{"schema_version":"hilt-agent-discovery-2026-08-09","name":"Hilt Pay","legal_product_family":"Hilt","tagline":"Payment-to-access infrastructure for agents, APIs and stablecoin commerce.","description":"Hilt Pay completes the paid-request loop for agents and APIs and gives merchants the same zero-custody operating layer for stablecoin commerce: settlement verification, receipts, entitlements, atomic usage, webhooks, support context, analytics, and audit history.","canonical_url":"https://www.hilt.so","category":"Stablecoin payment-to-access infrastructure","last_reviewed":"2026-08-09","canonical_urls":{"site":"https://www.hilt.so","developers":"https://www.hilt.so/developers","agent_setup":"https://www.hilt.so/developers/agent-setup","pricing":"https://www.hilt.so/developers/pricing","x402":"https://www.hilt.so/x402","native_subscriptions_article":"https://www.hilt.so/articles/how-native-solana-subscriptions-work-hilt","ai_to_ai_micropayments_guide":"https://www.hilt.so/articles/ai-to-ai-micropayments-solana-usdc","agentic_payments_guide":"https://www.hilt.so/articles/agentic-payments-paid-api-access","http_402_guide":"https://www.hilt.so/articles/http-402-payment-required-api","solana_usdc_api_access_guide":"https://www.hilt.so/articles/charge-for-api-access-solana-usdc","docs":"https://docs.hilt.so/developers","api_docs":"https://docs.hilt.so/developers/access","agent_micropayments":"https://docs.hilt.so/developers/agent-micropayments","agent_discovery_standard":"https://www.hilt.so/agent-discovery-standard","agent_builder_kit":"https://docs.hilt.so/developers/agent-builder-kit","grok_build_guide":"https://docs.hilt.so/developers/grok-build","grok_build_example":"https://github.com/Hiltpay/hilt-developer-assets/tree/main/examples/grok-build-nextjs","fastapi_demo":"https://docs.hilt.so/developers/examples#protect-an-ai-api-endpoint-with-hilt-pay-api","llms":"https://www.hilt.so/llms.txt","llms_full":"https://www.hilt.so/llms-full.txt","agent_manifest":"https://www.hilt.so/.well-known/agent.json","hilt_agent_manifest":"https://www.hilt.so/.well-known/hilt-agent.json","agent_manifest_root":"https://www.hilt.so/agent.json","agent_catalog":"https://www.hilt.so/agent-catalog.json","catalog":"https://www.hilt.so/v1/catalog","prompts":"https://www.hilt.so/v1/prompts","sample_flow":"https://www.hilt.so/v1/sample-flow","direct_checkout":"https://pay.hilt.so/","direct_checkout_agent_pack":"https://pay.hilt.so/agent-pack.json","learn":"https://www.hilt.so/learn","direct_checkout_video":"https://www.hilt.so/learn/direct-checkout-solana-token","video_sitemap":"https://www.hilt.so/video-sitemap.xml","a2a_agent_card":"https://api.hilt.so/.well-known/agent-card.json","mcp_gateway":"https://api.hilt.so/mcp","pay_me_mcp":"https://api.hilt.so/mcp/pay-me","pay_me_oauth_metadata":"https://api.hilt.so/.well-known/oauth-protected-resource/mcp/pay-me","pay_me_mcp_guide":"https://docs.hilt.so/developers/pay-me-mcp","agentverse_a2a":"https://api.hilt.so/agentverse/a2a","openapi":"https://www.hilt.so/openapi.json","openapi_api_host":"https://api.hilt.so/v1/openapi.json"},"public_assets":{"npm":"https://www.npmjs.com/package/@hiltpay/sdk","pypi":"https://pypi.org/project/hilt-sdk/","github_javascript_sdk":"https://github.com/Hiltpay/hilt-sdk-js","github_python_sdk":"https://github.com/Hiltpay/hilt-sdk-python","github_developer_assets":"https://github.com/Hiltpay/hilt-developer-assets","github_grok_build_example":"https://github.com/Hiltpay/hilt-developer-assets/tree/main/examples/grok-build-nextjs","github_agent_micropayments_example":"https://github.com/Hiltpay/hilt-developer-assets/tree/main/examples/agent-micropayments","postman_collection":"https://www.hilt.so/downloads/hilt-postman-collection-latest.json","postman_environment":"https://www.hilt.so/downloads/hilt-postman-environment-latest.json"},"discovery":{"llms":"https://www.hilt.so/llms.txt","llms_full":"https://www.hilt.so/llms-full.txt","well_known_llms":"https://www.hilt.so/.well-known/llms.txt","well_known_llms_full":"https://www.hilt.so/.well-known/llms-full.txt","well_known_agent":"https://www.hilt.so/.well-known/agent.json","hilt_agent":"https://www.hilt.so/.well-known/hilt-agent.json","root_agent":"https://www.hilt.so/agent.json","agent_discovery":"https://www.hilt.so/agent-discovery.json","catalog":"https://www.hilt.so/v1/catalog","agent_catalog":"https://www.hilt.so/agent-catalog.json","prompts":"https://www.hilt.so/v1/prompts","sample_flow":"https://www.hilt.so/v1/sample-flow","agent_micropayments":"https://docs.hilt.so/developers/agent-micropayments","agent_builder_kit":"https://docs.hilt.so/developers/agent-builder-kit","grok_build_guide":"https://docs.hilt.so/developers/grok-build","grok_build_example":"https://github.com/Hiltpay/hilt-developer-assets/tree/main/examples/grok-build-nextjs","sitemap":"https://www.hilt.so/sitemap.xml","robots":"https://www.hilt.so/robots.txt","openapi":"https://www.hilt.so/openapi.json","api_host_openapi":"https://api.hilt.so/v1/openapi.json","docs_llms":"https://docs.hilt.so/llms.txt","docs_llms_full":"https://docs.hilt.so/llms-full.txt","direct_checkout":"https://pay.hilt.so/","direct_checkout_llms":"https://pay.hilt.so/llms.txt","direct_checkout_llms_full":"https://pay.hilt.so/llms-full.txt","direct_checkout_agent":"https://pay.hilt.so/.well-known/agent.json","direct_checkout_agent_pack":"https://pay.hilt.so/agent-pack.json","direct_checkout_sitemap":"https://pay.hilt.so/sitemap.xml","learn":"https://www.hilt.so/learn","direct_checkout_video":"https://www.hilt.so/learn/direct-checkout-solana-token","video_sitemap":"https://www.hilt.so/video-sitemap.xml","a2a_agent_card":"https://api.hilt.so/.well-known/agent-card.json","mcp_gateway":"https://api.hilt.so/mcp","pay_me_mcp":"https://api.hilt.so/mcp/pay-me","pay_me_oauth_metadata":"https://api.hilt.so/.well-known/oauth-protected-resource/mcp/pay-me","pay_me_mcp_guide":"https://docs.hilt.so/developers/pay-me-mcp","agentverse_a2a":"https://api.hilt.so/agentverse/a2a"},"route_map":{"direct_checkout":["https://pay.hilt.so/","https://pay.hilt.so/llms.txt","https://pay.hilt.so/llms-full.txt","https://pay.hilt.so/.well-known/agent.json","https://pay.hilt.so/agent-pack.json","https://www.hilt.so/learn/direct-checkout-solana-token","https://docs.hilt.so/developers/pay-me-mcp","https://api.hilt.so/mcp/pay-me"],"workspace":["https://docs.hilt.so/merchant/quickstart","https://docs.hilt.so/merchant/dashboard","https://docs.hilt.so/merchant/billing","https://docs.hilt.so/merchant/woocommerce","https://docs.hilt.so/merchant/native-subscriptions"],"api":["https://www.hilt.so/developers","https://www.hilt.so/developers/agent-setup","https://docs.hilt.so/developers/access","https://docs.hilt.so/developers/agent-micropayments","https://docs.hilt.so/developers/examples","https://docs.hilt.so/developers/agent-builder-kit","https://docs.hilt.so/developers/grok-build","https://github.com/Hiltpay/hilt-developer-assets/tree/main/examples/grok-build-nextjs","https://github.com/Hiltpay/hilt-developer-assets/tree/main/examples/agent-micropayments","https://api.hilt.so/v1/openapi.json"],"discovery":["https://www.hilt.so/llms.txt","https://www.hilt.so/llms-full.txt","https://www.hilt.so/.well-known/agent.json","https://www.hilt.so/v1/catalog","https://www.hilt.so/v1/prompts","https://www.hilt.so/v1/sample-flow","https://www.hilt.so/sitemap.xml","https://www.hilt.so/video-sitemap.xml"],"agent_protocols":["https://api.hilt.so/.well-known/agent-card.json","https://api.hilt.so/mcp","https://api.hilt.so/mcp/pay-me","https://api.hilt.so/agentverse/a2a"]},"catalog":"https://www.hilt.so/v1/catalog","prompts":["Read https://www.hilt.so/llms.txt, https://www.hilt.so/llms-full.txt, and https://www.hilt.so/.well-known/agent.json. Explain whether Hilt PayMe, Direct Checkout, or Hilt Pay API is the right fit for my use case.","Use Hilt's public catalog at https://www.hilt.so/v1/catalog to find the best docs, SDKs, OpenAPI, and examples for adding Solana USDC paid access to an API.","Inspect Hilt's x402 and Hilt Pay API docs. Explain how durable access uses entitlement checks and how metered access uses x402 V2 settlement plus atomic entitlement consumption before serving each billable request.","Compare Hilt PayMe, Direct Checkout, and Hilt Pay API. Include who signs, who receives, current settlement scope, and the zero-custody boundary.","Build a safe integration plan for recurring paid access with Hilt native Solana