Top AI tools for AI Engineer

Sonus AI introduces the Sonus-1 large language model, engineered for advanced reasoning, complex problem-solving, and real-time information retrieval.

• Contact for Pricing

Basalt is an AI building platform that helps teams quickly create, test, and launch reliable AI features. It offers tools for prototyping, evaluating, and deploying AI prompts.

• Freemium

Hegel AI provides a developer platform for building, monitoring, and improving large language model (LLM) applications, featuring tools for experimentation, evaluation, and feedback integration.

• Contact for Pricing

CocoIndex is an open-source engine specializing in data indexing with support for custom transformation logic and incremental updates.

• Free

Parea is a platform for testing, evaluating, and monitoring Large Language Model (LLM) applications, helping teams track experiments, collect human feedback, and deploy prompts confidently.

• Freemium
• From 150$

A web-based tool that provides real-time token counting and cost estimation for various Large Language Models (LLMs), including OpenAI's GPT models and Anthropic's Claude models.

• Free

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

AgentForge is a comprehensive NextJS boilerplate platform that enables developers to build, deploy, and test AI applications with pre-built agents, customizable workflows, and integrated tools like LangChain, Langgraph, and OpenAI.

• Pay Once

Composio is a developer-first integration platform that connects AI agents and LLMs with over 250 tools and services, offering managed authentication and improved reliability for building AI-powered applications.

• Freemium
• From 199$

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

Neurotechnology offers advanced solutions in AI, biometrics, and computer vision, leveraging 35 years of research and development in neural networks.

• Contact for Pricing

TrainKore is an AI prompt management and optimization platform that offers automatic prompt generation, model switching, and evaluation capabilities across multiple LLM providers, helping businesses reduce costs by up to 85%.

• Paid
• From 7$

Interlify seamlessly connects your existing APIs to Large Language Models (LLMs), enabling rapid integration and development of AI-powered features without complex coding.

• Freemium
• From 25$

AIModels.fyi tracks and curates the latest AI papers, models, and tools, saving you time and keeping you informed of significant advancements.

• Free Trial
• From 9$

Maxim is an end-to-end evaluation and observability platform designed to help teams ship AI agents reliably and more than 5x faster.

• Paid
• From 29$

Llongterm provides a 'Mind as a Service' for AI, enabling chatbots and agents to retain information and context over extended periods, improving user interactions.

• Free

StartKit.AI is a comprehensive boilerplate solution for building AI-powered SaaS applications quickly, offering pre-built components, authentication, payments, and AI integration with multiple providers including OpenAI, Anthropic, Groq, and Llama.

• Pay Once
• From 149$

Deeptrain allows you to use video content with language models, similar to how you use text and images. It supports over 200 language models and integrates with platforms like YouTube.

• Free Trial

Manning Publications offers a comprehensive library of books, videos, and projects focused on AI, machine learning, software development, and data science. Access a wide range of learning materials through subscriptions or individual purchases.

• Freemium
• From 20$

Neon provides a serverless PostgreSQL platform designed to help developers build reliable and scalable applications faster with features like autoscaling and branching.

• Freemium
• From 19$

Higress.ai MCP Market is a platform offering diverse Model Customization Plugins (MCPs) that bridge AI with real-world data and functionalities, aiming for less costly, faster, and safer integrations.

• Free Trial

Nexa AI provides private, cost-efficient, and reliable on-device AI solutions with Tiny Multimodal Models and seamless edge deployment capabilities for various devices and platforms.

• Contact for Pricing

JamAI Base simplifies building LLM-powered applications by managing AI infrastructure, streamlining RAG workflows, and handling AI content through specialized database tables.

• Freemium
• From 25$

UpsonicAI is an open-source platform that enables developers to create and manage AI agents with robust computer use infrastructure and MCP integration capabilities.

• Free

MindsDB provides customizable AI solutions by integrating directly with your enterprise data, enhancing data workflows and security.

• Freemium
• API

TopK provides a unified API for embeddings, database management, and ranking, simplifying complex search stack implementations for developers.

• Contact for Pricing

Graphlit is a RAG-as-a-Service platform that accelerates the development of AI applications and agents. It offers automated ETL, multimodal support, and easy integration for developers.

• Usage Based
• From 49$

Prompteus enables users to build, manage, and scale production-ready AI workflows efficiently, offering observability, intelligent routing, and cost optimization.

• Freemium

Smol AI provides a daily AI newsletter and information on hackathons for AI engineers. Stay informed on the latest industry developments.

• Free

Inductor enables developers to rapidly prototype, evaluate, and improve LLM applications, ensuring high-quality app delivery.

• Freemium

Prompt Hippo is an AI-powered testing suite for Large Language Model (LLM) prompts, designed to improve their robustness, reliability, and safety through side-by-side comparisons.

• Freemium
• From 100$