# Fish Audio vs Vapi

Fish Audio records 8,557,159 monthly visits with +1.6% month-over-month growth and Freemium pricing. Vapi records 662,301 monthly visits with -11.4% growth and Freemium pricing.

| Metric | [Fish Audio](https://openaitools.app/tool/fish-speech) | [Vapi](https://openaitools.app/tool/vapi) |
| :--- | :--- | :--- |
| Website URL | https://fish.audio | https://vapi.ai |
| Categories | AI Voice Generator, AI Text-to-Speech, AI Celebrity Voice Generator, AI Models | AI Agent, AI API, AI Voice Assistants, AI Developer Tools |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 8,557,159 | 662,301 |
| MoM Growth Rate | +1.6% | -11.4% |
| Primary Market | United States | United States |
| Direct Visits | 3,703,977 | 377,321 |
| Review Score | 4.4 | 4.5 |
| Saved Count | 11 | 2 |
| Supported Platforms | Website | Website |

## Fish Audio

Fish Audio, originally known as Fish Speech, is a voice-AI platform for turning text into natural speech. It combines text-to-speech, voice cloning and speech-to-text with emotional control, so you can tag a line as [whispering], [excited] or [sobbing] and get delivery that matches the script rather than flat narration. The voice library is enormous, with community-uploaded voices numbering in the millions across a wide range of languages.

Cloning is fast and forgiving: a short sample is enough to build a usable voice model, and it can then speak in many languages while keeping the original timbre. Fish Audio publishes powerful APIs for real-time streaming, cloning and transcription, and positions itself for enterprise work such as conversational agents, dubbing and audiobook production.

The company also keeps an open-source arm, releasing the Fish Speech model line for self-hosting, while the hosted platform adds a browser studio, avatar and image/video model integrations, and paid tiers for higher volume. Free starting tiers make it easy to evaluate before committing.

**Pricing & Plans:** Freemium: free sign-up with monthly generations, plus paid subscriptions for higher volume, commercial use and API access; enterprise pricing on request.

- **Expressive Text to Speech:** Type or paste a script and generate natural narration, with inline emotion and delivery tags such as [whispering], [angry] or [laughing].
- **Instant Voice Cloning:** Create a usable voice clone from a short audio sample and reuse it across scripts and languages.
- **Huge Voice Library:** Browse and use a large catalog of community voices covering many languages and character styles.
- **Speech to Text:** Transcribe audio with multilingual support and emotion or speaker cues for downstream editing.
- **Real-time Voice APIs:** Low-latency streaming endpoints let developers build conversational agents, dubbing pipelines and audio apps.

**Strengths:** Natural, emotionally controllable output that handles nuance well; Voice cloning works from a very short sample; Very large shared voice library plus open-source model lineage; Robust APIs for real-time streaming and developer integration

**Limitations:** Free tier is limited and top-quality usage pushes you toward paid plans; Voice cloning raises consent and impersonation risks that teams must manage; Some features and model names change quickly, so docs can lag the product

[Profile (Markdown)](https://openaitools.app/tool/fish-speech.md)

## Vapi

Vapi gives engineering teams a managed stack for real-time voice agents. Rather than stitching together a speech-to-text provider, an LLM, a text-to-speech vendor and a telephony carrier, teams configure those pieces through Vapi's API and dashboard. The platform handles the low-latency orchestration, barge-in handling, and call routing that make a natural back-and-forth conversation possible.

Beyond the raw API, Vapi ships observability and evaluation tooling: call logs, transcripts, effectiveness and compliance monitoring, and call simulation so agents can be tested before they reach customers. Integration hooks let agents read and write to CRMs, calendars, ticketing systems and internal APIs, which is what turns a demo bot into a working support or scheduling agent.

Vapi targets both individual builders who start on free credits and enterprises that need contractual SLAs, SSO/OAuth/RBAC, HIPAA-eligible handling and dedicated engineering support. Pricing is metered by the minute, with model costs passed through at provider rates.

**Pricing & Plans:** Usage-based. New accounts get $5 in free credits; Vapi hosting is prepaid at about $0.05/min with transcription, LLM and voice billed as pass-through provider costs. Optional success packages: Core at $29/month, Pro at 10% of hosting fees with a $999/month minimum, and a custom Premier tier for enterprises. Add-ons include extra concurrency at $10/line/month and HIPAA handling at $2,000/month.

- **Unified voice agent API:** Configure speech recognition, an LLM reasoning layer and text-to-speech through one API instead of integrating several vendors separately.
- **Managed low-latency orchestration:** The platform handles real-time audio streaming, interruption handling and call state so conversations feel natural and responsive.
- **Built-in telephony and numbers:** Provision Vapi phone numbers or bring Twilio, Vonage or Telnyx, and support both inbound and outbound calling from the same agent.
- **Testing and observability:** Simulate calls before launch, then track transcripts, effectiveness metrics and compliance signals across every production call.
- **Enterprise controls:** SOC 2, HIPAA and PCI aligned options, SSO, OAuth2, RBAC, zero data retention, uptime SLAs and dedicated deployment support.

