2 related posts
This topic page groups 2 posts around Developer Workflow, with coverage across Access and integration, Pricing and quotas and Comparisons, so you can jump straight to the right article for the task.
Compare Gemini, Groq, OpenRouter, Mistral, Cerebras, GitHub Models, Hugging Face, Anthropic, Cohere, OpenAI, and Together by free tier, trial credit, router model, quota owner, best workload, and production stop rule.
An OpenAI API key can be free to create, but backend API usage depends on billing, credits, model access, project permissions, usage limits, and rate limits. Separate ChatGPT app access, Platform API billing, provider routes, user-pays options, free-model alternatives, and unsafe copied keys before sending data.
