
Enterprise developer platform and API for deploying GPT-6 Astra, Sol, Luna, and realtime multimodal agents.
#1Defapi records 45,178 monthly visits with +585.7% month-over-month growth and Paid pricing. Fish Audio records 8,557,159 monthly visits with +1.6% growth and Freemium pricing.
Enterprise-grade gateway to hundreds of AI models through one API
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | defapi.org | fish.audio |
| Pricing Model | Paid | Freemium |
| Monthly Visits | 45.18K (45,178) | 8.56M (8,557,159) |
| MoM Traffic Delta | +38.59K (+585.7%) |
| +133.4K (+1.6%) |
| Primary Market & Share | 🇺🇸 United States (33.1%) | 🇺🇸 United States (15.6%) |
|---|
| Direct Visits / mo | 7.01K | 3.7M |
|---|
| User Rating | 4.2 | 4.4 |
|---|
| Supported Platforms | Website | Website |
|---|
Enterprise-grade gateway to hundreds of AI models through one API
One endpoint and one API key reach models from OpenAI, Anthropic, Google DeepMind and other vendors, removing the need to maintain separate integrations.
Requests can be routed to the most suitable or most cost-effective model automatically, with balancing across providers for stability.
Text/LLM, image generation, video generation, audio (speech recognition and synthesis) and specialised decision APIs are all available through the same interface.
Detailed performance and spend statistics let teams monitor cost, latency and usage per model or per key.

Studio-grade AI text to speech and voice cloning
Type or paste a script and generate natural narration, with inline emotion and delivery tags such as [whispering], [angry] or [laughing].
Create a usable voice clone from a short audio sample and reuse it across scripts and languages.
Browse and use a large catalog of community voices covering many languages and character styles.
Transcribe audio with multilingual support and emotion or speaker cues for downstream editing.

Enterprise developer platform and API for deploying GPT-6 Astra, Sol, Luna, and realtime multimodal agents.
#1Industry-leading voice cloning and text-to-speech quality, but lacks Fish Audio's open-source model flexibility and self-hosting options.
#2Free / Open-sourceOne API key for hundreds of AI models from every major provider

SpecialistTurn scripts into studio-quality AI avatar videos in minutes
SpecialistText to speech and voice AI across every device

SpecialistReal-time AI voice changer and soundboard for gaming and streaming

One API for 1,500+ production-ready generative media models

Delivers ultra-low latency real-time streaming speech generation via API, though less focused on consumer dubbing workflows.
Free / Open-sourceFree online text-to-speech with hundreds of AI voices across more than 100 languages
Free / Open-sourceOne OpenAI-compatible gateway for adaptive LLM routing, guardrails, and spend control
One OpenAI-compatible API for 500+ image, video, audio, and LLM models

Free / Open-sourceOne OpenAI-compatible API key for 500+ AI models
Enterprise developer platform and API for deploying GPT-6 Astra, Sol, Luna, and realtime multimodal agents.
Industry-leading voice cloning and text-to-speech quality, but lacks Fish Audio's open-source model flexibility and self-hosting options.
Free / Open-sourceOne API key for hundreds of AI models from every major provider
SpecialistText to speech and voice AI across every device
Delivers ultra-low latency real-time streaming speech generation via API, though less focused on consumer dubbing workflows.
Free / Open-sourceFree online text-to-speech with hundreds of AI voices across more than 100 languages
Free / Open-sourceOne OpenAI-compatible gateway for adaptive LLM routing, guardrails, and spend control
One OpenAI-compatible API for 500+ image, video, audio, and LLM models
Free / Open-sourceOne OpenAI-compatible API key for 500+ AI models