Agent Exchange x402 census and directory

x402 census · browse

x402 resources on Base

Resources whose first Base-preferring accepts entry names Base (eip155:8453). 23,920 resources: 4,364 answer a valid 402 (18.2%), 2,387 are dead (10.0%). Sorted by payers on record, then live verdict, then catalog freshness.

Page 46 of 50: previous next · 18,920 more are only in bazaar.json and the sitemaps

ResourceHostPriceNetworkVerdictPayersCatalogsDescription
POST /api/v1/x402/change-risk-scoreapi.delx.ai$0.003baseunprobed18payaiScore deployment risk from explicit production change signals. Use it as a bounded preflig
POST /api/v1/x402/char-countapi.delx.ai$0.001baseunprobed18payaiCount characters, words, and lines. Call before truncating prompts, validating SMS length,
POST /api/v1/x402/chain-id-lookupapi.delx.ai$0.003baseunprobed18payaiLook up a static chain id to network name table without live RPC — call when mapping a sta
POST /api/v1/x402/chain-id-nameapi.delx.ai$0.001baseunprobed18payaiMap common EVM chain_id integers to short network names. Call when labeling multi-chain co
POST /api/v1/x402/ceil-napi.delx.ai$0.001baseunprobed18payaiCeil a number to integer. Call when you need minimum whole buckets or page counts. Returns
POST /api/v1/x402/categorical-distributionapi.delx.ai$0.003baseunprobed18payaiBuild a bounded frequency distribution for categorical values. Use it as a bounded preflig
POST /api/v1/x402/catalog-intent-rankapi.delx.ai$0.001baseunprobed18payaiRank candidate tool names by token overlap with a query. Call when routing a natural-langu
POST /api/v1/x402/case-snakeapi.delx.ai$0.001baseunprobed18payaiConvert text to snake_case for API fields and file stems — first-party local utility for a
POST /api/v1/x402/carry-to-spotapi.delx.ai$0.001baseunprobed18payaiImplied spot from future and annualized carry over days. Call when backing out fair spot f
POST /api/v1/x402/card-maskapi.delx.ai$0.001baseunprobed18payaiMask a digit string keeping last4. Call when you display agent-held card-shaped numbers sa
POST /api/v1/x402/case-convertapi.delx.ai$0.001baseunprobed18payaiTurn mixed human or machine text into production-ready snake_case, kebab-case, camelCase,
POST /api/v1/x402/camel-to-snakeapi.delx.ai$0.001baseunprobed18payaiNormalize camelCase or PascalCase identifiers into stable snake_case keys for $0.001 USDC—
POST /api/v1/x402/calibration-bucketapi.delx.ai$0.001baseunprobed18payaiBucket a probability into a calibration bin for reliability charts. Call when building sim
POST /api/v1/x402/calibration-eceapi.delx.ai$0.001baseunprobed18payaiExpected calibration error from forecast/outcome pairs. Call when scoring probability mode
POST /api/v1/x402/camel-to-kebabapi.delx.ai$0.001baseunprobed18payaiConvert camelCase identifiers to kebab-case. Call when you map JS props to CSS/URL tokens.
POST /api/v1/x402/caesar-cipherapi.delx.ai$0.001baseunprobed18payaiCaesar shift cipher. Handy for puzzle agents, CTF helpers, or reversible toy encoding—not
POST /api/v1/x402/caip2-parseapi.delx.ai$0.001baseunprobed18payaiParse CAIP-2 chain identifiers into namespace and reference parts. Call when normalizing m
POST /api/v1/x402/cagr-simpleapi.delx.ai$0.001baseunprobed18payaiSimple CAGR from start value, end value, and years. Call when annualizing multi-year equit
POST /api/v1/x402/cache-freshness-calculateapi.delx.ai$0.001baseunprobed18payaiCache Freshness Calculate: Cache Freshness Calculate calculates remaining freshness from r
POST /api/v1/x402/cache-control-directive-diffapi.delx.ai$0.001baseunprobed18payaiCache Control Directive Diff: Cache Control Directive Diff finds added, removed, and chang
POST /api/v1/x402/cache-control-parseapi.delx.ai$0.001baseunprobed18payaiCache Control Parse: Cache Control Parse parses Cache-Control directives into typed policy
POST /api/v1/x402/bytes-to-humanapi.delx.ai$0.001baseunprobed18payaiFormat a byte count as human-readable binary units — first-party local utility for agent p
POST /api/v1/x402/bytes-to-bitsapi.delx.ai$0.001baseunprobed18payaiConvert byte count to bits. Call when you compare bandwidth or payload budgets in bits. Re
POST /api/v1/x402/bs-greeks-liteapi.delx.ai$0.001baseunprobed18payaiDelta/gamma/vega/theta lite for European call (BS). Call when risk report needs a compact
POST /api/v1/x402/business-daysapi.delx.ai$0.002baseunprobed18payaiBusiness-day counter for agents: weekdays or US federal holidays for $0.002 USDC—first-par
POST /api/v1/x402/bytes-hex-encodeapi.delx.ai$0.003baseunprobed18payaiEncode bounded UTF-8 text to hex or inspect hex byte length without RPC — call when encodi
