Best Artificial Intelligence (AI) APIs for Startups

Find and compare the best Artificial Intelligence (AI) APIs for Startups in 2025

Use the comparison tool below to compare the top Artificial Intelligence (AI) APIs for Startups on the market. You can filter results by user reviews, pricing, features, platform, region, support options, integrations, and more.

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    One AI Reviews

    One AI

    One AI

    $0.2 per 1,000 words
    You can choose from our library and fine-tune or create your own capabilities to analyze, process, and present text, audio, and video at large scale. Incorporate advanced NLP in your app or workflow. You can choose from the existing library or create your own. With just one API call, you can summarize, tag, and analyze language using stackable, composable NLP blocks. These blocks are built on state of the art models. Our powerful Custom-Skill engine allows you to create and fine-tune custom Language skills from your data. Only 5% of the world’s population can speak English as their first language. One AI's capabilities can be used in multiple languages. You can build a podcast platform, CRM or content publishing tool using One AI's multilingual capabilities.
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    Evoke Reviews

    Evoke

    Evoke

    $0.0017 per compute second
    We'll host your website so you can focus on building. Our rest API is easy to use. No limits, no headaches. We have all the information you need. Don't pay for nothing. We only charge for use. Our support team is also our tech team. You'll get support directly, not through a series of hoops. Our flexible infrastructure allows us scale with you as your business grows and can handle spikes in activity. Our stable diffusion API allows you to easily create images and art from text to image, or image to image. Additional models allow you to change the output's style. MJ v4, Any v3, Analog and Redshift, and many more. Other stable diffusion versions such as 2.0+ will also include. You can train your own stable diffusion model (fine tuning) and then deploy on Evoke via an API. In the future, we will have models such as Whisper, Yolo and GPT-J. We also plan to offer training and deployment on many other models.
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    Riku Reviews

    Riku

    Riku

    $29 per month
    Fine-tuning is when you take a dataset, and create a model to use AI. This is not always possible without programming so we created a solution in RIku that handles everything in a very easy format. Fine-tuning unlocks an entirely new level of power for artificial intelligence and we are excited to help you explore this. Public Share Links are landing pages you can create for any of the prompts. These can be designed with your brand in mind, including colors and adding your logo. These links can be shared with anyone, and if they have access to the password to unlock it they will be able make generations. No-code assistant builder for your audience. We found that projects using multiple large languages models have a lot of problems. They all return their outputs in a slightly different way.
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    PaLM Reviews
    PaLM API allows you to easily and safely build on top our best language models. We are currently making an efficient model, both in terms of size, and capabilities, available today. We will soon add more sizes. MakerSuite is an intuitive tool that allows you to quickly prototype ideas. Over time, it will include features for prompt engineering and synthetic data generation. It also supports custom-model tuning. All of this is supported by robust safety tools. Only a few developers have access to the PaLM API and MakerSuite in private preview today. Stay tuned for our waitlist.
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    Moderation API Reviews

    Moderation API

    Moderation API

    $49/month
    The Moderation API automates the text analysis process using artificial intelligence. This allows you to become more efficient, privacy friendly, and scale faster.
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    Picogen Reviews

    Picogen

    Picogen

    $0.005 per credit
    We are pleased to offer you an easy solution for integrating a AI image generator into a product. Our simple API allows you to use Midjourney DALLE-2 and Stable Diffusion in one place. Midjourney is expected to release its own API. You can use thenextleg.io to work with Midjourney in a programmatic manner. Midjourney doesn't have an official API. However, Picogen allows you to work with Midjourney in a programmatic manner for whatever creative needs you may have.
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    ChatGPT Enterprise Reviews
    ChatGPT Enterprise is the most powerful version yet, with enterprise-grade security and privacy. 1. Training models do not use customer prompts or data 2. Data encryption in transit and at rest (TLS 1.2+). 3. SOC 2 compliant 4. Easy bulk member management and dedicated admin console 5. SSO and Domain Verification 6. Use the analytics dashboard to understand usage 7. Access to GPT-4 Advanced Data Analysis and GPT-4 at high speed is unlimited 8. 32k token context window for 4X longer inputs, memory and inputs 9. Shareable chat templates to help your company collaborate
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    YandexGPT Reviews
    Use generative language models for improving and optimizing your web services and applications. Get a consolidated result of textual data, whether it is information from chats at work, user reviews or other types. YandexGPT can help summarize and interpret information. Improve the quality and style of your text to speed up the creation process. Create templates for newsletters, product description for online stores, and other applications. Create a chatbot to help your customer service. Teach the bot how to answer common and complex questions. Use the API to automate processes and integrate the service into your applications.
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    NeuralSpace Reviews
    Use NeuralSpace's enterprise-grade APIs for speech & text AI in 100+ languages. Intelligent Document Processing can reduce manual tasks by 50%. Data can be extracted, understood, and categorised from any document, regardless of its quality, layout, file type, or format. Free your team from manual work so they can focus on what's important. Advanced speech and text AI can make your products accessible to all users. NeuralSpace allows you to train and deploy large language models. Our low-code, user-friendly APIs make integration easy. We provide the tools, you bring your vision to reality.
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    Exa Reviews

