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

ResourceHostPriceNetworkVerdictPayersCatalogsDescription
POST /api/v1/x402/slippage-pctapi.delx.ai$0.001baselive18payaiSlippage percent of expected mid versus fill/impact price. Call when post-trade quality ch
POST /api/v1/x402/slippage-bpsapi.delx.ai$0.001baselive18payaiSlippage in basis points versus mid for execution reports. Call when venue quality scoreca
POST /api/v1/x402/sla-budget-remainingapi.delx.ai$0.001baselive18payaiRemaining SLA seconds from deadline and now. Call when buyer agents tracking SLA burn-down
POST /api/v1/x402/sla-breach-countapi.delx.ai$0.003baselive18payaiCount SLA breaches in a latency sample against a millisecond threshold — call when countin
POST /api/v1/x402/skill-md-stubapi.delx.ai$0.001baselive18payaiGenerate a minimal skill.md body for a product cluster. Call when agents need a portable s
POST /api/v1/x402/sitemap-entry-validateapi.delx.ai$0.001baselive18payaiSitemap Entry Validate: Sitemap Entry Validate checks one sitemap URL entry for required l
POST /api/v1/x402/sitemap-probeapi.delx.ai$0.01baselive18payaiCheck sitemap and robots hints fast to see how a site exposes crawlable structure for $0.0
POST /api/v1/x402/sitemap-lastmod-freshnessapi.delx.ai$0.001baselive18payaiSitemap Lastmod Freshness: Sitemap Lastmod Freshness calculates sitemap lastmod age agains
POST /api/v1/x402/sitemap-changefreq-checkapi.delx.ai$0.001baselive18payaiSitemap Changefreq Check: Sitemap Changefreq Check classifies a sitemap changefreq token a
POST /api/v1/x402/sigmoidapi.delx.ai$0.001baselive18payaiSigmoid 1/(1+e^{−x}) back to probability space. Call when mapping model scores into probab
POST /api/v1/x402/sign-napi.delx.ai$0.001baselive18payaiSign of a number (-1, 0, 1). Call when you branch agent logic on direction without float n
POST /api/v1/x402/sharpe-liteapi.delx.ai$0.001baselive18payaiLite Sharpe = mean/stdev of a return sample (no rf, sample). Call when quick risk-adjusted
POST /api/v1/x402/shares-from-budgetapi.delx.ai$0.001baselive18payaiShares purchasable for a budget at a given share price. Call when sizing prediction-market
POST /api/v1/x402/sha1-hexapi.delx.ai$0.001baselive18payaiSHA-1 hex digest of text. Call when you interoperate with legacy agent checksums. Returns
POST /api/v1/x402/sha256-hexapi.delx.ai$0.001baselive18payaiSHA-256 hex digest of text. Call when you need content fingerprints for agent cache keys.
