Groq API

OpenAI API gives developers access to the company's most capable AI models through a simple REST interface. The platform offers a range of models for different tasks: GPT-4o for complex multimodal reasoning, GPT-4o mini for fast and affordable applications, o1 and o3 for advanced problem-solving, DALL-E for image generation, Whisper for speech recognition and translation, and Embedding models for semantic search. Pay-as-you-go pricing means you only pay for what you use, with no upfront commitments.

Anthropic Claude API gives developers programmatic access to Anthropic's most advanced language models, including Opus 5, Sonnet 5, and Haiku 4.5. Built for production-grade applications, it supports tool use, batch processing at 50% cost savings, prompt caching for reduced latency, web search and fetch, code execution, file uploads, and structured JSON outputs. The API also includes MCP server connectivity, memory management, and context editing to handle long-running conversations efficiently. Available through self-serve pay-as-you-go pricing with workbench tooling for testing and deployment.

Together AI is a cloud platform for running, training, and serving open source AI models. It provides serverless inference via an OpenAI-compatible API, dedicated endpoints for isolated deployment, fine-tuning services for custom models, and GPU clusters for training workloads. The platform supports over 200 models including DeepSeek V3.1, Qwen3.5, MiniMax M2.5, and GPT-OSS. Together AI also offers batch inference, code execution alongside model calls, structured outputs, and AI evaluations using LLM judges.