OpenAI API 26

GPT up to 95% off + $20 trial. Fingerprint-verified APIs. Low-cost and stable.
What is APIMaster?
APIMaster does one thing: find and verify the world's cheapest authentic AI API providers. We fingerprint-test every provider weekly to confirm you're getting the real model — not a fake or substituted one. Then we aggregate only the verified providers, so you get up to 90% off official OpenAI, Claude, and DeepSeek pricing without the risk. A trusted alternative to OpenRouter, Together AI, and other API aggregators — with one key difference: every provider is verified.
How to use APIMaster?
1. Sign up at apimaster.ai.
2. Top up your balance and create an API key — APIMaster automatically routes your requests to the cheapest verified provider.
3. Swap your base_url. One-line change — compatible with Cursor, Claude Code, Codex, LiteLLM, LangChain, and any OpenAI SDK.
APIMaster's Core Features:
✓ Fingerprint verification — weekly model authenticity testing on every provider
✓ Global cheapest providers aggregated — up to 90% off official list prices
✓ One API key for all models: GPT, Claude, DeepSeek, Gemini
✓ OpenAI-compatible — zero code changes needed
✓ Public detection results — full transparency on provider scores
✓ Pay-as-you-go from $1, supports PayPal, USDT, ePay


API2D is a platform providing easy access to various AI APIs.
API2D provides a platform for accessing various AI APIs, including OpenAI, Claude, and Stable Diffusion, without the need to manage the underlying technical complexities. It offers a 'fill Key and use' experience, providing developers with parameter-compatible, globally selected APIs and cloud-enhanced AI API services, including content security, chat, image, and retrieval-enhanced tools.

One key, every modality—run text, images, video, and code through GPT, Claude, Gemini, Sora, Veo, and Banana from a single endpoint. Two channels, your call: route everyday traffic through the value tier to keep costs down, and flip critical workloads to the official tier when stability matters.
OnAPI is a one-stop AI model API gateway that gives developers a single key to handle text, image, video, and code across every major frontier model—GPT, Claude, Gemini, Sora, Veo, Banana, and more. Turn models into products. Ship ideas.
Two channels, you're in charge: send everyday traffic to the high-performance value tier and stretch every dollar; flip mission-critical calls to the official tier, backed by real paid keys hitting the providers directly. No reselling tricks, no smoke and mirrors, no substituting cheap models for premium ones—just a reliable safety net when it counts.
Fully OpenAI-compatible. Change one line—your base_url—and you're done. Works out of the box with the OpenAI SDK, LangChain, Claude Code, Cursor, Cline, and Cherry Studio. No international credit card required, no juggling bills across half a dozen vendors. Pay with Alipay, WeChat Pay, or crypto, billed by usage, with credits that never expire.

A lightweight macOS tool for instant, shortcut-based translation across all applications.
TransLite is a lightweight macOS translation tool designed to eliminate the friction of switching between apps to use services like ChatGPT. By using a single keyboard shortcut (⌘⇧T), it instantly replaces selected text with a translation in any application, such as Slack, WhatsApp, browsers, or email clients. It is built for focus and privacy, allowing users to bring their own OpenAI API keys so that data remains secure and never touches the developer's servers. It streamlines the traditional multi-step copy-paste process into a single, seamless action.

Build AI Agents with confidence: Platform for building, deploying, and managing AI agents.
Vivgrid is an AI agent infrastructure platform that helps developers and startups build, deploy, and manage AI agents with observability, evaluation, and safety guardrails. It provides a confident path from prototype to production for AI agents by offering tools for AI observability, debugging, evaluation, testing, and deployment, complemented by a globally distributed inference infrastructure designed for low latency and reliable scale. Vivgrid aims to help users master the right mental model to ship resilient AI systems.

LLM API router aggregating various AI models with a unified OpenAI API.
AiHubMix is an LLM API router and OpenAI API proxy that aggregates various models such as OpenAI, Google Gemini, DeepSeek, Llama, 阿里Qwen, Claude, 月之暗面, and cohere. It provides a unified OpenAI API standard for calling different models, supports the latest models, and offers unlimited concurrency. It aims to simplify AI model integration and make development more intelligent and efficient.

Unified AI router for Claude, GPT, Gemini, and 100+ models
ApiFluxAI is a multi-protocol AI router and enterprise AI gateway that provides one API key for Claude, GPT, Gemini, DeepSeek, Qwen, Kimi, and more than 100 frontier models. It supports native Anthropic, OpenAI, and Gemini APIs, automatic failover, OpenAI-compatible integrations, transparent per-token billing, usage monitoring, and model switching. Developers can connect AI coding tools, SDKs, agents, and production applications by changing the API base URL instead of rewriting their code.
AI-powered SaaS agency building custom solutions using OpenAI APIs for businesses.
SaaSwithAI is an AI-tech company that merges Software-as-a-Service (SaaS) with Artificial Intelligence (AI) to provide businesses with user-friendly AI-powered tools. They offer custom SaaS solutions built using OpenAI APIs, focusing on speed and cost-effectiveness. They cater to businesses looking to build prototypes, internal tools, or full websites, offering services from understanding requirements to launching and transitioning the product.

Unified API gateway for accessing multiple leading AI models
APIArc is a unified AI model gateway that allows developers to access leading AI models from OpenAI, Anthropic, Google, DeepSeek, and other providers through one API key and endpoint.