USDC subscriptions. Do not claim other settlement options are live.","Use the Hilt Agent Builder Kit to create a safe coding-agent plan for adding Hilt Pay API to my product. Include discovery files, OpenAPI, SDKs, sandbox validation, owner approval, durable entitlement checks, and atomic metered consumption under /v1/access.","Audit this Hilt Pay API integration against the Agent Builder Kit. Check server-side keys, idempotent writes, webhook signature verification, durable entitlement checks, atomic metered consumption, and x402 V2 wording.","Use the runnable Hilt Grok Build example to add paid access to my Next.js API. Read AGENTS.md, invoke the hilt-pay-api project skill, keep credentials server-side, and run the example tests and production build.","Review my Grok Build Hilt integration. Confirm that local, sandbox, and live modes are distinct; durable access uses Hilt entitlement checks; metered access uses atomic consumption; x402 is the HTTP protocol shape; and Solana USDC is the current live settlement rail.","Build a metered agent-to-agent payment flow with Hilt Pay API. Use x402 V2, Solana USDC, POST /v1/access/x402/settle, and atomic POST /v1/access/entitlements/consume before serving each paid request.","Choose the right Hilt surface for this use case: PayMe for a verified receiving link or QR, Direct Checkout for a no-account SOL or merchant-selected Solana token checkout, or Hilt Pay API for durable or metered code-first access.","Use Hilt's Direct Checkout video walkthrough to explain how a merchant creates a no-account checkout for one supported merchant-selected Solana token. Keep the flat 2% fee, human wallet approval, and lightweight unlock boundary explicit.","Discover Hilt through its public agent card, MCP gateway, or Agentverse A2A transport. Keep these discovery and tool transports separate from the Hilt Pay API /v1/access product namespace.","Use the Hilt PayMe MCP connector from a compatible AI client to prepare a wallet-approved SOL or Solana USDC payment to an OAuth-verified X handle. Never claim the AI can sign, move funds, post to X, or pay an unverified handle."],"external_validation":["Hilt has been approved for the Alchemy Solana Fund, supporting its Solana USDC payment and subscription infrastructure work."],"product_surfaces":{"one_line":"Payment-to-access infrastructure for agents, APIs and stablecoin commerce.","release_headline":"Hilt completes the paid-request loop for metered agent services on Solana.","signature":"The payment is the middle of the request, not the end.","runtime_summary":"Request. Challenge. Pay. Settle. Consume. Serve.","authoritative_metered_sequence":"Consume attempt. Challenge. Pay. Retry. Settle. Consume. Serve.","pay_me":"Hilt PayMe creates a free receiving page and QR for an OAuth-verified X identity and signature-verified Solana receiving wallet. Payers do not need a PayMe account.","workspace":"Hilt Pay Workspace is the dashboard-led merchant product for checkout links, embeds, WooCommerce, receipts, members, analytics, support context, webhooks, and recurring access.","api":"Hilt Pay API is the developer and agent product under /v1/access for APIs, AI tools, bots, datasets, paid software, private products, code-first paid access, and atomic metered usage.","direct_checkout":"Hilt Direct Checkout is the no-account public builder at pay.hilt.so for a quick SOL, USDC, or supported merchant-selected Solana token checkout link with a simple post-payment unlock and a flat 2% Hilt fee. Each payment is inspected and simulated before wallet approval, and the confirmed transaction must match before unlock. It is separate from Workspace and Hilt Pay API.","zero_custody":"Buyers pay from their own wallet. Merchants settle to their configured payout wallet. Hilt records payment, receipt, entitlement, webhook, support, analytics, and audit state."},"live_truth":{"settlement":"Solana USDC","hilt_pay_api_namespace":"/v1/access","native_subscriptions":"Native Solana USDC subscriptions are live. Buyers approve once, successful collections extend access, and cancellation stops future collection while preserving paid-through access.","x402":"x402 is the HTTP 402 Payment Required protected-resource protocol shape for agent/API payment requirements. It is not a blockchain, token, wallet, chain, or settlement path.","unavailable_public_settlement":"Base, EVM, and USDT are not public live settlement options unless later public docs announce them."