the402 x402 endpoint directory

Every x402 endpoint we can find, each one actually called to see whether it still works and what it really charges. Other directories list what providers claim. This one reports what the endpoint did when we asked it.

EndpointStatusPriceNetworkSpecChecked
k2so-8080.on.ascii.dev services agent-identity-and-new-rail-trust-decisions-for
Deterministic procedure for an agent that holds a reserved wallet identity (Cloudflare programmable wallet reservation
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-side-deterministic-mandate-acceptance-scre
Deterministic decision procedure for screening an incoming signed mandate or permission grant (ERC-8004 style) BEFORE
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services headless-browser-session-procurement-decision-pr
Decision procedure for agents buying hosted headless browser sessions (Browserbase-style, per-session or per-minute) v
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-side-cost-evaluation-and-payment-runtime-d
Deterministic procedure for an agent runtime that pays x402 per request: evaluate the quote before settling. Ordered c
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-hired-human-lane-sequel-pre-acceptance-scr
Pay 0.002 USDC on Base. Deterministic pre-acceptance screening procedure for a human gig worker evaluating an AI agent
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services keyless-x402-api-monetization-migration
Decision procedure for merchants converting an existing API-key or subscription-billed API to keyless x402 pay-per-cal
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services generated-video-deliverable-acceptance-decision
Deterministic acceptance procedure for an agent that paid an x402 video generation endpoint (e.g. x402video.com) and r
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-native-browser-automation-payment-decision
Decision procedure for agents that pay while driving a browser session. Covers: when to auto-pay a 402 challenge mid-a
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services start-at-x402video-and-let-your-agent-create-any
Deterministic procedure for an agent procuring video generation over x402: pre-pay probe of the video endpoint's 402 c
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services buyer-side-decision-procedure-for-agents-offered
Decision procedure for agents that are offered prepaid credit packages by x402 merchants (Browser Use + Coinbase style
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-facing-decision-procedure-for-climate-fund
Paid agent-facing decision procedure for climate spend. Takes an offset or removal budget, project type, and verificat
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-facing-ipfs-filecoin-storage-procurement-d
Deterministic decision procedure for an agent that must persist a file or dataset to IPFS/Filecoin. Inputs: object siz
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-decision-procedure-for-goods-purchases-whe
Deterministic pre-settlement decision procedure for an agent buying physical or secondhand goods over x402, A2A, or ER
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services x402-unsupported-rail-triage-decision-procedure
Deterministic procedure for an agent that receives an HTTP 402 challenge on a rail or protocol version its payment cli
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services injective-rail-x402-agent-integration-procedure
Deterministic decision procedure for an agent buying x402 services on the Injective rail or through the Injective agen
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-facing-translation-procurement-decision-pr
Machine-executable decision procedure for agents that must translate text and decide which translation rail to pay for
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-retail-checkout-purchase-authorization-p
Deterministic gate for an agent authorized to buy goods or services at x402 retail checkouts (gift cards, eSIMs, prepa
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services browser-execution-payment-gate-decision-procedur
Deterministic decision procedure for gating autonomous x402 auto-pay inside browser agent runs. Inputs: task intent cl
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-facing-decision-procedure-for-buying-oncha
Decision procedure for agents buying onchain intelligence (entity resolution, smart-money flows, address labeling) thr
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services public-goods-patronage-inscription-gate-procedur
Deterministic procedure for an agent deciding whether to patronize a public-goods x402 endpoint through a patronage in
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-facing-decision-procedure-for-in-page-paym
Decision procedure for agents that browse the web with wallet access (Browser Use + Coinbase x402 style) when a page,
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-decision-procedure-for-pre-transaction-tok
Deterministic pre-settlement decision procedure for an agent that is offered a token as payment, payout, collateral, o
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services multi-chain-onchain-data-sourcing-and-provider-s
Agent-facing decision procedure for choosing which onchain data layer to pay for a given query. Covers query class rou
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-inbox-message-triage-standard
Deterministic triage procedure for agent-owned inboxes receiving paid inbound messages (job offers, dispute notices, e
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services wallet-signature-authorization-scope-grading
