Top AI tools for Application Developer

Superinterface enables businesses to add interactive AI user interfaces to their products, featuring components like voice chats and API function calling, compatible with various AI models.

• Free Trial
• From 49$

Fly.io offers a platform for deploying and running applications globally using hardware-virtualized containers called Fly Machines. It provides features for quick booting, scaling to zero, user-specific routing, persistent storage, and integration with LLM workflows.

• Usage Based

NurmoAI is a character AI platform offering 100+ pre-made characters and custom character creation capabilities, with flexible usage options for both applications and Discord integration.

• Freemium
• From 7$

ComfyOnline provides a cloud-based environment for running ComfyUI workflows without needing expensive hardware or complex setups. It allows users to generate APIs from their workflows for easy AI application development.

• Usage Based
• From 25$

Every AI is a comprehensive AI development platform that provides easy access to 120+ AI models, including ChatGPT, Ollama, and Claude, with developer-friendly integration options.

• Paid
• From 20$

MojoAuth offers secure, scalable passwordless authentication solutions like passkeys, magic links, and OTPs to streamline logins and protect user data.

• Freemium
• From 50$

CopilotKit is an open-source development platform that enables seamless integration of AI copilots into applications, offering features like headless UI, generative UI, and intelligent suggestions.

• Freemium

Tiktokenizer simplifies AI app development by automatically tracking OpenAI API token usage per user, enabling transparent billing. It integrates seamlessly with OpenAI's Chat and Moderations APIs.

• Contact for Pricing

Kokoro TTS is a free text-to-speech tool that converts written text into natural-sounding speech using an efficient AI model. It supports multiple languages and offers customizable voices for diverse applications.

• Free

KDB.AI is a scalable vector database designed for building production-grade AI applications, offering high uptime and low latency search capabilities.

• Freemium

TiDB is a distributed SQL database by PingCAP designed for scalability, resilience, and real-time insights, supporting diverse workloads including transactional, analytical, and AI.

• Freemium

ProjectX Labs utilizes AI agents to automate application development, enabling users to generate near production-ready MVPs on GitHub within minutes.

• Contact for Pricing

Framify is an all-in-one toolkit designed to enhance development speed and design quality for Bubble.io developers, offering UI components, Figma conversion, and AI-powered features.

• Freemium
• From 12$

Wisent is an AI platform that uses representation engineering to create customizable AI agents with controllable personalities and reduced hallucinations. The platform allows users to engineer AI behavior without complex prompt engineering.

• Freemium
• From 25$

Image Processing API offers a simple, fast, and reliable solution for uploading, transforming, and watermarking images. Integrate powerful image processing with AI-powered background removal in minutes.

• Freemium
• From 7$

Optidash is an AI-powered image optimization platform designed to transform and optimize images, enhancing website speed, reducing hosting costs, and improving visual quality.

• Freemium

GibsonAI is an AI-powered platform enabling users to design, deploy, and scale production-grade serverless databases rapidly. It automates data modeling, API generation, and migration.

• Freemium
• From 20$

Backprop offers a GPU cloud platform tailored for AI tasks like prototyping, training, and hosting, featuring powerful instances and pay-as-you-go pricing.

• Usage Based

Okio offers a suite of AI-powered audio tools designed for music creators and developers. It facilitates unique sample pack generation, mashup creation, and streamlined application development.

• Free

CLAWCLOUD Run is a cloud development platform designed to simplify the tech stack by enabling users to build, deploy, and manage applications within a unified environment.

• Freemium
• From 5$

CodePorting offers automated code conversion tools to migrate C# projects to C++, Java, or create Python wrappers, simplifying cross-language development.

• Freemium

Vald is a cloud-native, highly scalable distributed vector search engine using the NGT algorithm for fast approximate nearest neighbor searches. It features automatic indexing, backup, and horizontal scaling for handling billions of vectors.

• Free

WaveSpeedAI provides a developer-focused API designed to accelerate AI image and video generation, offering access to advanced models like FLUX and Wan 2.1.

• Usage Based

OxyAPI provides developers with instant API access to a wide range of AI models, featuring global deployment and simple pay-as-you-go pricing.

• Usage Based

Astra Platform is a universal API designed to enhance Large Language Models (LLMs) with function calling capabilities, enabling seamless integration with over 2,200 applications.