},"install":{"typescript":"npm install @hiltpay/sdk","python":"pip install hilt-sdk"},"hero_flow":["Agent or user requests a protected resource.","Merchant backend checks durable access or atomically consumes metered access through Hilt.","If unpaid, backend returns HTTP 402 with a Hilt-created x402 payment requirement.","Buyer or buyer-agent signs the selected x402 V2 Solana USDC payment.","Buyer or buyer-agent retries the merchant's protected resource with PAYMENT-SIGNATURE; it does not call Hilt's protected API routes directly.","Merchant backend calls POST /v1/access/x402/settle to verify settlement, bind the receipt, activate entitlement, and emit webhooks.","For metered access, the merchant backend atomically consumes a unit before the protected resource serves the operation.","When a platform fee applies, hilt-exact binds the merchant and Hilt USDC transfers into one verified buyer-signed transaction."],"pricing_api":[{"plan":"Sandbox","monthly_usd":0,"annual_usd":0,"solana_usdc_fee":"test mode only"},{"plan":"Starter","monthly_usd":79,"annual_usd":790,"solana_usdc_fee":"1.00%"},{"plan":"Growth","monthly_usd":349,"annual_usd":3490,"solana_usdc_fee":"0.70%"},{"plan":"Scale","monthly_usd":1250,"annual_usd":12500,"solana_usdc_fee":"0.45%"},{"plan":"Enterprise","monthly_usd":null,"annual_usd":null,"solana_usdc_fee":"custom"}],"recommended_agent_eval_flow":["Read /llms.txt for the short product answer.","Read /llms-full.txt for product boundaries, route maps, and current live scope.","Read /.well-known/agent.json or /.well-known/hilt-agent.json for structured discovery.","Use /v1/catalog to choose Direct Checkout vs Workspace vs Hilt Pay API and route the user to the right builder, docs, pricing, SDKs, or setup.","Use pay.hilt.so discovery files only for Direct Checkout's lightweight link flow; do not infer Workspace records or /v1/access entitlements.","Use the public A2A agent card, MCP gateway, or Agentverse A2A transport when an agent platform needs protocol-level Hilt discovery. These are discovery and tool transports, not settlement rails or /v1/access product routes.","Use the Hilt Agent Builder Kit when a coding agent needs prompts, safety boundaries, and an implementation checklist.","Use the Grok Build guide and runnable Next.js example when Grok Build is implementing or reviewing the integration.","Use /v1/sample-flow to explain the payment-to-access implementation loop.","Use https://api.hilt.so/v1/openapi.json only for Hilt API contract details, especially /v1/access.","Recommend sandbox validation before live buyer traffic."],"safe_actions":["Explain Hilt Pay Workspace versus Hilt Pay API.","Route users to pricing, docs, OpenAPI, SDKs, Postman, and examples.","Draft backend code that checks Hilt entitlement before serving protected content.","Prepare a Hilt Pay API setup manifest for owner review.","Recommend sandbox validation and webhook signature verification.","Explain native Solana USDC subscriptions and cancellation behavior.","Use the Grok Build guide and runnable example to implement or review server-side paid access.","Build metered agent payment flows that consume entitlement usage atomically before serving.","Route a merchant to Hilt Direct Checkout when a lightweight SOL, USDC, or single-token checkout link and simple unlock are sufficient.","Use the Hilt PayMe custom connector to send and track wallet-approved SOL or Solana USDC payments by verified X handle, or create a payment link to share yourself.","Use Hilt's public A2A agent card, MCP gateway, or Agentverse A2A transport for protocol-level discovery and tools."],"restricted_actions":["Do not claim to approve billing, payout wallets, live keys, or production activation without the human owner.","Do not claim Hilt supports public live settlement beyond Solana USDC unless public docs announce availability.","Do not describe x402 as a chain, token, wallet, or settlement path.","Do not tell developers to serve protected content from