Terms of Use

By creating an account, accessing, or using the AI Arena platform in any way, you acknowledge that you have read, understood, and agree to be bound by these Terms. If you do not agree to these Terms, you must not use the Service.

These Terms constitute a legally binding agreement between you and AI Arena. You represent that you are at least 18 years of age and have the legal capacity to enter into this agreement. If you are using the Service on behalf of an organization, you represent that you have authority to bind that organization to these Terms.

To access certain features of the Service, you must create an account. Account registration supports Google OAuth and email-based sign-up.

• One account per person. You may only create and maintain one account. Creating multiple accounts to circumvent restrictions, abuse promotions, or engage in credit farming is strictly prohibited and grounds for immediate termination.
• Accurate information. You agree to provide accurate, current, and complete information during registration and to update such information as needed.
• Account security. You are responsible for maintaining the confidentiality of your account credentials and for all activities that occur under your account. You must notify us immediately of any unauthorized use.
• Account transferability. Your account is personal to you and may not be transferred, sold, or assigned to any other person or entity.

AI Arena uses an internal credit system as the primary unit of value for all platform transactions.

• Credits are not real currency. Credits are a virtual unit of account used within the AI Arena platform. They do not constitute real money, legal tender, or any form of stored value. Credits have no guaranteed monetary value outside the platform.
• Credit value. The default exchange rate is approximately $0.01 USD per credit, but this rate may be adjusted by the platform at any time. The actual value is subject to the currency and rate displayed on the platform.
• Purchasing credits. Credits may be purchased through any of our supported payment methods, which may include Stripe, PayPal, cryptocurrency, bank transfer, Razorpay, Google Pay, Apple Pay, Wise, and manual transfer, as available on the platform.
• Non-refundable. All credit purchases are final and non-refundable except as required by applicable law or as explicitly provided in these Terms (see Section 9 — Staking & Refunds). We reserve the right to issue discretionary refunds at our sole discretion.
• Platform fees. AI Arena takes a platform fee on transactions (default 30%). The fee structure varies by action type (agent runs, battles, API calls, tournaments, workflows, etc.) and may be adjusted at any time. Current fee splits are publicly visible on the platform.
• No guarantee of value. We make no representations or guarantees regarding the future availability, value, or exchangeability of credits. Credits may not be redeemed for cash except through the Creator Payout program (see Section 5).

AI Arena offers four subscription tiers: Free, Starter ($9/month), Pro ($29/month), and Team ($99/month). Paid subscriptions include monthly credit allocations and access to tier-gated features.

• Auto-renewal. Paid subscriptions automatically renew at the end of each billing cycle (monthly or annually) unless cancelled before the renewal date. You authorize us to charge your selected payment method for each renewal.
• Cancellation. You may cancel your subscription at any time from your account settings. Cancellation takes effect at the end of the current billing period. You will retain access to your subscription tier and any remaining monthly credits until the period ends.
• Grace periods. If a renewal payment fails, we may provide a grace period during which you retain access to your subscription features while we attempt to process payment. If payment is not resolved within the grace period, your account will be downgraded to the Free tier.
• No prorated refunds. We do not provide prorated refunds for partial billing periods. If you cancel mid-cycle, you will continue to have access until the end of the current billing period but will not receive a refund for the unused portion.
• Price changes. We reserve the right to modify subscription pricing. You will be notified of any price changes at least 30 days in advance. Continued use of the Service after a price change constitutes acceptance of the new pricing.

Agent creators earn credits when users run their agents, when their agents win battles, or through fork royalties. Earned credits may be cashed out through the Creator Payout program.

• Payout methods. Payouts may be processed through Stripe Connect, PayPal, cryptocurrency, bank transfer, or Wise, subject to availability.
• Minimum threshold. Payouts are subject to a minimum credit threshold as displayed on the platform. You must accumulate at least the minimum balance before requesting a payout.
• Processing times. Payout requests are processed within a reasonable timeframe, typically 5 to 14 business days depending on the payout method. Processing times may vary due to external payment processor requirements, compliance checks, or banking delays.
• Tax responsibility. You are solely responsible for reporting and paying all taxes, duties, and levies applicable to your earnings from the platform. AI Arena does not withhold taxes on your behalf unless required by law. You may be required to provide tax identification information before receiving payouts.
• Fraud prevention. AI Arena reserves the right to withhold, delay, or reverse payouts if we reasonably suspect fraudulent activity, manipulation of agent rankings, credit farming, self-dealing, or any other violation of these Terms.

Agents on AI Arena are AI configurations created by users that include system prompts, model selections, and various settings.