POST /api/v1/x402/server-timing-parseapi.delx.ai$0.001baselive18payaiServer Timing Parse: Server Timing Parse parses bounded Server-Timing metrics and duration
POST /api/v1/x402/set-unionapi.delx.ai$0.001baselive18payaiSet union of two lists (order-preserving). Call when you merge agent allowlists. Returns u
POST /api/v1/x402/set-diffapi.delx.ai$0.001baselive18payaiSet difference a - b. Call when you remove blocked IDs from agent candidate lists. Returns
POST /api/v1/x402/semver-partsapi.delx.ai$0.001baselive18payaiParse major.minor.patch from a semver string. Call when you compare agent dependency versi
POST /api/v1/x402/semver-compare-liteapi.delx.ai$0.001baselive18payaiCompare two semver triples (-1,0,1). Call when you decide upgrade direction for agent pack
POST /api/v1/x402/semver-compareapi.delx.ai$0.001baselive18payaiCompare two semantic versions for $0.001 USDC. Call when you need this bounded result with
POST /api/v1/x402/sentence-caseapi.delx.ai$0.001baselive18payaiSentence-case text for agents. Use when normalizing noisy agent output into a single reada
POST /api/v1/x402/semver-bumpapi.delx.ai$0.003baselive18payaiRecommend a semantic-version bump from explicit change signals. Use it as a bounded prefli
POST /api/v1/x402/selector-extractapi.delx.ai$0.003baselive18payaiExtract the 4-byte function selector from calldata hex — call when reading the 4-byte sele
POST /api/v1/x402/seeded-window-pickapi.delx.ai$0.001baselive18payaiSeeded Window Pick: Seeded Window Pick selects a reproducible contiguous window from calle
POST /api/v1/x402/seeded-winners-without-replacementapi.delx.ai$0.001baselive18payaiSeeded Winners Without Replacement: Seeded Winners Without Replacement draws an ordered re
POST /api/v1/x402/seeded-weighted-choiceapi.delx.ai$0.001baselive18payaiSeeded Weighted Choice: Seeded Weighted Choice selects one item using non-negative caller
POST /api/v1/x402/seeded-weighted-sampleapi.delx.ai$0.001baselive18payaiSeeded Weighted Sample: Seeded Weighted Sample samples unique items using caller weights w
POST /api/v1/x402/seeded-weighted-partitionapi.delx.ai$0.001baselive18payaiSeeded Weighted Partition: Seeded Weighted Partition assigns items to partitions using rep
POST /api/v1/x402/seeded-uuidapi.delx.ai$0.001baselive18payaiSeeded UUID: Seeded UUID derives a reproducible UUID-shaped identifier from seed and names
POST /api/v1/x402/seeded-tokenapi.delx.ai$0.001baselive18payaiSeeded Token: Seeded Token builds a reproducible non-secret token from a caller alphabet f
POST /api/v1/x402/seeded-train-test-splitapi.delx.ai$0.001baselive18payaiSeeded Train Test Split: Seeded Train Test Split splits items into reproducible train and
POST /api/v1/x402/seeded-time-slot-pickapi.delx.ai$0.001baselive18payaiSeeded Time Slot Pick: Seeded Time Slot Pick selects a reproducible slot from caller-provi
POST /api/v1/x402/seeded-sample-with-replacementapi.delx.ai$0.001baselive18payaiSeeded Sample With Replacement: Seeded Sample With Replacement samples caller items reprod
POST /api/v1/x402/seeded-schedule-offsetapi.delx.ai$0.001baselive18payaiSeeded Schedule Offset: Seeded Schedule Offset selects a reproducible offset inside a sche
POST /api/v1/x402/seeded-stratified-splitapi.delx.ai$0.001baselive18payaiSeeded Stratified Split: Seeded Stratified Split splits labeled items while preserving per
POST /api/v1/x402/seeded-shuffleapi.delx.ai$0.001baselive18payaiSeeded Shuffle: Seeded Shuffle produces a reproducible permutation of caller items from bo
POST /api/v1/x402/seeded-sample-indicesapi.delx.ai$0.001baselive18payaiSeeded Sample Indices: Seeded Sample Indices samples unique zero-based indices from a popu
