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Live pricing, context windows and model ids for major LLM APIs
Image, video and song generation on 30 AI models (Nano Banana, Kling, Veo, Suno), with a free tier.
Tanvo API is a free Machine Learning API that requires apiKey authentication, is served over HTTPS and supports CORS, so it can be called from the browser.
The Tanvo REST API: models, ready-made apps, generations, uploads, signed completion webhooks, errors and rate limits. JSON over HTTPS with CORS; the free tier needs no key.
Details from tanvo.ai.

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Live pricing, context windows and model ids for major LLM APIs
The Tanvo API is provided by Tanvo (tanvo.ai). The Tanvo REST API: models, ready-made apps, generations, uploads, signed completion webhooks, errors and rate limits. JSON over HTTPS with CORS; the free tier needs no key.
Yes. The Tanvo API is listed in the Machine Learning category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
Yes. The Tanvo API uses apiKey authentication, so you need to register for credentials before making requests.
Yes. The Tanvo API supports CORS, so front-end JavaScript can call it directly.
Yes. The Tanvo API is served over HTTPS, so it's safe to use in production.