OpenAI's developer platform for building apps with GPT, image, audio and embedding models.
Best for: Developers building AI features into apps and services.
Why pick it: Broad range of capable models; Mature docs and SDKs.
Updated 2026
Cohere: Enterprise AI models for chat, search, embeddings and reranking. If it is not quite right for you, these tools do a similar job, ranked by our editors, and 6 of them can be used for free.
Most similar first. Each entry says what it is best for and how it compares.
OpenAI's developer platform for building apps with GPT, image, audio and embedding models.
Best for: Developers building AI features into apps and services.
Why pick it: Broad range of capable models; Mature docs and SDKs.
Anthropic's console and API for building with the Claude family of models.
Best for: Developers who want strong reasoning and writing models in their apps.
Why pick it: Strong at reasoning and coding; Long context windows.
Google's browser workspace for trying Gemini models and getting a Gemini API key.
Best for: Developers and tinkerers who want a fast, low-cost start with Gemini.
Why pick it: Generous free tier; Very quick to start.
Run open language models locally on your own computer with one simple command.
Best for: Developers and privacy-minded users who want models running locally.
Why pick it: Free and open source; Private by default.
One API and key to reach hundreds of AI models from many different providers.
Best for: Developers who want to switch or compare models without many integrations.
Why pick it: Huge model selection; Easy to switch models.
Desktop app for discovering, downloading and chatting with local language models.
Best for: Anyone who wants a friendly app for running AI models locally.
Why pick it: Beginner-friendly interface; Free to use.
Run thousands of open-source AI models in the cloud with a simple API.
Best for: Developers adding image, video or audio models to apps.
Why pick it: Huge model choice; No GPU management.
Very fast cloud inference for open models, powered by Groq's own chips.
Best for: Developers building real-time apps that need fast responses.
Why pick it: Extremely fast; Free tier to start.
Mistral AI's developer platform for its open and commercial language models.
Best for: Developers who want capable European models, some with open weights.
Why pick it: Good price-to-performance; Open-weight options.
Microsoft's platform for building AI apps and agents with a large catalogue of models.
Best for: Companies already on Azure building AI apps and agents.
Why pick it: Enterprise security; Many models in one place.
Cloud platform to run, fine-tune and train open-source AI models.
Best for: Teams building on open-source models at production scale.
Why pick it: Wide open-model catalogue; Fine-tuning built in.
Fast API platform for image, video and audio generation models.
Best for: Developers building apps that generate images or video.
Why pick it: Fast media generation; Large model selection.
Our top pick is OpenAI API Platform: OpenAI's developer platform for building apps with GPT, image, audio and embedding models. Claude Developer Platform and Google AI Studio are close behind.
Yes. Google AI Studio, Ollama, OpenRouter, LM Studio can be used without paying, on a free plan or as open source. Free limits change often, so check each site.
People usually switch for price, a feature Cohere lacks, a different platform or simply a style of results they prefer. A common reason: less consumer-facing than rivals.
We list tools that do a similar job, most similar first, and rank them by our editorial score for usefulness, maturity and free-plan value. No listing is paid for.