For generating image alt text to improve website accessibility and SEO, AltText.ai is a strong contender. It handles more than 130 languages and can be used directly with common CMS tools like WordPress and Shopify. The service uses AI image analysis technology, has human oversight for high-quality results, and has a developer API for integration. It's a credit-based system with a variety of pricing plans, including a free trial.
Another top contender is CaptionAI, which can generate image captions, descriptions and tags. That can improve website accessibility and SEO by rapidly generating metadata that's relevant to the image. CaptionAI is designed for a variety of use cases, including e-commerce sites and social media, and offers a variety of pricing tiers depending on your needs.
ForVoyez is another contender. The service uses AI technology to generate SEO-optimized alternative text, titles and captions for images. It's got a well-documented RESTful API for easy integration with existing processes, so it's a good option for developers who want to boost SEO and digital accessibility without a lot of extra work.
Last, WriteText.ai is a general-purpose tool that can be used with e-commerce sites like WooCommerce, Magento and Shopify. It can generate image alt text, but also meta titles, descriptions and meta keywords. It's got features like keyword analysis and multilingual support that can help you improve your website's SEO and brand voice consistency.