**Strengths:** API-native design with full control over models, prompts and voices; Real-time infrastructure, telephony and monitoring handled for you; Transparent pricing with model costs passed through at provider rates; Strong enterprise feature set including compliance, SSO, RBAC and SLAs

**Limitations:** Total cost climbs quickly because hosting, models and transport are billed separately; The Pro success package has a high $999/month minimum; Advanced configuration assumes real development resources

[Profile (Markdown)](https://openaitools.app/tool/vapi.md)

## Frequently Asked Questions

### How do Fish Audio and Vapi compare in monthly traffic?

Fish Audio has 8,557,159 monthly visits, while Vapi has 662,301. Traffic estimates describe audience size, not product quality.

### How do their growth rates compare?

Fish Audio has a month-over-month growth rate of +1.6%; Vapi has -11.4%.

### How does pricing compare?

Fish Audio: Freemium. Freemium: free sign-up with monthly generations, plus paid subscriptions for higher volume, commercial use and API access; enterprise pricing on request. Vapi: Freemium. Usage-based. New accounts get $5 in free credits; Vapi hosting is prepaid at about $0.05/min with transcription, LLM and voice billed as pass-through provider costs. Optional success packages: Core at $29/month, Pro at 10% of hosting fees with a $999/month minimum, and a custom Premier tier for enterprises. Add-ons include extra concurrency at $10/line/month and HIPAA handling at $2,000/month.

## Alternatives

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [OpenAI Platform](https://openaitools.app/tool/openai) | 234,678,639 | -9.6% | Paid | Provides raw frontier language models and real-time multimodal capabilities, requiring custom scaffolding compared to Vapi's voice workflows. | [.md](https://openaitools.app/tool/openai.md) |
| 2 | [Google AI Studio](https://openaitools.app/tool/google-ai-studio) | 112,620,020 | +2% | Freemium | Offers developer access to Gemini's powerful multimodal APIs, but lacks out-of-the-box telephony voice agent pipelines. | [.md](https://openaitools.app/tool/google-ai-studio.md) |
| 3 | [ElevenLabs](https://openaitools.app/tool/elevenlabs-io) | 42,396,771 | +26.1% | Freemium, Paid, Contact for Pricing | Industry leader in ultra-realistic voice cloning and text-to-speech, now offering robust conversational voice agent capabilities. | [.md](https://openaitools.app/tool/elevenlabs-io.md) |
| 4 | [HeyGen](https://openaitools.app/tool/heygen) | 7,000,070 | +9.4% | Freemium | Turn scripts into studio-quality AI avatar videos in minutes | [.md](https://openaitools.app/tool/heygen.md) |
| 5 | [Speechify](https://openaitools.app/tool/speechify) | 5,457,475 | +0.5% | Freemium | Text to speech and voice AI across every device | [.md](https://openaitools.app/tool/speechify.md) |
| 6 | [Voicemod](https://openaitools.app/tool/voicemod) | 3,836,221 | -2.7% | Freemium | Real-time AI voice changer and soundboard for gaming and streaming | [.md](https://openaitools.app/tool/voicemod.md) |
| 7 | [Cartesia](https://openaitools.app/tool/cartesia-ai) | 1,782,707 | +49.7% | Contact for Pricing | Provides ultra-low latency text-to-speech and managed voice agents via developer API, rivaling Vapi's audio speed. | [.md](https://openaitools.app/tool/cartesia-ai.md) |
| 8 | [TTSMaker](https://openaitools.app/tool/ttsmaker) | 1,158,846 | +6.8% | Freemium | Free online text-to-speech with hundreds of AI voices across more than 100 languages | [.md](https://openaitools.app/tool/ttsmaker.md) |
| 9 | [Deepgram Voice AI](https://openaitools.app/tool/deepgram-voice-ai) | 863,852 | +31.8% | Free Trial | Delivers robust real-time speech-to-text and voice agent APIs, though with less telephony-specific orchestration than Vapi. | [.md](https://openaitools.app/tool/deepgram-voice-ai.md) |
| 10 | [AssemblyAI](https://openaitools.app/tool/assemblyai) | 453,591 | -6.9% | Freemium, Contact for Pricing | Provides enterprise-grade speech-to-text and audio intelligence APIs, but lacks turnkey conversational voice agent telephony orchestration. | [.md](https://openaitools.app/tool/assemblyai.md) |

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Source: https://openaitools.app/compare/fish-speech-vs-vapi

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