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Model APIs

90 tools

API Privacy

API Privacy: Remote‑First Test Agents for App Security, Quality, and Compliance

API Privacy is a remote‑first platform and company that builds test agents and privacy solutions to safeguard APIs, elevate app security, and improve quality testing. Designed for developers and enterprises, API Privacy offers zero‑code integration, real‑time privacy enforcement, and comprehensive compliance support while fostering a collaborative, growth‑focused culture with the flexibility to work from anywhere.

Free

Chroma

Open-source embedding database

FreeFree tier

api-usage

Track and analyze your OpenAI API cost breakdown

A minimalist open-source tool to help you view the cost proportion of various models in your OpenAI API usage for a specific day. It allows you to track and analyze your daily usage and cost of the OpenAI API. Understand the costs for different models, including ChatGPT, GPT-4, Whisper, and text-embedding models. Display the information by time or using a pie chart. This tool is open-source and will not leak your API key.

FreeFree tier

serena

A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent

A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent

FreeFree tier

UI-TARS-desktop

The Open-Source Multimodal AI Agent Stack: Connecting Cutting-Edge AI Models and Agent Infra

The Open-Source Multimodal AI Agent Stack: Connecting Cutting-Edge AI Models and Agent Infra

FreeFree tier

dify

Production-ready platform for agentic workflow development.

Production-ready platform for agentic workflow development.

FreeFree tier

DALL·E Cli

Generate, edit, and filter images via CLI using DALL-E API

DalleCli is a powerful and easy-to-use command-line tool that leverages the OpenAI DALL-E API to generate, edit, and filter images. It allows users to create stunning images, apply various effects and filters, and enhance their creativity directly from the command line. DalleCli provides the ability to generate, edit, and filter images using the DALL-E 2 API provided by OpenAI.

FreeFree tier

langchain

The agent engineering platform

The agent engineering platform

FreeFree tier

letsqu.it

Break free from unwanted habits with AI companion Quin

Letsqu.it is an AI-powered platform designed to help users quit various habits, including smoking, alcohol, social media, and more. It offers personalized guidance and support through an AI companion named Quin, which uses empathetic conversations and cognitive behavioral techniques to assist users in breaking free from unwanted habits.

FreeFree tier

langfuse

🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23

🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23

FreeFree tier

LibreChat

Enhanced ChatGPT Clone: Features Agents, MCP, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral, OpenRouter, Vertex AI, Gemini, Artifacts, AI model switching, message se

Enhanced ChatGPT Clone: Features Agents, MCP, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral, OpenRouter, Vertex AI, Gemini, Artifacts, AI model switching, message search, Code Interpreter, langchain, DALL-E-3, OpenAPI Actions, Functions, Secure Multi-User Auth, Presets, open-source for self-hosting. Active.

FreeFree tier

prompts.chat

f.k.a. Awesome ChatGPT Prompts. Share, discover, and collect prompts from the community. Free and open source — self-host for your organization with complete privacy.

f.k.a. Awesome ChatGPT Prompts. Share, discover, and collect prompts from the community. Free and open source — self-host for your organization with complete privacy.

FreeFree tier

mlflow

The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controllin

The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.

FreeFree tier

LlamaFactory

Unified Efficient Fine-Tuning of 100+ LLMs & VLMs (ACL 2024)

Unified Efficient Fine-Tuning of 100+ LLMs & VLMs (ACL 2024)

FreeFree tier

open-webui

User-friendly AI Interface (Supports Ollama, OpenAI API, ...)

User-friendly AI Interface (Supports Ollama, OpenAI API, ...)

FreeFree tier

lorax

Multi-LoRA inference server that scales to 1000s of fine-tuned LLMs

Multi-LoRA inference server that scales to 1000s of fine-tuned LLMs

FreeFree tier

claude-code-best-practice

from vibe coding to agentic engineering - practice makes claude perfect

from vibe coding to agentic engineering - practice makes claude perfect

FreeFree tier

firecrawl

🔥 The API to search, scrape, and interact with the web for AI

🔥 The API to search, scrape, and interact with the web for AI

FreeFree tier

n8n-mcp

A MCP for Claude Desktop / Claude Code / Windsurf / Cursor to build n8n workflows for you

A MCP for Claude Desktop / Claude Code / Windsurf / Cursor to build n8n workflows for you

FreeFree tier

LLMs-from-scratch

Implement a ChatGPT-like LLM in PyTorch from scratch, step by step

Implement a ChatGPT-like LLM in PyTorch from scratch, step by step

FreeFree tier

fastapi_mcp

Expose your FastAPI endpoints as Model Context Protocol (MCP) tools, with Auth!

Expose your FastAPI endpoints as Model Context Protocol (MCP) tools, with Auth!

FreeFree tier

smaihub.com - All-in-One AI Tool Suite

Free AI Tool Hub – Chat, Create, Transcribe & More

smaihub.com is a free AI tool hub that offers a variety of AI-powered tools, including chatbots, hashtag generation, translation, text rewriting, email replies, audio transcription, and image creation. It operates locally in your browser and requires an OpenAI API Key for authentication.

FreeFree tier

unsloth

Web UI for training and running open models like Gemma 4, Qwen3.6, DeepSeek, gpt-oss locally.

Web UI for training and running open models like Gemma 4, Qwen3.6, DeepSeek, gpt-oss locally.

FreeFree tier

dbeaver

Free universal database tool and SQL client

Free universal database tool and SQL client

FreeFree tier
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