sales-led, multi-channel voice teams

**What does it do?** Synthflow sells AI voice agents through one annual enterprise contract, with telephony, integrations, and launch support scoped in, plus WhatsApp and SMS chat agents.

**Who is it for?** Mid-market and enterprise teams that want a sales-scoped voice platform.

<div class="cmp-proscons" data-rival="synthflow"><div class="cmp-proscons-pros"><p><strong>Pros</strong></p><ul><li>Annual contract with launch support from forward-deployed engineers where the agreement includes it</li><li>WhatsApp and SMS chat agents</li></ul></div><div class="cmp-proscons-cons"><p><strong>Cons</strong></p><ul><li>No free plan or trial and no rate by the minute</li><li>Its terms say "Usage Volume ordered cannot be decreased"</li><li>Synthflow says it is "Powered by proprietary orchestration and models from OpenAI, ElevenLabs, Deepgram, and custom in-house logic."</li><li>No iMessage agents</li></ul></div></div>

**Pricing:** Annual agreement only, scoped to call volume, phone system, and integrations.

### 3. PolyAI: Best for enterprises that want a managed, quoted agent

**What does it do?** PolyAI builds and runs a voice and chat agent for a customer on quoted per-minute pricing.

**Who is it for?** Large consumer-facing companies that want PolyAI to build and run their agent.

<div class="cmp-proscons" data-rival="polyai"><div class="cmp-proscons-pros"><p><strong>Pros</strong></p><ul><li>PolyAI handles the build</li><li>Its own Raven model family alongside OpenAI and Amazon Bedrock models</li></ul></div><div class="cmp-proscons-cons"><p><strong>Cons</strong></p><ul><li>No public rate for the managed agent</li><li>Its contract says "the total handle time is rounded up to the next 30-second increment"</li><li>No iMessage agents</li></ul></div></div>

**Pricing:** Quote only for the managed agent. A separate model API is listed at 2¢ per connected minute, with telephony and orchestration not included.

### 4. Ada: Best for chat, email, and voice customer service agents

**What does it do?** Ada sells an agentic customer experience platform that deploys AI customer service agents across voice, messaging, and email.

**Who is it for?** Enterprise support teams handling high volumes of customer inquiries across several channels.

<div class="cmp-proscons" data-rival="ada"><div class="cmp-proscons-pros"><p><strong>Pros</strong></p><ul><li>One platform for voice, messaging, and email</li><li>HIPAA, SOC 2, GDPR, PCI DSS, and AIUC-1</li></ul></div><div class="cmp-proscons-cons"><p><strong>Cons</strong></p><ul><li>Ada's pricing route is a demo request form, with no rate printed</li><li>Prices by conversation, with a resolution-based model offered to enterprises "with specific needs"</li><li>Model providers undisclosed</li><li>No iMessage agents</li></ul></div></div>

**Pricing:** Conversation-based, with a demo as the route to a price.

### 5. Sierra: Best for enterprise teams buying outcome-priced agents

**What does it do?** Sierra sells a managed AI agent platform for customer service across chat, voice, email, SMS, and WhatsApp.

**Who is it for?** Enterprise customer experience teams that want a managed agent and will negotiate pricing, and teams weighing it can also read [Best Sierra alternatives](/blog/sierra-alternatives).

<div class="cmp-proscons" data-rival="sierra"><div class="cmp-proscons-pros"><p><strong>Pros</strong></p><ul><li>PCI DSS Level 1 Service Provider certification</li><li>Supports Apple Business Chat among its chat channels</li></ul></div><div class="cmp-proscons-cons"><p><strong>Cons</strong></p><ul><li>Says it is "combining frontier, open-weight, and proprietary models"</li><li>Says it "automatically switches between LLM providers"</li><li>No published rate, because pricing is by outcome</li></ul></div></div>

**Pricing:** Outcome-based, where Sierra says it "gets paid only when we complete a task", with consumption-based pricing for routing or greeter-style interactions.