POST /api/v1/x402/bridge-cost-budgetapi.delx.ai$0.001baseunprobed18payaiSum gas + bridge fee + slippage budget into total cost. Call when comparing bridge routes
POST /api/v1/x402/bs-d1-d2api.delx.ai$0.001baseunprobed18payaiCompute Black-Scholes d1 and d2 from spot/strike/vol/time/rate. Call when you need BS inpu
POST /api/v1/x402/brier-scoreapi.delx.ai$0.001baseunprobed18payaiBrier score for a probabilistic forecast vs binary outcome. Call when scoring prediction c
POST /api/v1/x402/bs-deltaapi.delx.ai$0.001baseunprobed18payaiCall/put delta from BS closed form. Call when delta-hedging or option inventory needs BS d
POST /api/v1/x402/break-even-priceapi.delx.ai$0.001baseunprobed18payaiBreak-even exit price including a fee rate on the round-turn. Call when setting targets th
POST /api/v1/x402/break-evenapi.delx.ai$0.003baseunprobed18payaiCalculate break-even units from fixed cost and contribution per unit. Use it as a bounded
POST /api/v1/x402/bps-to-pctapi.delx.ai$0.001baseunprobed18payaiConvert basis points into percent for operator-facing copy. Call when showing fee or slipp
POST /api/v1/x402/bps-to-fractionapi.delx.ai$0.001baseunprobed18payaiConvert basis points into a unit-interval fractional rate. Call when fee, funding, or slip
POST /api/v1/x402/bool-notapi.delx.ai$0.001baseunprobed18payaiBoolean NOT of a coerced value. Call when you invert agent gate flags. Returns negated boo
POST /api/v1/x402/bool-orapi.delx.ai$0.001baseunprobed18payaiBoolean OR of two coerced values. Call when you combine optional agent success signals. Re
POST /api/v1/x402/bool-parseapi.delx.ai$0.001baseunprobed18payaiParse truthy/falsey strings. Call when agents ingest messy flags like yes/no/1/0/true from
POST /api/v1/x402/bool-coerceapi.delx.ai$0.001baseunprobed18payaiCoerce common truthy/falsey tokens into a boolean — first-party local utility for agent pr
POST /api/v1/x402/block-time-etaapi.delx.ai$0.001baseunprobed18payaiEstimate seconds to target block from current height and block time. Call when scheduling
POST /api/v1/x402/bits-to-bytesapi.delx.ai$0.001baseunprobed18payaiConvert bit count to bytes. Call when you convert link rates into byte budgets. Returns by
POST /api/v1/x402/binary-ev-noapi.delx.ai$0.001baseunprobed18payaiExpected value of buying binary NO at (1−yes_price) under true_prob. Call when checking th
POST /api/v1/x402/bic-format-validateapi.delx.ai$0.001baseunprobed18payaiValidate BIC/SWIFT format shape (8 or 11 alnum). Call when preflight for bank routing fiel
POST /api/v1/x402/batch-size-planapi.delx.ai$0.003baseunprobed18payaiRecommend a batch size from item count, hard cap, and average item bytes — call when batch
POST /api/v1/x402/batch-rate-limit-planapi.delx.ai$0.001baseunprobed18payaiBatch Rate Limit Plan: Batch Rate Limit Plan calculates dispatch duration from request cou
POST /api/v1/x402/batch-retry-partitionapi.delx.ai$0.001baseunprobed18payaiBatch Retry Partition: Batch Retry Partition partitions batch results into retryable and t
POST /api/v1/x402/batch-error-budget-checkapi.delx.ai$0.001baseunprobed18payaiBatch Error Budget Check: Batch Error Budget Check checks failed item count and fraction a
POST /api/v1/x402/batch-dependency-levelsapi.delx.ai$0.001baseunprobed18payaiBatch Dependency Levels: Batch Dependency Levels topologically groups bounded jobs into ex
POST /api/v1/x402/batch-idempotency-keysapi.delx.ai$0.001baseunprobed18payaiBatch Idempotency Keys: Batch Idempotency Keys derives stable non-secret idempotency keys
POST /api/v1/x402/batch-concurrency-planapi.delx.ai$0.001baseunprobed18payaiBatch Concurrency Plan: Batch Concurrency Plan calculates batch waves from item count and
POST /api/v1/x402/basis-bpsapi.delx.ai$0.001baseunprobed18payaiBasis in bps from future vs spot for desk reports. Call when expressing futures premium in
POST /api/v1/x402/basis-pctapi.delx.ai$0.001baseunprobed18payaiBasis percent = (future − spot) / spot for carry checks. Call when cash-and-carry or premi
POST /api/v1/x402/batch-completion-gateapi.delx.ai$0.001baseunprobed18payaiBatch Completion Gate: Batch Completion Gate checks terminal item coverage and minimum suc
POST /api/v1/x402/batch-chunk-planapi.delx.ai$0.001baseunprobed18payaiBatch Chunk Plan: Batch Chunk Plan plans ordered bounded chunks from item count and chunk
POST /api/v1/x402/basenameapi.delx.ai$0.001baseunprobed18payaiExtract basename from a URL or path-like string — first-party local utility for agent pref
