
Baseline: API2D (api2d.com) • 2,446 monthly visits • Paid
In 2026, OpenAITools tracks to (2,446 monthly visits) in the category. Ranked by verified monthly traffic, the top three competitors are #1 ChatGPT (5,920,597,264 monthly visits), #2 Google Gemini (2,641,252,633 monthly visits), #3 DeepSeek (357,399,386 monthly visits). In user acquisition velocity, is the fastest-growing competitor at (+5.0% MoM), while —including ChatGPT, Google Gemini, DeepSeek, Google AI Studio—offer free or freemium tiers for immediate evaluation.
Direct telemetry benchmark comparing API2D (baseline) against 12 verified category replacements
| Rank | Tool & Tagline | Official Domain | Monthly Visits | MoM Growth (Delta & %) | Pricing Model | Primary Market | Rating | 1v1 Compare |
|---|---|---|---|---|---|---|---|---|
| BASELINE | ![]() API2D API2D is a platform providing easy access to various AI APIs. | api2d.com | 2.4K/mo 2,446 | +526/mo |
Visual directory cards with live website previews, monthly traffic, and direct links
Data-backed answers based on verified monthly traffic, growth velocity, and pricing models
The #1 ranked alternative to API2D in 2026 is ChatGPT (chatgpt.com), which records 5,920,597,264 verified monthly visits (5.92B/mo) and operates on a Freemium pricing model. Other top-ranked replacements include #2 Google Gemini (2.64B/mo) and #3 DeepSeek (357.40M/mo).
Out of 12 verified API2D competitors, 9 offer a free or freemium tier. The best free and freemium alternatives to API2D are ChatGPT (Freemium, 5.92B visits/mo), Google Gemini (Freemium, 2.64B visits/mo), DeepSeek (Freemium, 357.40M visits/mo), Google AI Studio (Freemium, 110.43M visits/mo), Perplexity (Freemium, 91.71M visits/mo).
ChatGPT is currently the fastest-growing API2D competitor in 2026, adding +282.16M/mo (282,158,691 monthly visits delta, +5.0% MoM) to reach 5,920,597,264 total monthly visits.
In a direct 1v1 comparison, API2D generates 2,446 monthly visits (+27.4% MoM growth) with Paid pricing and primary demand in Taiwan, whereas ChatGPT records 5,920,597,264 monthly visits (+5.0% MoM growth) with Freemium pricing and top adoption in United States.
| Paid |
🇹🇼Taiwan 57.1% share |
| 5.0 |
| Profile |
| #1 | ![]() ChatGPT O ChatGPT é o espaço de trabalho de IA conversacional principal da OpenAI, combinando o GPT-6 Astra e a família de modelos GPT-5.6 com Deep Research autônomo, ChatGPT Work, agentes de engenharia de software Codex e recursos multimodais nativos de voz e visão. | chatgpt.com | 5.92B/mo 5,920,597,264 | +282.16M/mo +5.0% | Freemium | 🇺🇸United States 21.1% share | 4.3 | 1v1 Compare |
| #2 | ![]() Google Gemini O Google Gemini é o assistente e ecossistema de IA multimodal principal do Google, aliando o Gemini 3.8 Flash, o Gemini 3.1 Pro e os recursos de ponta do Gemini 4 Argon a uma janela de contexto de 1 milhão de tokens, Deep Research e integração profunda com o Google Workspace e o Android. | gemini.google.com | 2.64B/mo 2,641,252,633 | +24.04M/mo +0.9% | Freemium | 🇺🇸United States 13.3% share | 4.6 | 1v1 Compare |