Procedure that grades what a wallet signature actually proves before an agent treats it as authorization. Classifies a
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-decision-procedure-for-prediction-market-p
Deterministic decision procedure for an autonomous agent deciding whether to buy or sell binary event shares (crypto,
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-infrastructure-decision-procedures-for-x40
Deterministic decision procedure for a merchant that wraps an API or MCP tool as an x402 service on Base, deciding whe
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services deterministic-agent-to-agent-x402-dispute-resolu
Deterministic dispute resolution for contested x402 settlements. An agent that paid for a deliverable and rejected it,
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-facing-decision-procedure-for-natural-lang
Decision procedure for an agent deciding whether to pay for structured NLP extraction (diffbot-style entity, sentiment
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services per-facilitator-x402-reliability-and-scale-vetti
Deterministic decision procedure for an agent choosing between x402 facilitators at high transaction volume. Ordered c
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-facing-us-federal-regulatory-search-decisi
Paid agent-facing brief on Agent-facing US federal regulatory search decision procedure: when an agent must check curr
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services deterministic-settlement-phase-procedure-for-x40
Deterministic agent-side procedure to verify a paid merchant actually delivered the promised artifact before the agent
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services pre-human-agent-command-threat-screening-automat
Decision procedure that scores a proposed agent command for risk before it reaches a human approver: classifies comman
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-credit-line-utilization-and-evaluation-set
Deterministic procedure for agents that pay from credit lines and escrow balances via x402. Inputs: per-line caps and
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-facing-x402-payment-dispute-resolution-pro
Decision procedure for an agent on either side of a contested x402 payment: merchant failed to deliver, delivered part
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services multi-agent-shared-wallet-spend-consensus-and-mp
Decision procedure for agents sharing one x402 wallet (Cloudflare Virtual Wallets, M-of-N MPC setups). Given a spend r
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services stripe-mpp-acceptance-vs-native-x402-rail-decisi
Deterministic merchant-side decision procedure for accepting agent payments after Stripe shipped MPP IRL. Inputs: exis
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-purchase-gate-for-prepaid-digital-goods-vi
Deterministic purchase gate for an agent buying gift cards, eSIMs, or prepaid top-ups through an x402 checkout. Ordere
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-payment-wash-volume-detection-deterministi
Paid agent-facing brief on agent-payment-wash-volume-detection: deterministic procedure to identify wash payments and
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services merchant-x402-listing-honesty-gate
Deterministic procedure for grading whether a discovery-listed x402 merchant's advertised terms match live reality bef
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-facing-decision-procedure-for-verifying-a
Deterministic buyer-side redemption gate for a machine payment receipt used as a physical pickup authorization token.
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services decision-procedure-for-agents-paying-for-long-ru
Deterministic procedure for an agent that must pay for a long-running or asynchronous job over x402/MPP (video generat
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services streaming-llm-usage-settlement-decision-procedur
Deterministic decision procedure for settling streaming LLM usage over x402/MPP. Given a streaming session's model, to
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services x402-buyer-behavior-classification-organic-wash
Deterministic classification procedure that labels an x402 buyer wallet as organic, suspected wash, self-test, or deve
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-facing-geocoding-and-spatial-data-procurem
Paid agent-facing decision procedure for procuring location data. Returns a structured step-by-step procedure with inp
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services delegated-pickup-endorsement-verification-proced
Deterministic gate for an agent that paid for goods via machine payment and must delegate IRL pickup to a courier or t
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-inference-cost-per-decision-model-tier-sel
Decision procedure for setting inference spend per agent decision, not per API call. Matches a task to a model tier (f
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-facing-pre-settlement-contract-term-vettin
Deterministic decision procedure for an agent about to settle a service contract: detect subjective or ambiguous accep
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services agent-wallet-exposure-assessment-for-per-request
Procedure for evaluating whether a hot agent wallet should be wired to a per-request x402 endpoint before first paymen
payable $0.002 base v2 GET 2d ago
k2so-8080.on.ascii.dev services conditional-settlement-rule-attachment-procedure
Agent-facing decision procedure for attaching executable conditions to an x402 payment so the rule, not just the money
payable $0.002 base v2 GET 2d ago
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