### 6. Cognigy: Best for enterprises that configure their own platform

**What does it do?** Cognigy sells a conversational AI platform that connects to a language, speech, and transcription provider the customer chooses.

**Who is it for?** Large contact centers with their own platform team that want to wire together their own model and speech vendors.

<div class="cmp-proscons" data-rival="cognigy"><div class="cmp-proscons-pros"><p><strong>Pros</strong></p><ul><li>SOC 2 Type II and ISO 27001</li></ul></div><div class="cmp-proscons-cons"><p><strong>Cons</strong></p><ul><li>Cognigy says "Ensure that you have all the necessary API credentials to access the specific LLM you intend to use."</li><li>Speech comes from vendors such as AWS, Microsoft, Google, Deepgram, and ElevenLabs</li><li>Pricing goes through a demo request</li><li>No iMessage agents</li></ul></div></div>

**Pricing:** Quote through a demo request.

### 7. Decagon: Best for support teams adding voice to chat and email

**What does it do?** Decagon sells AI agents for customer support across chat, email, and voice, priced per conversation or per resolution.

**Who is it for?** Support teams that want one agent across chat, email, and voice, and a longer comparison sits in [Best Decagon alternatives](/blog/decagon-alternatives).

<div class="cmp-proscons" data-rival="decagon"><div class="cmp-proscons-pros"><p><strong>Pros</strong></p><ul><li>Built Chord, its own speech model</li><li>Voice support in 70+ languages</li></ul></div><div class="cmp-proscons-cons"><p><strong>Cons</strong></p><ul><li>Says "we still use" outside speech models across its stack</li><li>Decagon says of resolution pricing that "Gray areas can lead to billing disagreements."</li><li>No published rate</li><li>No iMessage agents</li></ul></div></div>

**Pricing:** A fixed rate per conversation, or a higher fixed rate per fully resolved conversation, with larger commitments lowering the rate.

### 8. Retell: Best for teams that want a visual builder with a published rate range

**What does it do?** Retell hosts voice agents that teams build as connected call flows, running on language and voice models from other companies.

**Who is it for?** Teams that want to build and test call flows on a published per-minute range.

<div class="cmp-proscons" data-rival="retell"><div class="cmp-proscons-pros"><p><strong>Pros</strong></p><ul><li>Published per-minute range</li><li>Offers voices from other companies next to its own platform voices</li></ul></div><div class="cmp-proscons-cons"><p><strong>Cons</strong></p><ul><li>Advertises "We guarantee >99.9% uptime", while its contract says "at least 99.5% uptime"</li><li>PII Removal adds $0.01 per minute</li><li>No iMessage agents</li></ul></div></div>

**Pricing:** $0.07 to $0.31 per minute depending on model and voice, which comes to $0.14 per minute before phone with GPT-4.1 and an ElevenLabs Flash voice.

## Which of these sounds most human?

Bland ranks highest of these providers on Design Arena's Audio Realism Bench: Bland Speech v3 ranked 1st of 13 AI voices at 1365 on 4 August 2026. ElevenLabs, which Parloa requires customers to accept as a subprocessor before EU processing is enabled, ranked 12th at 938 with Eleven v3.

See [Design Arena's published results](https://notes.designarena.ai/audio-realism-benchmark-measuring-realism-in-audio-models/).

## How much do Parloa alternatives cost?

Most Parloa alternatives sell by quote, by conversation, or by outcome, and just Bland and Retell print a per-minute rate, with Bland's self-serve Start plan at $0.14 per minute for all of its AI. Parloa itself says it uses "consumption-based pricing: per minute for voice and per interaction for chat" and prints no rate. Enterprise pricing is custom, set with Bland's sales team.