Free platform offering unlimited AI chatbots and tools using OpenAI API.
AI CHAT GPT Free is a platform that provides access to unlimited AI chatbots and AI tools. It utilizes the official OpenAI API but is not affiliated with OpenAI. The platform aims to offer the best experience to ChatGPT users by providing an easy-to-use AI chatbot interface and a variety of AI tools for various tasks, such as article writing, paraphrasing, and SEO optimization. It emphasizes responsible and ethical use of AI and offers a free and accessible way to interact with AI technology.
Unified API platform for top AI models.
Defapi is the leading AI model API aggregation platform, providing developers with unified access to top-tier AI models from around the world. Through Defapi, users can easily integrate the latest AI capabilities from providers like OpenAI, Anthropic, and Google, covering Large Language Models, Vision AI, Audio AI, and specialized APIs.

Free and open-source online AI voice generator for text to speech conversion.
Kokoro Web is a 100% free and open-source online AI voice generator. It allows users to convert text to speech using natural, AI-powered voices. It is designed to be self-hostable and OpenAI compatible.

SMS assistant for scheduling, reservations, and note-taking.
Gumdrop is an SMS assistant that helps manage schedules, book restaurant reservations, and keep short notes for later recall. It integrates with Google Calendar and leverages the OpenAI API, eliminating the need for additional apps. Gumdrop aims to save users time each week by enabling them to schedule, edit events, create reminders, and more, all through text and email messages.

Unconstrained ChatGPT access via API key.
Jailbroken ChatGPT is a modified version of the original ChatGPT that aims to provide answers without the constraints typically imposed by OpenAI. It allows users to engage in open-ended conversations and receive responses that are not limited by the usual restrictions of other chatbot systems.

Personalized AI bedtime story app for kids with unique stories and illustrations.
SmartDreams is a personalized bedtime story app for kids that utilizes OpenAI's API to create unique stories and illustrations based on user input. It fosters critical thinking, creativity, and quality family time, all while helping children develop their reading skills.

Open-source tool to track and analyze OpenAI API usage and costs.
A minimalist open-source tool to help you view the cost proportion of various models in your OpenAI API usage for a specific day. It allows you to track and analyze your daily usage and cost of the OpenAI API. Understand the costs for different models, including ChatGPT, GPT-4, Whisper, and text-embedding models. Display the information by time or using a pie chart. This tool is open-source and will not leak your API key.

AI gateway reducing LLM costs by 50% through edge-native token compression.
Edgee is an AI Gateway designed to optimize and manage LLM traffic at the edge. Its standout feature is edge-native token compression, which reduces the size of prompts before they reach providers like OpenAI or Anthropic, cutting costs by up to 50% without losing the user's intent. It provides a single, OpenAI-compatible API to access over 200 models, offering intelligent routing, fallbacks, real-time observability, and cost governance. Developers can use it to track spending by feature or team, host private models, and invoke edge tools to lower latency and improve reliability in production AI applications.

AI chatbot platform for websites and WhatsApp, trained with PDFs and website data.
Quiksbot is an AI chatbot platform designed for websites and WhatsApp integration. It allows users to train bots using PDFs, website crawls, and text data to create custom sales, support, or appointment chatbots. These chatbots can be embedded on websites or connected via WhatsApp to engage visitors, capture leads, and streamline workflows. Quiksbot also offers features for lead generation, PDF interactions (chatting with PDFs), exporting chat logs, advanced analytics, and integration with OpenAI, Anthropic, Grok, and Deepseek APIs.

ChatGPT/Claude alternative with pay-as-you-go pricing and powerful features.
CloseChat is presented as the best ChatGPT alternative, offering similar features to ChatGPT Plus and Claude Pro but with a pay-as-you-go pricing model. It aims to replicate exclusive features of ChatGPT/Claude memberships, providing a more powerful experience. CloseAI, the company behind CloseChat, is described as a professional OpenAI transfer agent in China, serving numerous enterprise and academic clients and supporting OpenAI API, Anthropic (Claude) API, and Gemini API.
Prepaid access to GPT models without subscriptions.
ChatGPT Messenger is a platform that allows users to chat with GPT models at a prepaid rate, eliminating the need for expensive subscriptions. It offers a way to access GPT functionality without recurring monthly fees, providing credits that can be used as needed and topped up when depleted.
AI-powered LinkedIn post generator for effortless content creation and scheduling.
TopNotch-Post is a LinkedIn post generator powered by the OpenAI API, designed for social media managers, businesses, and independent content creators. It helps users write and publish LinkedIn content quickly, offering features like generating posts from blog articles, templates, or scratch, and providing AI-driven ideas for titles and descriptions. It also allows users to schedule and post directly to LinkedIn.

AI Chatbot Plugin for WordPress with customizable themes and no monthly fees.
MxChat is an AI Chatbot Plugin for WordPress, offering seamless user engagement. With customizable themes, chat transcript review, and various AI models, it suits different needs. Enter your OpenAI API key to start. Free and paid option. No monthly fees. Discover MxChat's affordable AI chatbot solutions with no monthly subscriptions. Enjoy lifetime access with a one-time payment. MxChat is the complete AI platform for building intelligent agents that handle customer support and drive more revenue for your business.
Platform to manage, optimize, and analyze AI prompts for OpenAI API calls.
Hyperaide is a platform designed to manage and optimize AI prompts via API, offering analytics and user feedback integration. It provides a middle layer for AI applications, simplifying the creation and management of prompts for OpenAI API calls. Hyperaide allows users to define AI tasks, create multiple prompt configurations, and close the feedback loop by incorporating user input to improve AI task performance. It also offers call logs for tracking prompt calls and responses, and A/B testing for prompt optimization.