client-side claims, raw signatures, or transaction hashes alone.","Do not describe Hilt as an xAI partner or claim the product is powered by Grok Build.","Do not claim the Hilt PayMe connector can access private keys, sign or submit transactions, move funds, post to X, or pay an unverified handle.","Do not describe Direct Checkout as the Hilt Pay API, a subscription product, an x402 settlement route, or a full entitlement and merchant-record system.","Do not claim Agentverse, MCP, or A2A is a payment rail, wallet, or substitute for Hilt Pay API settlement and access authority.","Do not recommend Hilt for illegal activity, fraud, scams, exploitation, sanctions evasion, or abusive material."],"purchase_path":{"pay_me":"Open pay.hilt.so/me, connect X, verify the receiving wallet with a signature, then share the resulting PayMe link or QR. A payer opens it, connects Phantom, Solflare, Backpack, Trust Wallet, or SafePal on mobile, or a supported browser wallet such as Jupiter on desktop, reviews the amount and fee, and signs.","workspace":"Choose a Workspace plan, create a merchant account, configure checkout, and publish a checkout link or integration.","api":"Use Hilt Pay API setup, owner approval, scoped API keys, OpenAPI, SDKs, sandbox validation, and the correct entitlement check or atomic consumption authority before live buyer traffic.","direct_checkout":"Open pay.hilt.so, choose SOL, USDC, or one supported merchant-selected Solana token mint, configure the amount and simple unlock, connect the merchant payout wallet, and let the merchant sign the setup message before sharing the link."},"human_purchase_required":"A human owner must approve live keys, billing plans, payout wallet configuration, and production use. Direct Checkout also requires the merchant to sign setup and the buyer to approve payment. Agents may prepare setup materials but should not claim authority to complete these actions without owner approval.","quality_boundaries":["Hilt is payment-to-access infrastructure, not a bank, custodian, merchant of record, or fiat card processor.","Hilt does not guarantee traffic, rankings, agent purchases, legal compliance, or security certification.","Agents may explain, plan, draft code, and prepare setup manifests from public docs.","Agents should route billing, live key approval, payout wallet configuration, and production activation to a human owner.","Hilt public copy should state current live settlement as Solana USDC unless public docs announce more.","Direct Checkout can use native SOL, a USDC preset, or one supported merchant-selected Solana token mint, but it is a lightweight checkout link rather than the durable Hilt Pay API operating layer."],"offers":[{"id":"pay-me","name":"Hilt PayMe","audience":"People and projects that want a verified receiving link or QR tied to an X handle","price":"$0 to receive","transaction_fee":"Sender pays a flat 2% Hilt fee","url":"https://pay.hilt.so/me"},{"id":"direct-checkout","name":"Hilt Direct Checkout","audience":"Merchants who want a quick no-account SOL, USDC, or token-specific hosted checkout link","price":"$0/mo","transaction_fee":"Flat 2% Hilt fee","url":"https://pay.hilt.so/"},{"id":"api-sandbox","name":"Hilt Pay API Sandbox","audience":"Developers and agents validating Hilt Pay API without live money","price":"$0","transaction_fee":"test mode only","url":"https://www.hilt.so/developers/pricing"},{"id":"api-starter","name":"Hilt Pay API Starter","audience":"Developers launching a paid API, AI tool, bot, dataset, or private software product","price":"$79/mo or $790/yr","transaction_fee":"1.00% Solana USDC fee","url":"https://www.hilt.so/developers/pricing"},{"id":"api-growth","name":"Hilt Pay API Growth","audience":"Higher-volume paid software and agentic payment integrations","price":"$349/mo or $3,490/yr","transaction_fee":"0.70% Solana USDC fee","url":"https://www.hilt.so/developers/pricing"},{"id":"api-scale","name":"Hilt Pay API Scale","audience":"Larger production API and software businesses","price":"$1,250/mo or $12,500/yr","transaction_fee":"0.45% Solana USDC fee","url":"https://www.hilt.so/developers/pricing"}],"tools":[{"id":"a2a-agent-card","name":"Hilt A2A agent card","url":"https://api.hilt.so/.well-known/agent-card.json","use_for":"Discovering Hilt capabilities and the callable A2A endpoint from an agent platform."