![Bland's pricing page, with self-serve Start at $0.14 a minute, self-serve Build at $0.12 a minute, and custom Enterprise pricing.](/images/compare/bland-pricing.jpg)

A rate that leaves out the language model can't be compared with one that includes it, so these two bills price the AI in one production minute, before phone.

| Vendor | What a minute pays for | Total per minute | Phone |
|---|---|---|---|
| Bland Start (self-serve) | All AI: model, transcription, speech $0.14 | $0.14 before phone | Billed separately at carrier cost |
| Retell | Voice infrastructure $0.055, GPT-4.1 $0.045, ElevenLabs Flash voice $0.04 | $0.14 before phone | Twilio at $0.015 a minute, billed on top |

Bland Start (self-serve): Self-serve Start has no platform fee. Self-serve Build is $0.12 a minute plus $299 a month. Phone and transfers bill separately. Retell: Retell Voice Infra, GPT-4.1, and an ElevenLabs Flash voice, before Twilio phone minutes.

Synthflow, PolyAI, Ada, Sierra, Cognigy, and Decagon print no per-minute rate, so none can be charted here. Self-serve Bland Build is lower than Start above about 14,950 minutes a month at $0.12 per minute plus a $299 monthly platform fee.

## What does moving off Parloa involve?

Moving off Parloa means rebuilding agents on a new platform, one use case at a time, and keeping numbers by connecting a carrier over [SIP](https://docs.bland.ai/agents/sip).

Teams also looking at other platforms can read [Best Kore.ai alternatives](/blog/kore-ai-alternatives) first. The safest start is one daily flow, rebuilt then run beside Parloa on a share of live calls. Recordings and transcripts should be exported before a workspace is closed. On Enterprise, Bland's forward-deployed engineers work beside a customer's team on its first agent.

Bland's release gates move an agent from staging to production only when chosen simulated test cases pass chosen judges, and per-environment variables and write-only secrets stay apart across development, staging, and production.

### How were these alternatives ranked?

Each provider was compared on who builds the AI, deployment, how a price is set, compliance, and voice realism, with weight on what enterprise calls need. Voice scores come from Design Arena's chart of 4 August 2026. [Bland vs Parloa](/compare/bland-vs-parloa), this [Parloa review](/blog/parloa-review), and [Compare enterprise voice AI agents](/compare) go further, and a [demo](https://www.bland.ai/book-a-demo) built on a real customer workflow is the quickest next step.

### What results look like with Bland

Idaho Housing and Finance Association saves $750,000 a year by replacing its IVR with Bland, which handles 4,000 inbound calls a day and cut average call time by 20%.

> "We save thousands of dollars a day."

Greg Blake, Chief Information Officer, Idaho Housing and Finance Association

## Frequently asked questions

### What is the best alternative to Parloa?

Bland is the best alternative to Parloa for enterprise calls, because one company builds every model on a call, and Enterprise customers get dedicated orchestration and dedicated GPUs run by Bland.

### Which Parloa alternatives publish a price?

Bland and Retell print a per-minute rate. Bland's self-serve Start plan is $0.14 per minute for all of its AI before phone, and Retell advertises $0.07 to $0.31 per minute depending on model and voice.

### Which of these platforms has no outside AI vendors?

On Bland, the language model, speech, and transcription are all built by Bland. The other seven use outside models for at least one of the three, or leave providers undisclosed.

### Is Bland only for outbound calls?

No, Bland runs inbound and outbound calls, and Enterprise adds native iMessage agents, SMS, and web chat on the same pathways as voice.

### Is Bland only for developers?

No, teams build calls in Pathways as connected steps they can test before launch, and Enterprise customers get forward-deployed engineers for a first agent.

### Which Parloa alternatives support iMessage?

Bland is the one provider here that runs branded iMessage agents natively, on its Enterprise plan. Sierra supports Apple Business Chat, and Parloa, Synthflow, PolyAI, Ada, Cognigy, Decagon, and Retell don't offer iMessage agents as of November 2026.

### How do I move my calls from Parloa?

Rebuild one use case on a new platform first and keep existing numbers by connecting a carrier over SIP.