Twelve Labs
generalSearch and analyze video with AI
General LLM tools include frameworks, APIs, evaluation utilities, and infrastructure specifically built around large language models. This category covers 369 tools that help developers build, test, fine-tune, and run applications on top of LLMs, from embedding calculators to full model-serving platforms.
Search and analyze video with AI
Listen to articles and PDFs
Write and schedule posts for Twitter, LinkedIn, and Threads
News monitoring and trend analytics for business teams
Convert design to production code
Convert PDFs into interactive courses with adaptive quizzes
Convert YouTube videos to blog posts
Rewrites AI text to mimic natural human writing
Voice and keyboard note-taking with dictation
Create AI music and songs for free
Generate professional Spanish copy instantly
Verify claims against reliable sources
Generate avatar videos from text in 10 seconds
200+ AI tools in one app for text and image generation
Convert audio and video to text or subtitles, with summaries
Turn documents and text into flowcharts with AI
Create professional infographics with an intuitive AI maker
This is a technically focused category aimed primarily at developers and ML engineers. Tools like Cognee and UpTrain address retrieval-augmented generation (RAG) pipelines and model evaluation, while platforms like Dstack and PeriFlow handle compute infrastructure for training and inference. Embedding Similarity Calculator and similar utilities fill narrow but useful gaps in LLM development workflows. OpenAssistant and Cerebras-GPT represent open-source or open-weight models that developers can run or fine-tune directly. When comparing options, consider whether a tool is model-agnostic or tied to a specific provider, and whether it supports the models you are already using. Latency, throughput, and cost-per-token are the metrics that matter most for production workloads. Evaluation tools are often underinvested in early projects but become critical once you are shipping to users. Many tools here are open source with paid managed versions, while others are closed SaaS products with usage-based pricing.