Defapi records 45,178 monthly visits with +585.7% month-over-month growth and Paid pricing. Use AI records 8,751,848 monthly visits with -10.2% growth and Free Trial, Paid pricing.
Enterprise-grade gateway to hundreds of AI models through one API
One workspace for Claude, GPT, Gemini, Grok and more
| Dimension / Metric | | |
|---|---|---|
| Official Domain | defapi.org | use.ai |
| Pricing Model | Paid | Free Trial, Paid |
| Monthly Visits | 45.18K (45,178) | 8.75M (8,751,848) |
| MoM Traffic Delta | +38.59K (+585.7%) | -999.07K (-10.2%) |
| Primary Market & Share | 🇺🇸 United States (33.1%) | 🇺🇸 United States (19.9%) |
| Direct Visits / mo | 7.01K | 720.34K |
| User Rating | 4.2 | 4.2 |
| 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.
One workspace for Claude, GPT, Gemini, Grok and more
Switch between Claude, GPT, Gemini, Grok, DeepSeek, Kimi, Qwen, GLM and Meta Muse models without juggling separate subscriptions.
Start a conversation on a fast model and hand the same thread to a stronger reasoning model when the task gets harder, keeping context intact.
Run multi-source research that reads up to 200 sources on Pro and up to 1,000 on Max, returning structured reports with references.
Create PDFs, slide decks and spreadsheets directly from a prompt, and generate images with leading models such as Nano Banana and GPT Image.
SpecialistDelivers industry-leading reasoning and multimodal capabilities in a single model, but lacks multi-model switching options.
SpecialistDelivers industry-leading reasoning and multimodal capabilities in a single model, but lacks multi-model switching options.
SpecialistExcels at nuanced writing and document analysis using Anthropic models, but does not aggregate alternative frontier providers.
SpecialistExcels at nuanced writing and document analysis using Anthropic models, but does not aggregate alternative frontier providers.
SpecialistProvides high-efficiency open-weight reasoning models at low cost, but lacks a multi-model aggregator workspace interface.
SpecialistProvides high-efficiency open-weight reasoning models at low cost, but lacks a multi-model aggregator workspace interface.
Enterprise developer platform and API for deploying GPT-6 Astra, Sol, Luna, and realtime multimodal agents.
Enterprise developer platform and API for deploying GPT-6 Astra, Sol, Luna, and realtime multimodal agents.
SpecialistFocuses heavily on real-time web search with citations, but offers less flexibility for multi-model prompt comparison.
SpecialistFocuses heavily on real-time web search with citations, but offers less flexibility for multi-model prompt comparison.
Free / Open-sourceOne API key for hundreds of AI models from every major provider
Free / Open-sourceOne API key for hundreds of AI models from every major provider
Aggregates diverse frontier models and custom bots into one chat app, but lacks desktop workspace customization.
Aggregates diverse frontier models and custom bots into one chat app, but lacks desktop workspace customization.
Provides multi-model desktop and web workspaces, but requires configuring your own API keys for full flexibility.
Provides multi-model desktop and web workspaces, but requires configuring your own API keys for full flexibility.
One API for 1,500+ production-ready generative media models
SpecialistIntegrates multi-model AI directly into your browser workflow, trading deep multi-model chats for contextual page helpers.
SpecialistIntegrates multi-model AI directly into your browser workflow, trading deep multi-model chats for contextual page helpers.
Aggregates major LLMs under a single subscription, but provides fewer specialized creative generation tools.
Aggregates major LLMs under a single subscription, but provides fewer specialized creative generation tools.
Free / Open-sourceOne OpenAI-compatible gateway for adaptive LLM routing, guardrails, and spend control
Free / Open-sourceOne OpenAI-compatible gateway for adaptive LLM routing, guardrails, and spend control