    Exa

    Exa.ai

    $100 per month
    The Exa API uses embeddings to search for the best content available on the web. Exa understands meaning and gives results that search engines cannot. Exa uses a new link prediction transformer to predict the links that match the meaning of an prompt. Search with our SOTA web embeddeddings model instead of our custom index for queries that require semantic understanding. We offer keyword-based searches for all other queries. Stop learning HTML parsing or web scraping. Get the full, clean text of any page from our index or intelligently embedded highlights related to your query. You can select any date range and include or exclude any domain. You can also choose a custom data vertical or get up 10 million results.
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    Retell AI Reviews

    Retell AI

    Retell AI

    $6 per hour
    You spend hundreds of hours stitching Speech-to text, LLM and Text-to speech together, but still have awkward conversations with long latencies? Try our API, which includes hosted models and different optimizations at each step. We are building an API to enable your product to provide a natural and engaging way for users to interact - via voice. As many of you have discovered, creating a convincing voice AI is not as easy as combining speech to text, LLM and text-tospeech modules. To ensure that the interactions are human-like, low-latency, and have a great conversational flow, many optimizations must be made and maintained. The vast majority of costs are borne by the providers and not us.
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    Prodia Reviews

    Prodia

    Prodia

    $0.00250 one-time payment
    Prodia is a simple and fast API for image creation. Prodia has generated over 300M images. We offer a simple, efficient API that lets you bring your AI models to live without having to manage your own GPU infrastructure. Our cutting-edge API will transform your projects into an adventure and elevate them to a new level. Prodia's army of GPUs will handle the heavy lifting for you, saving you the time and effort required to train your models. Instantly convert text into stunning visuals in less than 2 seconds. Text-to-image clouds can save you up to 90% on your production costs compared to conventional clouds. More than 10,000 GPUs are available to meet the demands of large applications. Pixlr uses Prodia for all your creative photo- and design-editing needs, right in your web browser. Easy-to-use AI-powered image creation API. Scale without infrastructure concerns.
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    GPT-4o mini Reviews
    A small model with superior textual Intelligence and multimodal reasoning. GPT-4o Mini's low cost and low latency enable a wide range of tasks, including applications that chain or paralelize multiple model calls (e.g. calling multiple APIs), send a large amount of context to the models (e.g. full code base or history of conversations), or interact with clients through real-time, fast text responses (e.g. customer support chatbots). GPT-4o Mini supports text and vision today in the API. In the future, it will support text, image and video inputs and outputs. The model supports up to 16K outputs tokens per request and has knowledge until October 2023. It has a context of 128K tokens. The improved tokenizer shared by GPT-4o makes it easier to handle non-English text.
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    JigsawStack Reviews

    JigsawStack

    JigsawStack

    $27/month/user
    AI APIs are available to everyone. We're dedicated to building custom models that do the heavy lifting for you. Our APIs seamlessly integrate into any tech-stack, enabling you ship faster and focus on the most important thing--innovating. Our AI Scraper API is one of our most popular offerings. It intelligently scrapes sites without the need for CSS selectors. This saves you time and effort.
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    YouPro Reviews

    YouPro

    You.com

    $20/month
    YouPro gives you unlimited access to the latest AI models. All in one place, you can search, code and write images. Enjoy conversational web search with more accurate results. AI advanced reasoning allows for more reliable and insightful research. You can create unlimited vibrant images with our AI art generator. Use it for emails, website content, printed materials and more. All images are royalty-free and copyright-free! Access to all AI models including GPT-4o OpenAI o1 and Claude 3.5 Sonnet. Upload unlimited files, up to 50MB each query. Unlimited queries including AI models, Research and Custom agents and all.
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    ChatGPT Pro Reviews

