14 UK ai platform companies are actively bought by businesses tracked on Cledara, led by Requesty. Rankings reflect real purchasing data — what companies actually pay for — not analyst estimates. Updated monthly. Data as of 17 August 2026, 14:36 UTC.
| # | Product | Category | Description | Founded | Employees | Funding | 12-mo rank |
|---|---|---|---|---|---|---|---|
| 1 | Requesty | AI Platforms & Model Ops | Requesty provides an API platform that routes requests to multiple large-language-model providers through a single interface. It enables customers to manage usage, logging, performance, and data handling across LLMs. | 2,023 | 2-10 employees | $1M - $5M | |
| 2 | V7 | AI Platforms & Model Ops | V7 is an AI Training Data platform that allows you to label and annotate data and automate data pipelines. | 2,018 | 51-200 employees | $25M - $50M | +306 |
| 3 | Stability AI | AI Platforms & Model Ops | Stability AI is a company specializing in generative AI models such as Stable Diffusion for text-to-image generation, video, audio, and 3D content creation. Their models are open-access, promoting innovation across various applications. | 2,020 | 51-200 employees | $100M - $250M | |
| 4 | Neuphonic | AI Platforms & Model Ops | Neuphonic provides real-time voice AI services such as text-to-speech, voice cloning, and programmable voice agents through an API. The platform is used by developers and enterprises that require low-latency, natural-sounding voices for support, sales, and conversational AI applications. | 2,024 | 2-10 employees | $1M - $5M | |
| 5 | Agemo AI | AI Platforms & Model Ops | Agemo AI develops an AI-platform that converts natural language descriptions into production-ready software tools. The company offers access to its platform via a web interface to enable non-technical users to build and deploy software automations. | 2,024 | 11-50 employees | ||
| 6 | Polaron | AI Platforms & Model Ops | Polaron is a platform that uses artificial-intelligence and microstructural image data to accelerate the design and optimisation of advanced materials. It converts image-based data into 3D representations and uses AI-driven optimisation to reduce the time, cost, and number of prototypes needed for new material development. | 2,023 | 2-10 employees | ||
| 7 | Trubrics | AI Platforms & Model Ops | Trubrics is a platform that collects user feedback on machine learning models through in-app widgets and dashboards. It helps teams track model performance, monitor user trust, and manage feedback data. | 2,021 | 2-10 employees | Under $1M | |
| 8 | thymia | AI Platforms & Model Ops | thymia develops tools that capture voice, video, and behavioural data to generate digital mental health biomarkers for assessing mental health conditions, symptoms and wellbeing. Its products include a wellness-suite (Helios) and a clinical-assessment suite (Apollo, currently investigational), with APIs and plugins enabling embedding of its activities and media-data models. | 2,020 | 11-50 employees | $1M - $5M | |
| 9 | Voicify | AI Platforms & Model Ops | Voicify is a platform that empowers users to create AI-driven voice experiences in seconds. | 2,018 | 2-10 employees | ||
| 10 | atla | AI Platforms & Model Ops | atla is a platform dedicated to the evaluation and testing of generative AI applications. It provides tools that enable developers to conduct fast and accurate evaluations of AI model outputs, helping them to ship reliable and safe AI applications more quickly. | 2,023 | 2-10 employees | $5M - $10M | |
| 11 | Humanloop | AI Platforms & Model Ops | Humanloop is a platform that assists developers in building applications using large language models, primarily focusing on data labeling and annotation for machine learning tasks. | 2,020 | 11-50 employees | $1M - $5M | |
| 12 | Speechmatics | AI Platforms & Model Ops | 2,006 | 51-200 employees | |||
| 13 | Doubleword | AI Platforms & Model Ops | Doubleword is an enterprise AI platform that helps organizations deploy, manage, and secure large language models and generative AI applications within their own infrastructure. It provides tooling for model serving, governance, and integration for production AI use cases. | 2,021 | 11-50 employees | ||
| 14 | Fancy | AI Platforms & Model Ops | 2,020 | 11-50 employees |
The complete list is available as <a href="/api/export/startups/united-kingdom/ai-platforms-and-model-ops.csv">CSV</a> or <a href="/api/export/startups/united-kingdom/ai-platforms-and-model-ops.json">JSON</a>.
Requesty and V7 show the strongest rank gains over the last 90 days.
Requesty is the fastest-rising UK ai platform product this quarter.
The oldest is Speechmatics (founded 2006); the newest, Neuphonic (2024).
Disclosed funding is led by Stability AI ($100M - $250M); 8 of 14 have disclosed a round.
the United Kingdom accounts for 15.6% of the ai platform products tracked globally on Cledara (14 of 90).
The top UK product, Requesty, ranks #41 worldwide in the category.
Requesty, V7 and Stability AI lead the UK ai platform market in 2026, ranked by real adoption among companies on Cledara. Last updated 17 August 2026, 14:36 UTC.
Within Cledara's dataset of real company purchases, 14 UK ai platform products are in active paid use, led by Requesty. This measures actual adoption — it is not a revenue TAM estimate.
Requesty and V7 show the strongest rank gains over the last 90 days among UK products in the category.
From anonymized, aggregated purchasing data across companies that manage their software with Cledara — real payments, not surveys or web traffic. Updated monthly.