{"opportunitySpacesMenu":{"title":"Trust Everything, Everywhere","subTitle":"Opportunity space","exploreText":"Explore this space","image":{"src":"/media/niopp1sz/untitled-design-1.png?rmode=pad&format=webp&quality=100","alt":"Untitled Design (1)"},"imageMobile":{"src":"/media/v5xh02m1/untitled-214-x-616-px.png?rmode=pad&format=webp&quality=100","alt":"Untitled (214 X 616 Px) (1)"},"backLink":{"isActive":false,"text":"Back to Opportunity spaces","href":"/opportunity-spaces","title":"Back to Opportunity spaces"},"signUpLink":{"isActive":false,"text":"Sign up for updates","href":"/sign-up-for-updates-qa","title":""},"items":[{"title":"Overview","link":{"isActive":false,"text":"Trust Everything, Everywhere","href":"/opportunity-spaces/trust-everything-everywhere","title":"Trust Everything, Everywhere"}},{"title":"Discovery projects","link":{"isActive":false,"text":"Discovery projects","href":"/opportunity-spaces/trust-everything-everywhere/discovery-projects","title":"Discovery projects"},"children":[]},{"title":"Programme: Scaling Trust","link":{"isActive":false,"text":"Programme: Scaling Trust","href":"/opportunity-spaces/trust-everything-everywhere/scaling-trust","title":"Programme: Scaling Trust"},"children":[{"title":"Arena","link":{"isActive":true,"text":"Arena","href":"/opportunity-spaces/trust-everything-everywhere/scaling-trust/arena","title":"Arena"}}]}],"activeBackgroundColor":"#c7e9fb"},"modules":[{"type":"header","title":"Scaling Trust","text":"Backed by nearly £50m, this programme sits within the Trust Everything, Everywhere opportunity space and seeks to create the capability for AI agents to securely coordinate, negotiate, and verify with one another on our behalf.","colour1":"Purple","colour2":"Blue","breadcrumb":[{"isActive":false,"text":"Home","href":"/home","title":""},{"isActive":false,"text":"Opportunity spaces","href":"/opportunity-spaces","title":""},{"isActive":false,"text":"Trust Everything, Everywhere","href":"/opportunity-spaces/trust-everything-everywhere","title":""},{"isActive":false,"text":"Scaling Trust","href":"/opportunity-spaces/trust-everything-everywhere/scaling-trust","title":""},{"isActive":true,"text":"Arena","href":"/opportunity-spaces/trust-everything-everywhere/scaling-trust/arena","title":""}],"noBottomMargin":false,"hideGradient":false},{"type":"rich-text-content","text":"<p><span class=\"h5\">Arena</span></p>\n<p>At the heart of the programme will be the Scaling Trust Arena: a platform for open competitions designed to test AI systems’ capabilities in multi-agent coordination across digital and physical worlds, with a multi-million pound prize pool for the strongest teams.</p>\n<p>By carefully designing this live adversarial environment and the challenges deployed within it, we plan to both measure the state of the art in multi-agent security capabilities and failure modes, and to exert pressure for secure agentic interactions to emerge.</p>\n<p><br><span class=\"h6\">Help build the Arena</span></p>\n<p><span class=\"h7\">The request for proposals is now closed.</span></p>\n<p>We are looking for a partner to co-design, build and maintain the Arena, which we plan to launch in Q3 2026.</p>\n<p>Acting as an extension of the Scaling Trust programme team, this partner will be capable of operating at pace, to deliver a robust, modular testing ground that can move from prototype to public operation over the course of the programme.</p>\n<p>Beyond providing core engineering capacity, the ideal partner will help shape the Arena’s fundamental mechanisms including challenge design, scoring systems and community interfaces, whilst ensuring the platform remains secure, observable and accessible to a global community of participants.</p>\n<p>The Arena is intended to be a central interface across the wider Scaling Trust programme. We expect the Arena partner to engage with grantees from other tracks in order to help integrate their work into the Arena.</p>\n<p><br><span class=\"h6\">Key information:</span></p>\n<p>Contract length: one year with potential to renew for up to three years (the duration of the programme)<br>Contract value: up to £10m</p>\n<p><br><span class=\"h6\">Application timeline:</span></p>\n<p>Following the submission of initial two-page proposals, the Programme Team will contact shortlisted applicants between 15 and 30 April 2026 to discuss their ideas. Where appropriate, applicants will then be invited to submit a more detailed proposal.</p>\n<p>Read the full details in the request for proposals.</p>","mediumLayout":false,"fullWidth":false},{"type":"download","title":"Resources","columns":[{"header":"","links":[{"type":"file","text":"Request for proposals [PDF - 1.12Mb]","href":"/media/fxkjyyyq/2-aria-managing-our-climate-and-weather-through-responsible-engineering-v10-1.pdf","fileExtension":"PDF","fileSize":"1.12Mb","target":"_blank"},{"isActive":false,"text":"Accessibility support","href":"/funding-opportunities/accessibility-support","title":""}]}]},{"type":"standout-copy","title":"Clarification questions","text":"<p>Ahead of submitting your application, we encourage you to look at our funding resources. If you have any questions, please submit them to clarifications@aria.org.uk. We’ll update this page regularly with questions and answers.</p>\n<p><em>NB: clarification questions should be submitted no later than 4 days prior to the relevant deadline date – questions received after this date will not be reviewed.</em></p>","link":null,"color":"ccbbed","isWhiteText":false,"fullWidth":false}],"scriptsAtTop":"<!-- Start cookieyes banner --> <script id=\"cookieyes\" type=\"text/javascript\" src=\"https://cdn-cookieyes.com/client_data/eae9957b4a0acd8b0ca247e2/script.js\"></script> <!-- End cookieyes banner -->\n\n<!-- Google tag (gtag.js) -->\n<script async src=\"https://www.googletagmanager.com/gtag/js?id=G-QB5LXNMKJN\"></script>\n<script>\n  window.dataLayer = window.dataLayer || [];\n  function gtag(){dataLayer.push(arguments);}\n  gtag('js', new Date());\n\n  gtag('config', 'G-QB5LXNMKJN');\n</script>\n\n<style>\n.biography-swiper,\n.team-cards {\n    margin-bottom: 60px;\n}\n.quick-link__label {\ndisplay: none;\n}\n.site-footer__logo img {\n filter: 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