Universal API compatibility
Works with Python, Node.js, RESTful HTTP, and key AI frameworks like LangChain, LlamaIndex, and OpenAI API (1:1 compatible)
relaxAI API
relaxAI API enables thousands of developers to seamlessly integrate advanced AI capabilities into their applications and workflows, driving innovation and growth while maintaining full control over their data.
Trusted by leading organisations
Compliance as a standard
Feature
Effortless AI integration
Unlock API AI-powered automation with data security, flexibility, and seamless integration.
Pre-built AI workflows
Conversational AI, text analysis, predictive analytics, and document processing available out-of-the-box.
20+ platform integration
relaxAI connects with Rasa, Replit, GPT4All, Semantic Kernel, and other industry-standard tools.
Optimised for scalability
Supports multi-step reasoning and high-performance automation workflows.
Secure
Data sovereignty guaranteed
relaxAI ensures full data sovereignty with infrastructure hosted entirely in UK-based data centers, guaranteeing compliance with UK regulations.
- UK-Based AI processing – All AI operations occur within sovereign territory, ensuring strict data governance.
- Enterprise-grade compliance – Certified under GDPR, CyberEssentials Plus , SOC2 and ISO-27001.
- End-to-end encryption – Every interaction is secure, with encrypted AI transactions.
- Ideal for regulated industries – Trusted by finance, healthcare, and legal organisations requiring strict data protection.
Pricing
AI for all:
Affordable, accessible, and powerful
Experience the power of AI without the hefty price tag. Our relaxAI API offers unparalleled performance, scalability, and reliability, all at a fraction of the cost of leading competitors
| Provider |  |  |  |  | ||
|---|---|---|---|---|---|---|
| Models | Llama-4-Maverick-17B-128E | DeepSeek R1 0528 | Mistral-7b-embedding | DeepSeek R1 0528 | Gemini 2.5 Pro Preview | ChatGPT-4o |
| Region | UK | UK | UK | US | US | US |
| Output | £0.60 | £1.60 | N/A | £1.59 | £7.31 - £10.96 | £10.96 |
| Input | £0.10 | £0.40 | £0.20 | £0.37 | £0.91 - £1.83 | £3.65 |
The prices above are based on the cost per 1M tokens, a standard unit of measurement for AI input/output
Source: openrouter.ai, valid as of 10/06/2025
Flexible
Deployment flexibility
relaxAI provides customisable AI deployment tailored to business needs.
- Cloud-based AI – Scalable and accessible deployment for fast implementation.
- On-premises AI – Full control over data privacy, infrastructure, and customisation.
- Hybrid AI solutions – Combines cloud efficiency with private security for optimised performance.
Advanced features
What can relaxAI do for your business?
Integrations
Plug & play
Streamline your development process by leveraging the relaxAI API to build complex applications, and easily integrate our AI capabilities into your software packages.
With 1:1 compatibility with the OpenAI API, you can seamlessly transition your existing OpenAI API-based applications and workflows to relaxAI API.
Documentation
Expanded developer experience
Pre-built SDKs for Python, Node.js, and enterprise applications, simplifying AI implementation.
Comprehensive API documentation with step-by-step setup instructions, example code, and best practices.
Data Security
Secured and Compliant by Design
relaxAI prioritises data security and compliance with:
Data Encryption
Protect sensitive data with industry-standard encryption protocols.
Security Monitoring
Gain real-time visibility into system activities with audit logs and security alerts.
Compliance Framework
Our solution is built on a compliant framework, certified to ISO 27001 and designed to meet the requirements of GDPR.
Multi-Layered Access Controls
Ensure authorised access with role-based access, multi-factor authentication, and least privilege access.
Identity and Access Management
Manage user identities, access, and permissions with a centralised platform.
FAQs
Frequently asked questions
relaxAI API is currently in Alpha. To gain access, please . Once you've been granted access, you can use the relaxAI API by generating an API key in your account's security settings. Include this API key in the Authorisation header of your requests. For detailed instructions on integrating the relaxAI API, please refer to our full integration guide available here.
Still have more questions?
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