POST /api/v1/x402/seeded-rendezvous-rankapi.delx.ai$0.001baselive18payaiSeeded Rendezvous Rank: Seeded Rendezvous Rank ranks nodes for a key using reproducible re
POST /api/v1/x402/seeded-reservoir-sampleapi.delx.ai$0.001baselive18payaiSeeded Reservoir Sample: Seeded Reservoir Sample selects a bounded reproducible sample fro
POST /api/v1/x402/seeded-round-robin-startapi.delx.ai$0.001baselive18payaiSeeded Round Robin Start: Seeded Round Robin Start chooses a reproducible starting index f
POST /api/v1/x402/seeded-random-sampleapi.delx.ai$0.001baselive18payaiSelect a reproducible sample without replacement from a bounded caller-supplied list. Use
POST /api/v1/x402/seeded-random-bytes-hexapi.delx.ai$0.001baselive18payaiSeeded Random Bytes Hex: Seeded Random Bytes Hex returns reproducible non-cryptographic by
POST /api/v1/x402/seeded-range-sequenceapi.delx.ai$0.001baselive18payaiSeeded Range Sequence: Seeded Range Sequence generates unique reproducible integers from a
POST /api/v1/x402/seeded-random-floatapi.delx.ai$0.001baselive18payaiSeeded Random Float: Seeded Random Float returns reproducible floats inside caller bounds
POST /api/v1/x402/seeded-priority-orderapi.delx.ai$0.001baselive18payaiSeeded Priority Order: Seeded Priority Order orders equal-priority tasks reproducibly from
POST /api/v1/x402/seeded-percentage-rolloutapi.delx.ai$0.001baselive18payaiSeeded Percentage Rollout: Seeded Percentage Rollout evaluates stable inclusion in a perce
POST /api/v1/x402/seeded-permutation-indexapi.delx.ai$0.001baselive18payaiSeeded Permutation Index: Seeded Permutation Index selects one reproducible permutation in
POST /api/v1/x402/seeded-queue-pickapi.delx.ai$0.001baselive18payaiSeeded Queue Pick: Seeded Queue Pick selects one queue reproducibly from available queue n
POST /api/v1/x402/seeded-partitionapi.delx.ai$0.001baselive18payaiSeeded Partition: Seeded Partition assigns each caller item reproducibly into a named part
POST /api/v1/x402/seeded-passphrase-wordsapi.delx.ai$0.001baselive18payaiSeeded Passphrase Words: Seeded Passphrase Words selects reproducible words from a caller
POST /api/v1/x402/seeded-pairingapi.delx.ai$0.001baselive18payaiSeeded Pairing: Seeded Pairing creates reproducible non-overlapping pairs and reports an o
POST /api/v1/x402/seeded-load-spreadapi.delx.ai$0.001baselive18payaiSeeded Load Spread: Seeded Load Spread assigns jobs reproducibly across workers with near-
POST /api/v1/x402/seeded-multivariate-assignmentapi.delx.ai$0.001baselive18payaiSeeded Multivariate Assignment: Seeded Multivariate Assignment assigns a stable subject to
POST /api/v1/x402/seeded-matrix-cellapi.delx.ai$0.001baselive18payaiSeeded Matrix Cell: Seeded Matrix Cell selects one reproducible row and column inside matr
POST /api/v1/x402/seeded-lottery-drawapi.delx.ai$0.001baselive18payaiSeeded Lottery Draw: Seeded Lottery Draw draws unique labels reproducibly from a caller-ow
POST /api/v1/x402/seeded-kfold-splitapi.delx.ai$0.001baselive18payaiSeeded Kfold Split: Seeded Kfold Split assigns item indices to reproducible cross-validati
POST /api/v1/x402/seeded-holdout-assignmentapi.delx.ai$0.001baselive18payaiSeeded Holdout Assignment: Seeded Holdout Assignment assigns a stable subject to holdout o
POST /api/v1/x402/seeded-grid-pointapi.delx.ai$0.001baselive18payaiSeeded Grid Point: Seeded Grid Point selects a reproducible integer coordinate inside rect
POST /api/v1/x402/seeded-jitter-msapi.delx.ai$0.001baselive18payaiSeeded Jitter Ms: Seeded Jitter Ms adds reproducible bounded jitter to a base delay from b
POST /api/v1/x402/seeded-dice-rollapi.delx.ai$0.001baselive18payaiSeeded Dice Roll: Seeded Dice Roll rolls bounded virtual dice reproducibly for simulations
