awesome-generative-ai-apis

Free CORS-enabled REST API that scores Suno AI music prompts on a 100-point scale across 4 metrics (length, tag collisions, specificity, density)

The first x402 API hub — 58+ AI tools for search, scraping, analysis, and generation with native Coinbase x402 crypto payments on 15+ chains. MCP compatible

MCP server and API for searching scientific papers and returning structured experimental data (methods, results, sample sizes, quality scores) extracted from full-text studies

Early warning for AI API changes — tracks pricing, rate limits, deprecations & breaking changes across 90+ sources, with timestamped before/after diffs

Panel API: submit a question and multiple LLMs (Claude, GPT, Gemini and others) debate it independently, then a moderator model returns a merged synthesis with consensus scores

Free AI search visibility scanner that checks if your site can be found by ChatGPT, Perplexity, Claude & Gemini. Includes AI Robots.txt Generator and AI Crawler Checker

Unified LLM gateway — route to OpenAI, Anthropic, Google Gemini, Groq, Together AI, DeepSeek through one OpenAI-compatible API. BYOK, response caching, auto retries. 24+ models

Universal AI model router — one OpenAI-compatible API gateway for 150+ models across 28+ providers with unified billing, audit logs, real-time pricing, BYOK, and provider routing with automatic fallbacks

Go-native, OpenAI-compatible AI gateway with multi-provider routing, automatic failover, load balancing, guardrails, MCP gateway support, and built-in logs, metrics, and tracing

Unified AI inference API on decentralized GPU infrastructure — image generation (Flux), TTS, transcription (Whisper), video generation, OCR, upscaling, background removal, and embeddings

OpenAI-compatible AI API platform for text, image, video, audio, search, and 3D models with a live model catalog

Unified AI API gateway for 40+ models including video generation (Seedance 2.0, Sora 2, Veo 3.1), image generation, LLMs, and AI music

An API aggregator that provides access to 100+ AI models via a single API.

Astria is an API for fine-tuning and customization of generative image models.

Detects, processes, and instantly analyzes visual elements in video streams.

Clarifai offers access to various popular generative AI models (LLM, multimodal, image, video).

ClipDrop offers APIs for image upscaling, background removal, and other image enhancement features.

Colossyan offers an AI API to create videos from text with AI avatars.

Anthropic is an AI safety and research company behind the powerful Claude 3 model family.

Cohere AI offers a chat API that enables developers to create conversational interfaces with ease, leveraging advanced natural language understanding capabilities.

ElevenLabs offers a voice generation API to produce highly realistic and natural-sounding voices.

designed to understand and interact with multiple data types, including text, images, audio, and video.

Fastest Token Generation with Language Processing Units. Able to work on Open Source Models: Gemma-7b-lt, Llama3-70b-8192, Llama3-8b-8192, Mixtral-8x7b-32768.

HuggingFace provides API access to many open source Generative AI models, datasets and Spaces which are free to use.