POST /api/v1/x402/base-usdc-payment-matchapi.delx.ai$0.001baseunprobed18payaiBase USDC Payment Match: Base USDC Payment Match checks recipient, raw amount, and chain i
POST /api/v1/x402/base-usdc-recipient-checkapi.delx.ai$0.001baseunprobed18payaiBase USDC Recipient Check: Base USDC Recipient Check compares a Base USDC recipient with a
POST /api/v1/x402/base-usdc-decimal-roundingapi.delx.ai$0.001baseunprobed18payaiBase USDC Decimal Rounding: Base USDC Decimal Rounding checks whether a decimal USDC amoun
POST /api/v1/x402/base-usdc-amount-checkapi.delx.ai$0.001baseunprobed18payaiBase USDC Amount Check: Base USDC Amount Check checks a six-decimal USDC raw amount agains
POST /api/v1/x402/base-payment-deadline-checkapi.delx.ai$0.001baseunprobed18payaiBase Payment Deadline Check: Base Payment Deadline Check checks a Base payment deadline ag
POST /api/v1/x402/base-settlement-receipt-checkapi.delx.ai$0.001baseunprobed18payaiBase Settlement Receipt Check: Base Settlement Receipt Check checks caller-supplied receip
POST /api/v1/x402/base-fee-budget-breakdownapi.delx.ai$0.001baseunprobed18payaiBase Fee Budget Breakdown: Base Fee Budget Breakdown breaks a Base transaction fee ceiling
POST /api/v1/x402/base-confirmation-etaapi.delx.ai$0.001baseunprobed18payaiBase Confirmation Eta: Base Confirmation Eta estimates remaining confirmation time from ca
POST /api/v1/x402/base-gas-price-stalenessapi.delx.ai$0.001baseunprobed18payaiBase Gas Price Staleness: Base Gas Price Staleness checks the age of a caller-supplied gas
POST /api/v1/x402/base-block-time-estimateapi.delx.ai$0.001baseunprobed18payaiBase Block Time Estimate: Base Block Time Estimate estimates block count from a caller-sup
POST /api/v1/x402/base64url-decodeapi.delx.ai$0.001baseunprobed18payaiBase64url-decode text (padding optional). Call when you reverse URL-safe tokens held by ag
POST /api/v1/x402/base64url-encodeapi.delx.ai$0.001baseunprobed18payaiBase64url-encode text without padding. Call when you build JWT-like segments or URL-safe t
POST /api/v1/x402/base64-size-estimateapi.delx.ai$0.001baseunprobed18payaiEstimate decoded byte size of a base64 string without full decode — first-party local util
POST /api/v1/x402/bankroll-fraction-stakeapi.delx.ai$0.001baseunprobed18payaiStake size from bankroll and fraction (Kelly or fixed-f). Call when turning a fraction int
POST /api/v1/x402/base58-validateapi.delx.ai$0.003baseunprobed18payaiValidate Bitcoin-base58 alphabet membership for local address hygiene — call when checking
POST /api/v1/x402/base64api.delx.ai$0.001baseunprobed18payaiEncode or decode Base64 safely for $0.001 USDC; bounded, deterministic, and keyless. Call
POST /api/v1/x402/base32api.delx.ai$0.001baseunprobed18payaiBase32 encode or decode. Use when agents must interchange codes for TOTP seeds, IDs, or tr
POST /api/v1/x402/backoff-scheduleapi.delx.ai$0.002baseunprobed18payaiCalculate a bounded exponential backoff schedule for reliable autonomous retries. Use it b
POST /api/v1/x402/avg-entryapi.delx.ai$0.001baseunprobed18payaiVolume-weighted average entry across fill price/size pairs. Call when averaging multiple f
POST /api/v1/x402/await-job-status-shapeapi.delx.ai$0.001baseunprobed18payaiNormalize await/job status fields for media-long jobs. Call when agents polling long jobs
POST /api/v1/x402/avg-napi.delx.ai$0.001baseunprobed18payaiAverage of a numeric list. Call when you need a mean for agent metrics samples. Returns av
POST /api/v1/x402/audit-event-normalizeapi.delx.ai$0.003baseunprobed18payaiNormalize audit events while hashing the actor identifier. Use it as a bounded preflight o
POST /api/v1/x402/arr-takeapi.delx.ai$0.001baseunprobed18payaiTake the first N elements. Call when you cap agent payloads before paid calls. Returns ite
POST /api/v1/x402/arr-sort-strapi.delx.ai$0.001baseunprobed18payaiSort a list as strings. Call when you order agent-held labels stably. Returns sorted strin
POST /api/v1/x402/arr-sort-numapi.delx.ai$0.001baseunprobed18payaiSort a list numerically. Call when you order agent-held scores or prices. Returns sorted n
POST /api/v1/x402/arr-nthapi.delx.ai$0.001baseunprobed18payaiReturn the element at index. Call when you pick a specific agent-held array slot with boun
POST /api/v1/x402/arr-reverseapi.delx.ai$0.001baseunprobed18payaiReverse a list. Call when you need reverse chronological agent logs. Returns reversed item
POST /api/v1/x402/arr-compactapi.delx.ai$0.001baseunprobed18payaiDrop null/empty values from a list. Call when you clean agent arrays before serialization.
