The cost to use a AI depends on the usage you are : number of queries, size of the input context and the output generated. If you use a local model, it mainly depends on your electricity consomption and the material invest. If you use an API, the cost is specific to the provider and the model used. Here a table of principal providers pricing # OpenAI Pricing : https://openai.com/pricing Rate limits : https://platform.openai.com/docs/models # MistralAI Pricing & Rate limits : https://docs.mistral.ai/platform/pricing/ # Hugging Face Pricing : https://huggingface.co/pricing Rate limits : https://huggingface.co/docs/api-inference/faq#rate-limits # Anthropic Pricing : https://www.anthropic.com/pricing Rate limits : https://docs.anthropic.com/claude/reference/errors-and-rate-limits # Google Generative AI Pricing : https://cloud.google.com/vertex-ai/docs/generative-ai/pricing Rate limits : https://cloud.google.com/generative-ai-app-builder/quotas