660 tools
Free planAI models & APIs
FastRouter is a managed LLM gateway that exposes 200+ models through one OpenAI-compatible API with smart routing, failover, caching, guardrails, and unified observability. Teams compare cost and latency across providers while keeping BYOK keys and project-level spend controls.
Free tier unknownAI models & APIs
Featherless provides serverless hosting and API access to 40,000+ open-weight models with one API key. Plans separate interactive chat workloads from developer agent traffic and offer dedicated GPU contracts for teams needing isolated capacity.
Free planAI models & APIs
Fireworks AI is a production inference and model customization platform that serves open-source language, multimodal, and image models with ultra-low latency and competitive pricing. It features LoRA adapter hot-swapping, function calling, structured outputs, and dedicated GPU deployments.
Free planVoice & speech
Ultravox (Fixie.ai) provides speech-native voice AI with developer APIs for real-time conversational agents, running a proprietary speech model on dedicated infrastructure instead of traditional speech-to-text pipelines.
Free to startAI models & APIs
Flaq AI provides unified API access to image, video, music, 3D, and LLM models for production workflows. The site markets model-specific endpoints, free browser tools, documentation, and a billing area where users add prepaid credit packages rather than traditional monthly seats.
Free to startAI models & APIs
Flatkey is a unified AI gateway that routes one API key and balance across 100+ models and 1,000+ pay-per-call tools, covering text, image, video, and data APIs. Subscriptions add monthly credits while wallet top-ups extend usage after plan credits exhaust.
Free planAI models & APIs
Flower is a collaborative AI neolab building open-source infrastructure for federated and networked machine learning. It offers Flower SuperGrid, Flower Agent, frontier models, and a large community hub for training models without centralizing private data.
Free tier unknownAI models & APIs
Fluidstack builds large-scale AI compute and power infrastructure, focusing on deploying gigawatt-class data centers, solar power, and domestic manufacturing for XPUs. The public site recruits engineers for challenges such as six-month 250MW data center delivery and closed-loop cooling operations.
Free tier unknownAI models & APIs
Black Forest Labs develops the FLUX generative image and video model family with API access, open-weight licensing, and enterprise deployment options. The bfl.ai site highlights FLUX 3 image control, pay-as-you-go API pricing, and self-hosted license tiers for builders and studios.
Free planAI models & APIs
Flyte is an open-source durable AI runtime under the Linux Foundation for orchestrating training, serving, and agent workloads with automatic recovery from failures. Flyte 2 targets scalable AI systems while Union.ai offers an enterprise managed platform built on Flyte.
Free tier unknownAI agents & automation
Foundry builds simulation, evaluation, and data infrastructure for AI web agents that operate real browsers. Its platform offers reproducible environments, trajectory logging, and expert datasets for training and benchmarking enterprise browser automation.
Free tier unknownAI models & APIs
Freesolo builds a full-stack post-training platform for making small language models economical at production latency. It focuses on agent-loop iterative training workflows so teams can close the quality gap without always serving frontier-scale models.
Free tier unknownAI models & APIs
Frontier Computing is a Cambridge, UK biocomputing company growing scalable neuronal tissue as living hardware with cellular memory. Backed by Y Combinator S26, the team develops tissue-culture methods to break vascularisation limits that have kept wetware systems near the one-million-neuron scale.
Free tier unknownAI models & APIs
Frontier-CS is an open-ended computer-science benchmark designed not to saturate, spanning systems, ML, algorithms, security, and related domains. The site hosts leaderboard results, Harbor trial commands, blog posts, and links to the research paper and GitHub repository.
Free to startCoding & development
Gcore is a global edge and cloud provider offering CDN, DNS, streaming, DDoS protection, WAF, GPU cloud, AI inference, hosting, and managed databases. It targets enterprises needing low-latency delivery, security, and scalable infrastructure across regions.
Free tier unknownAI models & APIs
General Context Labs builds data and evaluations for agents that must navigate difficult work over long horizons. The company focuses on software engineering, ML and AI research, and engineering robotics scenarios where sustained context matters more than single-turn chat.
Free tier unknownAI models & APIs
General Instinct provides inference infrastructure for physical AI, aiming to serve frontier models in real time on diverse edge compute. The company markets a stack that brings large-model capabilities to devices and embedded systems outside traditional cloud-only deployments.
Free tier unknownAI models & APIs
General Trajectory builds AI for the physical world, focusing on systems that operate outside pure software environments.
Free planImage generation & editing
Geti is Intel’s open-source computer vision platform for building production-ready models with minimal data. It offers Docker, Windows, and source installs, more than 1,600 pretrained model variants exported to OpenVINO, and workflows for detection, segmentation, and classification.
Free tier unknownAI models & APIs
gNucleus provides an end-to-end engineering AI platform with data labeling for CAD and simulation datasets, a generative engineering model family in multiple sizes, and enterprise deployments combining model training, engineering agents, and private or managed cloud hosting for automotive, robotics, and electronics teams.
Free tier unknownAI models & APIs
Godela builds AI models for physical-world systems, learning laws of physics from component scale to larger systems. The site showcases interactive optimization scenarios such as data-center cooling and invites teams to request pilots.
Free planAI models & APIs
GoModel is an open-source AI gateway from enterpilot that exposes one OpenAI- and Anthropic-compatible endpoint across many LLM providers. It adds aliases, workflows, caching, failover, budgets, audit logs, and usage tracking, with optional GoModel Pro for commercial support features.
Free planAI models & APIs
Gonka Broker provides an OpenAI- and Anthropic-compatible HTTP API that routes requests to open-source models on the Gonka decentralized GPU network. Customers sign up with email, pay in USD by card, and receive API keys without managing crypto wallets or on-chain balances.
Free planAI models & APIs
Google AI Studio is Google's browser workspace for prototyping with Gemini and related generative models. Developers can test prompts and apps for free within published limits, then move to paid Gemini API usage billed per token on ai.google.dev rather than a fixed monthly studio subscription.
Showing 288 of 660 tools
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