| #3 | ![]() DeepSeek A DeepSeek é um laboratório de pesquisa e plataforma de IA que oferece um assistente conversacional gratuito e APIs compatíveis com a OpenAI de custo ultrabaixo, impulsionadas por suas arquiteturas Mixture-of-Experts (MoE) DeepSeek-V4 de 1M de contexto e de raciocínio DeepSeek-R1. | deepseek.com | 357.40M/mo 357,399,386 | +3.60M/mo +1.0% | Freemium | 🇨🇳China 50.5% share | 3.8 | 1v1 Compare |
| #4 | ![]() OpenAI Platform A OpenAI Platform é o hub de API para desenvolvedores e infraestrutura corporativa por trás do GPT-6 Astra, GPT-6.1 Sol, Terra e Luna, oferecendo janelas de contexto de 1,05M de tokens, a Responses API, ferramentas de uso de computador e agentes de voz em tempo real. | openai.com | 259.46M/mo 259,461,422 | +55.13M/mo +27.0% | Paid | 🇺🇸United States 25.5% share | 4.3 | 1v1 Compare |
| #5 | ![]() Google AI Studio O Google AI Studio é a bancada de trabalho web mais rápida para desenvolvedores e console de gerenciamento de chaves de API para prototipar com os modelos Gemini do Google. Suporta prompts multimodais nativos de 1 milhão de tokens em texto, código, vídeo, áudio e PDFs, com streaming de voz em tempo real via WebSocket, fundamentação no Google Search/Maps e exportação instantânea de código SDK. | aistudio.google.com | 110.43M/mo 110,427,056 | -2.58M/mo -2.3% | Freemium | 🇮🇳India 11.4% share | 5.0 | 1v1 Compare |
| #6 | ![]() Perplexity A Perplexity é um motor de respostas de IA conversacional e plataforma de pesquisa agêntica que vasculha a web em tempo real, sintetiza descobertas de múltiplas fontes e fundamenta cada afirmação com citações verificáveis no texto. Integra modelos próprios Sonar aos principais LLMs da OpenAI, Anthropic e Google em espaços colaborativos. | perplexity.ai | 91.71M/mo 91,705,178 | -3.53M/mo -3.7% | Freemium | 🇺🇸United States 25.1% share | 2.3 | 1v1 Compare |
| #7 | ![]() Airtable AI Assistant Airtable is a no-code app-building platform with AI for data management and workflow automation. | airtable.com | 25.81M/mo 25,813,226 | -233.8K/mo -0.9% | Freemium, Free Trial, Paid, Contact for Pricing | 🇺🇸United States 52.4% share | 5.0 | 1v1 Compare |
| #8 | ![]() OpenRouter Unified interface for LLMs, offering access to various models and prices with better uptime. | openrouter.ai | 21.27M/mo 21,267,929 | -743.9K/mo -3.4% | Paid | 🇺🇸United States 16.4% share | 5.0 | 1v1 Compare |
| #9 | ![]() venice.ai Private, uncensored AI for generating text, images, code, and characters. | venice.ai | 20.26M/mo 20,263,295 | +3.19M/mo +18.6% | Freemium | 🇺🇸United States 40.2% share | 5.0 | 1v1 Compare |
| #10 | ![]() Use AI Multi-Model AI Chat Assistant providing unified access to 25+ LLMs like GPT-5 and Claude. | use.ai | 9.75M/mo 9,750,913 | -1.35M/mo -12.2% | Free Trial, Paid | 🇺🇸United States 18.1% share | 5.0 | 1v1 Compare |
| #11 | ![]() Outlier AI A platform connecting experts with AI training opportunities for paid, flexible work. | outlier.ai | 9.64M/mo 9,635,522 | -1.86M/mo -16.2% | Paid | 🇺🇸United States 19.5% share | 5.0 | 1v1 Compare |
| #12 | ![]() BigModel Enterprise AI platform with LLMs, multimodal APIs, and deployment tools. | bigmodel.cn | 6.87M/mo 6,869,578 | +249.7K/mo +3.8% | Freemium, Free Trial, Paid, Contact for Pricing | 🇨🇳China 83.7% share | 5.0 | 1v1 Compare |
Private, uncensored AI for generating text, images, code, and characters.

Enterprise AI platform with LLMs, multimodal APIs, and deployment tools.