Machine Learning APIs
34 free public APIs in this category
| API | Auth | HTTPS | CORS | |
|---|---|---|---|---|
| AI Economics Tools Token cost, LLM energy, agent-hour and Proof-Adjusted Autonomy calculators by Michał Piszczek | No auth | Yes | Yes | ↗ |
| AI For Thai Free Various Thai AI API | API Key | Yes | Yes | ↗ |
| BRAINIALL PT-BR and Spanish audio transcription with diarization and SRT/VTT | API Key | Yes | Yes | ↗ |
| Clarifai Computer Vision | OAuth | Yes | Unknown | ↗ |
| Cloudmersive Image captioning, face recognition, NSFW classification | API Key | Yes | Yes | ↗ |
| DeepAI Provides AI-powered APIs for text generation, image processing, and more | API Key | Yes | Yes | ↗ |
| Deepcode AI for code review | No auth | Yes | Unknown | ↗ |
| Dialogflow Natural Language Processing | API Key | Yes | Unknown | ↗ |
| DreamThreads Parse dreams into structured entities, emotions, agency, threat, and outcomes | No auth | Yes | Yes | ↗ |
| EXUDE-API Used for the primary ways for filtering the stopping, stemming words from the text data | No auth | Yes | Yes | ↗ |
| GoldBean OCR, Translation, NLP & ERNIE LLM via Baidu AI (free tier available) | API Key | Yes | Unknown | ↗ |
| Google Gemini Multimodal generative AI for text, vision, and code generation | API Key | Yes | Unknown | ↗ |
| Groq Fast AI inference API with free tier, supports Llama, Mixtral, Gemma models | API Key | Yes | Yes | ↗ |
| Hugging Face AI model hub with inference API for NLP, computer vision, and audio | API Key | Yes | Yes | ↗ |
| Imagga Image Recognition Solutions like Tagging, Visual Search, NSFW moderation | API Key | Yes | Unknown | ↗ |
| Inferdo Computer Vision services like Facial detection, Image labeling, NSFW classification | API Key | Yes | Unknown | ↗ |
| IPS Online Face and License Plate Anonymization | API Key | Yes | Unknown | ↗ |
| Irisnet Realtime content moderation API that blocks or blurs unwanted images in real-time | API Key | Yes | Yes | ↗ |
| Jina AI Free AI API for embeddings, reranking, and text processing | API Key | Yes | Yes | ↗ |
| Keen IO Data Analytics | API Key | Yes | Unknown | ↗ |
| Machinetutors AI Solutions: Video/Image Classification & Tagging, NSFW, Icon/Image/Audio Search, NLP | API Key | Yes | Yes | ↗ |
| MediaCraft AI Chinese content compliance review (17 platforms), EN↔CN translation, and SEO optimization. Pay-per-call via x402 (Solana USDC). | API Key | Yes | Yes | ↗ |
| MessengerX.io A FREE API for developers to build and monetize personalized ML based chat apps | API Key | Yes | Yes | ↗ |
| NLP Cloud NLP API using spaCy and transformers for NER, sentiments, classification, summarization, and more | API Key | Yes | Unknown | ↗ |
| Not Human Search AI tool discovery with agentic scoring for 8,600+ tools and MCP servers | No auth | Yes | Yes | ↗ |
| OpenVisionAPI Open source computer vision API based on open source models | No auth | Yes | Yes | ↗ |
| Perspective NLP API to return probability that if text is toxic, obscene, insulting or threatening | API Key | Yes | Unknown | ↗ |
| Roboflow Universe Pre-trained computer vision models | API Key | Yes | Yes | ↗ |
| SkyBiometry Face Detection, Face Recognition and Face Grouping | API Key | Yes | Unknown | ↗ |
| Statlyte Live pricing, context windows and model ids for major LLM APIs | No auth | Yes | Yes | ↗ |
| TensorFeed Real-time AI news, model pricing, service status, and agent activity feeds | No auth | Yes | Yes | ↗ |
| Time Door A time series analysis API | API Key | Yes | Yes | ↗ |
| Unplugg Forecasting API for timeseries data | API Key | Yes | Unknown | ↗ |
| WolframAlpha Provides specific answers to questions using data and algorithms | API Key | Yes | Unknown | ↗ |