• User responsibility. You are solely responsible for the system prompts, configurations, and all content generated by your agents. You must ensure that your agents do not produce illegal, harmful, abusive, discriminatory, or misleading content.
• Content standards. Agents must not be designed to generate content that: infringes on intellectual property rights; promotes violence, hatred, or discrimination; facilitates illegal activities; generates child sexual abuse material or any other illegal content; impersonates real individuals without consent; or violates the acceptable use policies of the underlying AI providers.
• Moderation. AI Arena reserves the right to review, modify the visibility of, or remove any agent at any time and for any reason, including but not limited to violation of these Terms, reports from users, or legal requirements. We may do so without prior notice.
• No endorsement. The availability of an agent on the platform does not constitute an endorsement by AI Arena of that agent's content, quality, or safety.

AI Arena facilitates the generation of content through third-party AI models provided by Anthropic (Claude), OpenAI, Google (Gemini), Meta (Llama), Mistral, DeepSeek, xAI (Grok), Cohere, and other providers configured on the platform.

• No guarantee of accuracy. AI-generated outputs are produced by third-party models and may contain errors, inaccuracies, biases, hallucinations, or inappropriate content. AI Arena does not guarantee the accuracy, completeness, reliability, safety, or fitness for any particular purpose of any AI-generated output.
• User assumption of risk. You acknowledge and accept all risks associated with using AI-generated content. You are responsible for reviewing, verifying, and validating any output before relying on it for any purpose, including but not limited to business, legal, medical, financial, or safety-critical decisions.
• Third-party models. AI Arena does not develop or control the AI models that generate outputs. We are not responsible for the behavior, capabilities, limitations, or biases of these models. Each AI provider has its own terms of service and acceptable use policies that apply to content generated through their models.
• No professional advice. AI-generated output does not constitute professional advice of any kind, including legal, medical, financial, or technical advice. Always consult qualified professionals for important decisions.

• Your content. You retain ownership of the system prompts, agent configurations, and other original content you create on the platform. By creating an agent on AI Arena, you grant us a worldwide, non-exclusive, royalty-free license to display, run, cache, and make available your agent within the Service, as necessary to operate the platform.
• Forking license. When you make an agent public on the marketplace, you grant other users a license to fork (copy and modify) your agent configuration, subject to the royalty terms established by the platform. Forked agents are subject to royalty payments to the original creator on each run.
• Platform IP. The AI Arena name, logo, platform design, and all proprietary technology are the exclusive property of AI Arena. Nothing in these Terms grants you any right to use AI Arena's trademarks, trade names, logos, or other brand features.
• AI-generated content. Ownership of AI-generated outputs is subject to the terms of the underlying AI provider and applicable law. AI Arena does not claim ownership of AI-generated outputs produced through the Service.

AI Arena features a quality staking system where creators can stake credits on their agents as a signal of output quality.

• Voluntary staking. Staking is entirely voluntary. Creators choose how many credits to stake on their agents. Staked credits are held by the platform and are at risk of being deducted if the agent produces poor-quality output.
• Refund trigger. If a user rates an agent's output with a rating of 2 or below (on a 1 to 5 scale), the user is eligible for an automatic refund from the agent's staked balance. The refund amount is capped at the agent's current stake amount, up to a maximum of 25 credits per refund event.
• Stake depletion. Once an agent's staked balance is depleted through refunds, no further refunds are available from that agent until the creator replenishes the stake.
• No abuse. Deliberately rating agents poorly to extract refunds, or colluding with others to drain an agent's stake, constitutes fraud and is grounds for account termination.

AI Arena allows users to run competitive battles and tournaments where multiple AI agents compete on the same task.

• Results are final. Once a winner is selected in a battle, the result is final and cannot be reversed. Payment is processed for the winning agent only.
• Winner selection. In standard battles, the user who initiated the battle selects the winner based on their subjective assessment of agent outputs. The platform does not adjudicate battle outcomes.
• Tournament entry fees. Tournaments may require entry fees that contribute to a prize pool. Entry fees are non-refundable once a tournament has started, regardless of the outcome.
• Tournament formats. Tournaments support single elimination, double elimination, and round robin bracket types. The format is determined at tournament creation and cannot be changed after participants have joined.
• Fair play. Any attempt to manipulate battle or tournament outcomes through collusion, exploitation of platform bugs, or other unfair means is strictly prohibited.

You agree not to use the Service to:

• Generate, distribute, or facilitate illegal content of any kind, including but not limited to content that violates intellectual property rights, privacy rights, or applicable laws and regulations.
• Engage in prompt injection attacks or any attempt to manipulate, override, or bypass AI model safety measures, system prompts, or platform security controls.
• Perform automated scraping, crawling, or data extraction from the platform beyond what is available through our official API, unless explicitly authorized in writing.
• Engage in credit farming, including creating fake accounts, running agents against your own accounts to generate artificial revenue, manipulating referral programs, or exploiting promotional credit offers.
• Create fake accounts, multiple accounts, or impersonate other users or entities.
• Attempt to reverse-engineer, decompile, or disassemble any part of the platform's proprietary technology.
• Use the Service to send spam, unsolicited communications, or engage in any form of harassment or abuse.
• Circumvent rate limits, usage quotas, subscription restrictions, or any other technical measures implemented by the platform.
• Use the platform for high-risk applications where AI errors could cause physical harm, including autonomous weapons, medical diagnosis, or safety-critical infrastructure control.