• Contact for Pricing

Hume AI offers advanced voice-to-voice AI technology through its EVI 2 model, providing real-time voice intelligence with emotional awareness and customizable personalities for various applications.

• Usage Based

pdf.md provides a developer-focused API to convert websites and PDFs into clean, structured markdown optimized for Large Language Models (LLMs). It streamlines content pipelines for AI applications like RAG systems.

• Freemium

Inference.net provides fast, scalable, pay-per-token APIs for leading AI models like DeepSeek V3 and Llama 3.1, offering significant cost savings and easy integration.

• Usage Based

Pica provides instant, reliable API access for AI agents, simplifying integrations without needing keys or complex configurations, enabling agents to perform real-world actions seamlessly.

• Freemium
• From 119$

Sahara AI is a blockchain-powered platform that enables users to create, monetize, and collaborate on AI models, datasets, and applications while ensuring transparent attribution and ownership.

• Contact for Pricing

Symphony enables developers to build applications that understand and respond to natural language commands by linking text inputs to executable code functions.

• Contact for Pricing

UI Faces provides a library of free, AI-generated, high-resolution avatars. These avatars are suitable for design mockups and various creative needs.

• Free

Comfy.ICU offers a cloud platform to run, share, and deploy ComfyUI workflows without downloads or setups. Utilize powerful GPUs and pay only for active usage.

• Freemium
• From 10$

AIProxy offers a secure, fully managed proxy for integrating AI APIs into iOS apps, protecting API keys and providing usage monitoring without needing a custom backend.

• Freemium

NodeAI provides a decentralized platform connecting users who need GPU power for AI tasks with those willing to lend their computing resources.

• Usage Based
• From 101$

Marvin is a lightweight toolkit for building natural language interfaces that are reliable, scalable, and easy to trust.

• Free

Cerebrate enables users to create personalized ChatGPT models trained on their own data (files, websites, databases, APIs) for tasks like classification, prediction, and recommendation without extensive datasets or engineering.

• Freemium

LicenseDNS offers a secure, DNSSEC-enabled software licensing solution that streamlines license verification and activation across all major operating systems and programming languages.

• Freemium
• From 10$

LoginLlama is a security-focused API service that detects and prevents fraudulent login attempts using AI-powered behavior analysis and multi-factor authentication to protect user accounts from unauthorized access.

• Freemium
• From 4$

Featherless.ai offers serverless AI inference hosting, providing API access to a vast library of open-weight models from HuggingFace without requiring server management.

• Paid
• From 10$

Dragoneye offers a no-code platform for building custom computer vision models. Easily create AI models for image recognition with just a few clicks.

• Usage Based

AI Voice Generator is a free text-to-speech tool offering over 800 realistic voices in 120 languages. Synthesize text and download MP3 audio without login.

• Freemium

Tiptap is a headless, open-source rich text editor framework that allows developers to build custom editors with real-time collaboration, AI-powered content, and more.

• Freemium
• From 149$

BrowserAI is an open-source library enabling developers to run local Large Language Models (LLMs) directly within a user's browser, offering a privacy-focused AI solution with zero infrastructure costs.

• Free

Horay.ai provides developers with a high-speed API platform for various AI models, including LLMs, image generation, and voice generation, focusing on efficiency and scalability.

• Usage Based

OpenSilver is a free, open-source UI framework for building modern .NET web applications in C# and XAML. It offers an AI-enhanced drag-and-drop UI designer and compatibility with Microsoft Silverlight and WPF.

• Free

MotionElements is a marketplace for royalty-free stock content, including video, music, templates, and more. It offers a wide variety of assets for video creators, with options for pay-per-item purchases or unlimited subscriptions.

• Freemium
• From 17$

Icons8 provides design assets, design software, and AI-powered tools for creatives and developers. It offers a comprehensive library of icons, illustrations, photos, music, and 3D models, along with innovative AI features.

• Freemium
• From 9$

PixelFree Studio converts designs, including Figma imports, into production-ready code for multiple frameworks like HTML5, Vue, React, Angular, and C#, streamlining front-end development.

• Free Trial
• From 50$

Neutrino AI provides multi-model AI infrastructure to optimize Large Language Model (LLM) performance for applications. It offers tools for evaluation, intelligent routing, and observability to enhance quality, manage costs, and ensure scalability.

• Usage Based