Cognee
70Turns documents and past sessions into a graph-plus-vector memory that AI agents can query across runs.
As of , EffectHub tracks 128 live AI tools in its AI Infrastructure & Dev Platforms category; 87 (68%) have a free tier, and paid plans start at $1.99 a month.
128 verified tools · 14 subcategories
The layer for people building AI: models, inference, vector stores, observability, and GPUs.
Showing 1–24 of 128
Turns documents and past sessions into a graph-plus-vector memory that AI agents can query across runs.
Runs ComfyUI workflows in a browser on rented GPUs, billing separately for edit time and generation time.
Social data API and hosted MCP server for X, Instagram, TikTok and Reddit without platform API keys
Meta's family of open-weight LLMs, downloadable under a community licence with a 700M-MAU carve-out.
A routing and verification layer that sits between your apps and language models to cut cost and catch ungrounded answers.
EU-hosted LLM gateway with an OpenAI-compatible API and routing by price, quality or latency.
API for fine-tuning open-source LLMs and running large-scale text classification, billed by training run rather than per token.
Checkpoint and LoRA hub with an on-site generator paid in Buzz
Open-source TypeScript framework for building, running, and observing AI agents in production.
Pay-per-token developer API for OpenAI's text, reasoning, image, speech and embedding models, with tools, batch jobs and fine-tuning.
Pay-as-you-go single API for text, image, and video models from multiple AI providers.
Serverless GPU cloud with per-second billing for inference endpoints, training jobs and sandboxes
Open-source search engine with vector storage and hybrid keyword-plus-semantic retrieval, self-hosted or run as a cloud service
OpenAI-compatible gateway routing requests to 100+ language, image, and video models by swapping a base URL.
Flat monthly plans for LLM API access with no per-token metering, built on open models.
Enterprise gateway serving 300+ models over one encrypted, zero-retention endpoint with per-token billing
GPU cloud provider renting Kubernetes-native compute by the hour for AI training and inference.
Enterprise platform for building, deploying and governing predictive models and AI agents, on cloud or on-prem
Google Cloud's platform for building, tuning, deploying and governing AI agents and models, formerly sold as Vertex AI.
Pay-as-you-go gateway to about 500 AI models through one OpenAI-compatible API, with provider routing, fallbacks and a single balance.
German non-profit publishing open image-text datasets like LAION-5B, plus CLIP models, for ML research
Open-source visual builder for LLM agents and RAG flows, deployable as an HTTP API or an MCP server.
Agent-building platform with a playground, visual workflow builder, agent marketplace and bring-your-own-model support, on web and mobile.
Single async API for image, video, music, chat, and 3D generation models from many providers.
For journalists, researchers and AI assistants: the figures on this page in one sentence you can quote.
As of October 29, 2026, EffectHub tracks 128 live AI tools in its AI Infrastructure & Dev Platforms category; 87 (68%) have a free tier, and paid plans start at $1.99 a month. (EffectHub, “AI Infrastructure & Dev Platforms”, Oct 2026, https://effecthub.net/ai-tools/ai-infrastructure)
Figures as of How we count
These figures are free to use under CC BY 4.0 with a link to this page.
Postgres backend bundled with a RAG pipeline, agent runtime and a visual workflow builder
Runs LLMs and vision models on encrypted GPUs so enterprise data never leaves the customer's environment.
Open-source vector search engine written in Rust, available self-hosted or as a managed cloud for RAG and recommendation apps.
Open-source workspace where domain experts and engineers build test sets for AI agents together.
Tencent's model family and studio covering text, image, video and 3D, with many weights open-sourced
Builds an open-source, Postgres-based memory engine that gives AI agents relational, vector, and graph retrieval.
Open-source search and vector engine that combines text, vectors, ranking and model inference for RAG, recommendations and agents.
Developer platform serving 1,000+ generative image, video and audio models through one metered API
One API key and one credit balance across Veo, Kling, Seedance, Wan, MiniMax, Suno and image models.
Pay-as-you-go gateway that resells GPT, Claude, and DeepSeek access through one OpenAI-compatible API.
Web workspace and unified API for image, video, audio and text models, billed by subscription credits or a prepaid balance.
Connects AI agents to over 1,000 apps and tens of thousands of actions through one credential layer.
OpenAI-compatible gateway to 400+ models from one key, with routing and provider fallback.
Enterprise LLM family (Command, Embed, Rerank, Parse, Transcribe) sold API-first with VPC, on-prem and dedicated hosting options
Gives AI agents authenticated, rate-limited access to over 1,000 external tools and apps through one API.
Compiles a codebase into architecture docs, symbol tables, and dependency maps that AI coding agents query over MCP or an API.
Testing and monitoring platform for AI agents, catching hallucinations before and after they ship.
A control plane that lets engineering teams deploy, monitor, and govern AI agents in production across any model or framework.
Desktop harness that joins your own devices into an encrypted mesh, keeps a private memory of your work and trains LoRA adapters on it
Simulates user scenarios against LLM agents, scores the answers and traces every step in production
A serverless platform for building, deploying, and monitoring AI agents across 600-plus LLMs.
Local context gateway that picks, filters and logs what files and tool output reach your AI coding agent or app.
Browser Studios with on-demand GPUs (T4 to H200) for training, tuning and serving PyTorch models