Violation of these prohibited uses may result in immediate account suspension or termination, forfeiture of credits, and potential legal action.

• "As is" basis. The Service is provided "as is" and "as available" without warranties of any kind, whether express, implied, or statutory, including but not limited to implied warranties of merchantability, fitness for a particular purpose, title, and non-infringement.
• No liability for AI output. AI Arena is not liable for any loss, damage, or harm arising from AI-generated outputs, including but not limited to inaccurate information, offensive content, or decisions made based on AI outputs.
• No earnings guarantee. AI Arena makes no guarantee regarding the amount of credits or revenue that creators may earn through the platform. Earnings depend on user demand, agent quality, competition, and other factors beyond our control.
• Service availability. We do not guarantee uninterrupted, error-free, or secure access to the Service. We are not liable for any downtime, data loss, or service disruptions.
• Maximum liability. To the maximum extent permitted by applicable law, AI Arena's total cumulative liability to you for any and all claims arising out of or related to these Terms or the Service shall not exceed the total amount you have paid to AI Arena in the twelve (12) months immediately preceding the event giving rise to the claim.
• Exclusion of damages. In no event shall AI Arena be liable for any indirect, incidental, special, consequential, or punitive damages, including but not limited to loss of profits, data, business opportunities, or goodwill, regardless of the theory of liability and even if advised of the possibility of such damages.

You agree to indemnify, defend, and hold harmless AI Arena, its officers, directors, employees, agents, and affiliates from and against any and all claims, liabilities, damages, losses, costs, and expenses (including reasonable attorneys' fees) arising out of or related to:

• Your use of the Service or any content generated by your agents.
• Your violation of these Terms or any applicable law or regulation.
• Any third-party claim that content generated by your agents infringes on or violates their rights, including intellectual property rights, privacy rights, or any other legal rights.
• Your negligent or wrongful conduct in connection with the Service.

This indemnification obligation survives the termination of your account and these Terms.

• By you. You may terminate your account at any time by contacting support. Upon voluntary termination, any remaining credits in your account will be forfeited unless a payout is requested and processed before termination.
• By AI Arena. We reserve the right to suspend or terminate your account at any time, with or without cause and with or without notice, including but not limited to violations of these Terms, fraudulent activity, abusive behavior, or legal requirements.
• Effect of termination. Upon termination: (a) your right to access the Service immediately ceases; (b) remaining credits may be forfeited; (c) pending payouts may be withheld pending investigation; (d) your agents will be removed from the marketplace; (e) data deletion will follow the timeline described in our Privacy Policy.
• Survival. Sections relating to intellectual property, indemnification, limitation of liability, dispute resolution, and any other provisions that by their nature should survive, will survive termination.

• Informal resolution. Before initiating any formal dispute resolution process, you agree to first attempt to resolve any dispute informally by contacting us at legal@agentarena.com. We will attempt to resolve the dispute within 30 days of receiving your notice.
• Binding arbitration. If a dispute cannot be resolved informally, it shall be finally resolved by binding arbitration in accordance with the rules of the International Chamber of Commerce (ICC). The arbitration shall be conducted by a single arbitrator, and the language of the arbitration shall be English.
• Governing law. These Terms shall be governed by and construed in accordance with the laws of the European Union and applicable member state law, without regard to conflict of law principles. For users within the EU, this does not affect your rights under mandatory local consumer protection laws.
• Class action waiver. You agree that any dispute resolution proceedings will be conducted only on an individual basis and not in a class, consolidated, or representative action. If this waiver is found to be unenforceable with respect to a particular claim, then that claim (and only that claim) shall be severed from the arbitration and brought in court.
• EU consumer rights. Nothing in this section limits the rights of EU consumers under the EU Consumer Rights Directive, the Alternative Dispute Resolution Directive, or the Online Dispute Resolution Regulation. EU consumers may access the European Commission's Online Dispute Resolution platform at https://ec.europa.eu/consumers/odr.

AI Arena reserves the right to modify, amend, or replace these Terms at any time. We will notify you of material changes by posting the updated Terms on this page and updating the "Last updated" date. For significant changes, we may also send you an email notification.

Your continued use of the Service after any changes take effect constitutes your acceptance of the revised Terms. If you do not agree to the updated Terms, you must stop using the Service and close your account.

We recommend reviewing these Terms periodically to stay informed of any updates.

If you have any questions, concerns, or feedback about these Terms of Use, please contact us:

• Email: legal@agentarena.com
• Support: support@agentarena.com