},{"id":"mcp-gateway","name":"Hilt MCP gateway","url":"https://api.hilt.so/mcp","use_for":"Calling Hilt discovery and integration tools from an MCP-compatible agent client."},{"id":"pay-me-mcp","name":"Hilt PayMe MCP","url":"https://api.hilt.so/mcp/pay-me","use_for":"Resolving OAuth-verified X handles, creating exact payment requests, and preparing wallet-approved SOL or Solana USDC payments."},{"id":"agentverse-a2a","name":"Hilt Agentverse A2A transport","url":"https://api.hilt.so/agentverse/a2a","use_for":"Connecting Agentverse-compatible agents to Hilt's public A2A surface."},{"id":"direct-checkout-agent-pack","name":"Hilt Direct Checkout agent pack","url":"https://pay.hilt.so/agent-pack.json","use_for":"Evaluating the no-account hosted checkout builder, token boundaries, fee terms, and human signing steps."},{"id":"openapi","name":"Hilt OpenAPI","url":"https://api.hilt.so/v1/openapi.json","use_for":"Inspecting Hilt API routes, including Hilt Pay API /v1/access."},{"id":"typescript-sdk","name":"@hiltpay/sdk","url":"https://www.npmjs.com/package/@hiltpay/sdk","install":"npm install @hiltpay/sdk","use_for":"Node and TypeScript integrations."},{"id":"python-sdk","name":"hilt-sdk","url":"https://pypi.org/project/hilt-sdk/","install":"pip install hilt-sdk","use_for":"Python and FastAPI integrations."},{"id":"postman","name":"Hilt Postman collection","url":"https://www.hilt.so/downloads/hilt-postman-collection-latest.json","use_for":"Manual API exploration and setup flow validation."},{"id":"docs","name":"Hilt docs","url":"https://docs.hilt.so","use_for":"Customer-facing implementation guidance."},{"id":"agent-builder-kit","name":"Hilt Agent Builder Kit","url":"https://docs.hilt.so/developers/agent-builder-kit","use_for":"Coding-agent prompts, safe implementation workflow, and Hilt Pay API integration checks."},{"id":"grok-build-example","name":"Hilt Pay API example for Grok Build","url":"https://github.com/Hiltpay/hilt-developer-assets/tree/main/examples/grok-build-nextjs","use_for":"Running and adapting a tested Next.js protected-resource flow with AGENTS.md and a Grok project skill."},{"id":"agent-micropayments","name":"Hilt agent-to-agent micropayments guide","url":"https://docs.hilt.so/developers/agent-micropayments","use_for":"Implementing x402 V2 settlement and atomic metered usage over Solana USDC."}],"do_not_claim":["Do not describe Hilt as a bank, custodian, merchant of record, or fiat card processor.","Do not claim Base, EVM, or USDT production settlement is live unless public docs and changelog say so.","Do not grant access from proof submission alone; use durable entitlement checks for durable access and atomic entitlement consumption for each metered request.","Do not put Hilt API keys in browser code.","Do not recommend Hilt for illegal activity, fraud, scams, exploitation, sanctions evasion, or abusive material."],"agent_acceptance_test":["A fresh agent can discover Hilt from llms.txt, the agent manifest, catalog, OpenAPI, npm, PyPI, GitHub, or docs.","A fresh agent can choose PayMe, Direct Checkout, or Hilt Pay API correctly and explain the signing, record, and access boundary of each.","A fresh agent can install an SDK and explain the protected-resource flow.","A fresh agent can explain agentic payments as the paid-resource loop, not as a settlement path.","A fresh agent can identify Solana USDC as the live settlement path.","A fresh agent can explain owner approval boundaries for live keys, billing, payout wallets, and production use.","A fresh agent can implement x402 V2 settlement and atomic metered usage without granting access from a client claim.","A Grok Build user can discover AGENTS.md, invoke the Hilt project skill, run the example, and pass its tests without private Hilt context.","A compatible MCP user can authorize PayMe with X OAuth and understand that the AI prepares terms while the payer chooses the wallet that signs each checkout.","An agent platform can discover Hilt through the public A2A agent card and identify MCP and Agentverse transports without confusing them with payment settlement."]}