    ChatGPT Pro

    OpenAI

    $200/month
    AI will become more sophisticated as it advances, and will solve increasingly complex problems. These capabilities require a lot more computing power. ChatGPT Pro, a $200/month plan, gives you access to OpenAI's best models and tools. This plan gives you unlimited access to OpenAI o1, our smartest model. It also includes o1-mini and Advanced Voice. It also includes the o1 pro version, a version that uses more computation to think harder and give even better answers to difficult problems. We expect to add to this plan in the future more powerful and compute-intensive productivity features. ChatGPT Pro gives you access to our most intelligent model, which thinks longer and more thoroughly for the most reliable answers. According to external expert testers' evaluations, the o1 pro mode consistently produces more accurate and comprehensive answers, especially in areas such as data science, programming and case law analysis.
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    GAIMIN AI Reviews
    Our APIs allow you to run your AI and only pay what you use. No wasted costs, just unmatched speed and scalability. Integrate AI-driven image creation into your product to offer users high-quality and unique visuals. AI text generation can be used to create content, automate responses or personalize experiences. Integrating real-time speech to your products will improve accessibility and productivity. Use the API to build interactive experiences, create voiceovers or enhance accessibility. Use our API to sync facial movements with speech for lifelike animations. Automates repetitive processes and streamlines workflows. Data can be used to gain valuable insights and make informed decisions. Keep up with the latest AI, powered by a decentralized global network of cutting edge computers. Personalizes recommendations to improve customer satisfaction.
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    Wit.ai Reviews
    Allow people to communicate with your products via voice and text. Create bots that people can chat on their preferred messaging platform. Multimodal interaction is now possible for anyone, anywhere using the apps you create. Allow people to control smart speakers, appliances, lighting, and more with their voices. You can create personalized experiences for people wherever they are, at home or on the move.
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    Amazon Comprehend Reviews
    Amazon Comprehend uses machine learning to discover insights and relationships in text. No prior machine learning experience is required. Your unstructured data can hold a treasure trove. Your unstructured data can provide valuable insights into customer sentiment. These include customer emails, product reviews, support tickets, social media and even advertising copy. How can you get there? Machine learning is able to identify specific items of interest within large swathes text (such finding company names in analyst report), and can also learn the sentiment hidden within language (identifying negative customer reviews or positive customer interactions with service agents). This is possible at a nearly limitless scale. Amazon Comprehend uses machine-learning to help you discover the relationships and insights in your unstructured data.
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    Mind Foundry Reviews
    Mind Foundry is an artificial Intelligence company that combines research, innovation, usability, and usability to empower teams using AI that is built for people. Mind Foundry was founded by world-leading academics. It develops AI solutions to help public and private sector organisations tackle high-stakes issues. Mind Foundry focuses on human outcomes and long-term impacts of AI interventions. Our platform is intrinsically collaborative and powers AI design, testing, and deployment. It enables stakeholders to responsibly manage their AI investments with a key focus on performance and efficiency as well as ethical impact. It is based on scientific principles and the understanding that ethics and transparency can only be added after the fact. The combination of quantitative and experience design makes collaboration between humans, AI and AI easier, more efficient, and more powerful.
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    Lexalytics Reviews
    Integrate our text analytics APIs into your product, platform, and application to add world-leading NLP. This is the most complete NLP feature stack available. It has been 19 years in development and is constantly improving with new configurations, models, and libraries. You can determine whether a piece is positive, neutral, or negative. Sort and organize documents into configurable groups. Determine the intended purpose of customers and reviewers. Locate people, places and dates. Find companies, products, jobs, titles and more. Our text analytics and NLP systems can be deployed on any combination of public, private, hybrid, or on-premise cloud infrastructures. Our core text analytics and natural-language processing software libraries are available to you. This product is ideal for data scientists and architects who need to have full access to the underlying technology, or for on-premise deployment security or privacy reasons.
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    AWS HealthOmics Reviews
    Combining the multiomic data and medical history of an individual to deliver more personalized healthcare. Use purpose-built databases to support large-scale analyses and collaborative research across populations. Accelerate your research with scalable workflows, integrated computation tools and integrated computing. Protect patient privacy by ensuring HIPAA compliance and using built-in data access, logging and logging. AWS HealthOmics enables healthcare and life sciences organizations and their software partner to store, query and analyze genomic, transcriptionomic, or other omics data, and then generate insights using that data. Store and analyze omics for hundreds of thousands patients to understand the relationship between omics variation and phenotypes in a population. Create reproducible and traceable workflows for clinical multiomics to reduce turnaround time and increase productivity. Integrate multiomic analyses into clinical trials to test out new drug candidates.
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    Cargoship Reviews
    Choose a model from our open-source collection, run it and access the model API within your product. No matter what model you are using for Image Recognition or Language Processing, all models come pre-trained and packaged with an easy-to use API. There are many models to choose from, and the list is growing. We curate and fine-tune only the best models from HuggingFace or Github. You can either host the model yourself or get your API-Key and endpoint with just one click. Cargoship keeps up with the advancement of AI so you don’t have to. The Cargoship Model Store has a collection that can be used for any ML use case. You can test them in demos and receive detailed guidance on how to implement the model. No matter your level of expertise, our team will pick you up and provide you with detailed instructions.
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    Texel.ai Reviews
    Accelerate GPU workflows. AI models, video editing, and other tasks can be up to 10x quicker while reducing costs by up 90%.
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    Monster API Reviews
    Our auto-scaling AIs allow you to access powerful generative AIs models without any management. API calls are now available for generative AI models such as stable diffusion, dreambooth and pix2pix. Our scalable Rest APIs allow you to build applications on top of generative AI models. They integrate seamlessly and cost a fraction of what other alternatives do. Integrations that are seamless with your existing systems without extensive development. Our APIs are easy to integrate into your workflow, with support for stacks such as CURL, Python Node.js, and PHP. We harness the computing power of millions decentralised crypto mining machines around the world, optimize them for machine-learning and package them with popular AI models such as Stable Diffusion. We can deliver Generative AI through APIs that are easily integrated and scalable by leveraging these decentralized resources.