660 tools
No free planAI models & APIs
OpenTools provides an OpenAI-compatible API for LLM tool use across the MCP ecosystem. Developers call one completions endpoint, attach MCP tool references such as maps or search, swap models without rewriting clients, and pay unified at-cost token billing.
Free tier unknownAI agents & automation
OpenVector builds vision-language-action systems that connect live video streams to frontier VLMs for real-time understanding. Teams describe tasks in plain English, review generated workflows, and automate follow-up actions in business software when camera conditions are met.
Free tier unknownChatbots & assistants
Open WebUI is a self-hosted AI platform and community hub for running chat models locally or in the cloud with Python extensions. The homepage promotes connecting Ollama, OpenAI, Anthropic, and compatible providers while keeping data on your infrastructure.
Free tier unknownAI models & APIs
Orchestra helps enterprises turn production workflows into owned specialist models. It observes live traces and expert corrections, evaluates models against benchmarks, improves prompts or fine-tunes new weights, and deploys when quality, cost, and latency targets are met.
Free tier unknownAI models & APIs
ORO AI hosts an open Bittensor arena where shopping agents compete on fresh tasks each day. Independent validators sandbox every run, verify trajectories, and pay daily rewards to the top-performing agent as builders iterate on real ecommerce scenarios.
Free to startAI models & APIs
Orq.ai is a sovereign AI gateway and platform that routes traffic to hundreds of LLMs and MCP tools through one API with governance, observability, and cost controls. The vendor emphasizes EU deployment, guardrails, and pay-as-you-go platform metering separate from model provider charges.
Free to startAI models & APIs
Orquesta AI Prompts now lives under Orq.ai as part of its sovereign AI gateway and studio platform for managing prompts, agents, and LLM workflows. The Orq site covers experimentation, evaluation, knowledge bases, and production deployment rather than a separate Orquesta domain.
Free tier unknownAI models & APIs
Osseus builds medical superintelligence starting with medical and biological datasets, evaluations, and reinforcement learning environments for frontier labs. The company offers off-the-shelf and custom datasets plus interactive environments where models gather evidence and use clinical or scientific tools with safety feedback.
Free tier unknownAI models & APIs
Overshoot provides AI infrastructure for vision applications, letting developers create live video streams and query them through OpenAI-compatible chat completion endpoints. Documentation describes creating a stream, publishing video via LiveKit, and referencing frames or segments inside chat requests for realtime VLM workflows.
Free tier unknownAI models & APIs
Pacific builds modular, factory-made AI compute pods that deploy in days on sites with unused grid power, turning delayed construction locations into edge data centers. The company markets portable modules with integrated compute, cooling, and power distribution plus a rent-compute offering for global edge capacity.
Free tier unknownAI models & APIs
Panels produces high-quality audio datasets for training and evaluating speech and audio models, working with frontier voice labs and early-stage startups. Offerings include speaker-separated multilingual audio, scripted single-speaker recordings, and turn-taking evaluation sets tailored to each team’s requirements.
Free tier unknownAI models & APIs
Pangeanic supplies multilingual AI training data, annotation, model alignment, machine translation, and sovereign AI systems for enterprises, labs, and governments. Offerings span licensed datasets, custom collection, RLHF, on-prem deployments, and document translation technology.
Free tier unknownAI models & APIs
Paper Instruments develops open-source frontier models and agent tooling for high-stakes knowledge work in finance, consulting, law, and operations. The homepage previews Ultramarine models, Feather agents, Paper Office document libraries, and a research blog, with Ultramarine marked coming soon.
Free planAI models & APIs
Paperspace, now part of DigitalOcean, is a GPU cloud platform with Notebooks (hosted Jupyter), Machines (Linux GPU and CPU virtual machines), Deployments for serving models as containers, and Workflows. Compute is billed hourly; Gradient subscription plans set storage and machine access.
Free tier unknownAI models & APIs
Parasma develops biological compute using living neurons trained for token prediction. Its public site describes converting sentences into stimulation patterns and decoding neuron responses into tokens without conventional GPU inference for that workflow.
Free tier unknownHealth & wellness
Passio provides Nutrition-AI infrastructure that turns photos, voice, and text meal input into structured nutrition data for digital health platforms. Offerings include SDKs, REST APIs, photo and voice logging, MealPlan AI, and token-metered hub plans for preventive care and chronic programs.
No free planChatbots & assistants
PayPerQ is a pay-per-prompt gateway to hundreds of chat, image, video, and voice models from major providers without mandatory accounts or subscriptions. Users top up balances and pay only for tokens consumed per query across web and API interfaces.
Free tier unknownAI models & APIs
PeriFlow is the former name for Friendli Inference, FriendliAI’s optimized serving engine and cloud for large generative models. Teams now deploy through Friendli Model APIs, Dedicated Endpoints, and Serverless Endpoints with the same low-latency stack described in Friendli engineering posts.
Free tier unknownAI models & APIs
Perit collects and licenses frontier training data, runs RL environments, and publishes speech benchmarks graded by domain experts. Services span speech, video, physical intelligence captures, annotation on its Foundry bench, and custom data requests.
Free to startAI models & APIs
Perpetual ML is a unified machine learning studio integrated with Snowflake that covers auto training, experiment tracking, deployment, monitoring, and optimal business decisioning from one web UI. The cloud offering combines pay-as-you-go compute/storage with marketplace task bundles for training and drift workflows.
Free tier unknownAI models & APIs
Petrarch helps economically vital businesses prepare proprietary operational records on premise, cleared and anonymized, so AI systems building for the physical world can learn from real work. The company focuses on unlocking enterprise data for future physical-world AI training.
Free tier unknownAI models & APIs
Phases builds software for frontier robotics labs, positioning itself as AI for the physical world. The public site focuses on novel robotics solutions for research and lab teams rather than a self-serve consumer product.
Free to startAI models & APIs
Microsoft Phi is a family of small language and multimodal models designed for efficient on-device and cloud inference, offered through Azure AI Foundry alongside tools to build agents and applications. Phi models target developers who need capable models with lower compute footprints than frontier-scale systems.
Free planAI models & APIs
Philon is an open-source robotics research effort building general-purpose robots and models for unsafe, open-ended environments. Public site assets describe Holo, a 31B-parameter generalist vision–language model, alongside research on control and gameplay in complex worlds.
Showing 480 of 660 tools
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