POST /api/v1/x402/arr-lastapi.delx.ai$0.001baseunprobed18payaiReturn the last list element. Call when you need tail of an agent-held array safely. Retur
POST /api/v1/x402/arr-firstapi.delx.ai$0.001baseunprobed18payaiReturn the first list element. Call when you need head of an agent-held array safely. Retu
POST /api/v1/x402/arr-dropapi.delx.ai$0.001baseunprobed18payaiDrop the first N elements. Call when you skip headers or already-processed agent rows. Ret
POST /api/v1/x402/approx-eqapi.delx.ai$0.001baseunprobed18payaiApproximate equality within tolerance. Call when you compare floats from agent math withou
POST /api/v1/x402/api-health-reportapi.delx.ai$0.001baseunprobed18payaiCheck endpoint status, latency, redirects, content type, and JSON validity for $0.001 USDC
POST /api/v1/x402/api-integration-readinessapi.delx.ai$0.01baseunprobed18payaiScore how ready an API is for agent integration using health, OpenAPI, auth hints, x402 si
POST /api/v1/x402/approval-routeapi.delx.ai$0.003baseunprobed18payaiRoute an agent action to a bounded human approval class from risk and value. Use it as a b
POST /api/v1/x402/amm-price-impact-bpsapi.delx.ai$0.001baseunprobed18payaiAMM price impact in bps for a swap input against reserves. Call when pre-trade impact chec
POST /api/v1/x402/amm-v3-amount-in-rangeapi.delx.ai$0.001baseunprobed18payaiLite constant-product amount when price stays in a range. Call when estimating concentrate
POST /api/v1/x402/amm-out-given-inapi.delx.ai$0.001baseunprobed18payaiConstant-product AMM output amount for a given input size. Call when simulating x*y=k swap
POST /api/v1/x402/api-error-taxonomyapi.delx.ai$0.003baseunprobed18payaiClassify an HTTP outcome for retry and remediation without returning its body. Use it as a
POST /api/v1/x402/allow-header-normalizeapi.delx.ai$0.001baseunprobed18payaiAllow Header Normalize: Allow Header Normalize normalizes and sorts methods advertised by
POST /api/v1/x402/agent-result-provenance-checkapi.delx.ai$0.001baseunprobed18payaiAgent Result Provenance Check: Agent Result Provenance Check checks result provenance for
POST /api/v1/x402/agent-result-schema-version-checkapi.delx.ai$0.001baseunprobed18payaiAgent Result Schema Version Check: Agent Result Schema Version Check checks a result schem
POST /api/v1/x402/agent-result-freshness-checkapi.delx.ai$0.001baseunprobed18payaiAgent Result Freshness Check: Agent Result Freshness Check checks result observation age a
POST /api/v1/x402/agent-result-envelope-checkapi.delx.ai$0.001baseunprobed18payaiAgent Result Envelope Check: Agent Result Envelope Check checks a generic agent result for
POST /api/v1/x402/agent-result-cost-checkapi.delx.ai$0.001baseunprobed18payaiAgent Result Cost Check: Agent Result Cost Check checks declared result cost against a cal
POST /api/v1/x402/agent-result-confidence-checkapi.delx.ai$0.001baseunprobed18payaiAgent Result Confidence Check: Agent Result Confidence Check checks a confidence value aga

Page 46 of 50: previous next · 18,920 more are only in bazaar.json and the sitemaps