POST /api/v1/x402/seeded-consistent-shardapi.delx.ai$0.001baselive18payaiSeeded Consistent Shard: Seeded Consistent Shard maps a stable key to one shard without mu
POST /api/v1/x402/seeded-feature-bucketapi.delx.ai$0.001baselive18payaiSeeded Feature Bucket: Seeded Feature Bucket maps a stable subject to an integer feature b
POST /api/v1/x402/seeded-derangementapi.delx.ai$0.001baselive18payaiSeeded Derangement: Seeded Derangement finds a reproducible permutation where no item keep
POST /api/v1/x402/seeded-candidate-subsetapi.delx.ai$0.001baselive18payaiSeeded Candidate Subset: Seeded Candidate Subset selects a reproducible candidate subset w
POST /api/v1/x402/seeded-color-hexapi.delx.ai$0.001baselive18payaiSeeded Color Hex: Seeded Color Hex selects a reproducible display color without claiming a
POST /api/v1/x402/seeded-canary-sequenceapi.delx.ai$0.001baselive18payaiSeeded Canary Sequence: Seeded Canary Sequence orders subjects reproducibly for a staged c
POST /api/v1/x402/seeded-coin-flipapi.delx.ai$0.001baselive18payaiSeeded Coin Flip: Seeded Coin Flip generates a reproducible sequence of binary outcomes fr
POST /api/v1/x402/seeded-bootstrap-sampleapi.delx.ai$0.001baselive18payaiSeeded Bootstrap Sample: Seeded Bootstrap Sample samples indices with replacement for a re
POST /api/v1/x402/seeded-balanced-groupsapi.delx.ai$0.001baselive18payaiSeeded Balanced Groups: Seeded Balanced Groups distributes items reproducibly across near-
POST /api/v1/x402/seeded-backoff-scheduleapi.delx.ai$0.001baselive18payaiSeeded Backoff Schedule: Seeded Backoff Schedule builds a reproducible jittered exponentia
POST /api/v1/x402/seeded-batch-orderapi.delx.ai$0.001baselive18payaiSeeded Batch Order: Seeded Batch Order orders batch identifiers reproducibly for replayabl
POST /api/v1/x402/security-surface-composeapi.delx.ai$0.001baselive18payaiCompose DNS/TLS/header signal booleans into a surface score. Call when one-shot security s
POST /api/v1/x402/security-txt-inspectapi.delx.ai$0.01baselive18payaiFind security.txt contacts, disclosure policy, and trust links for a domain for $0.01 USDC
POST /api/v1/x402/security-headers-scoreapi.delx.ai$0.003baselive18payaiScore the presence of five high-value browser security headers. Use it as a bounded prefli
POST /api/v1/x402/score-clipapi.delx.ai$0.003baselive18payaiClip a score into an inclusive numeric range — call when clipping a score into an inclusiv
POST /api/v1/x402/seconds-to-hmsapi.delx.ai$0.001baselive18payaiConvert seconds to HH:MM:SS. Call when you format agent SLA timers. Returns hms string and
POST /api/v1/x402/secret-exposure-scanapi.delx.ai$0.002baselive18payaiDetect likely credentials and private keys without returning their values. Use it before a
POST /api/v1/x402/schema-inferenceapi.delx.ai$0.003baselive18payaiInfer observed field types and nullability from bounded JSON records. Use it as a bounded
POST /api/v1/x402/safe-divapi.delx.ai$0.001baselive18payaiDivide a/b with ok flag when b!=0. Call when you need fail-soft division for agent formula
POST /api/v1/x402/runwayapi.delx.ai$0.003baselive18payaiCalculate static cash runway from cash and monthly burn. Use it as a bounded preflight or
POST /api/v1/x402/saturation-ratioapi.delx.ai$0.003baselive18payaiCompute capacity saturation from in-flight work and capacity — call when measuring in-flig
POST /api/v1/x402/rot13api.delx.ai$0.001baselive18payaiApply reversible ROT13 to Latin letters while preserving numbers, punctuation, spacing, an
POST /api/v1/x402/roman-to-intapi.delx.ai$0.001baselive18payaiRoman numerals → integer. Handy for parsing outlines, clocks, or classic numbering in scra
POST /api/v1/x402/round-napi.delx.ai$0.001baselive18payaiRound a number to N decimal places. Call when you need stable display/math rounding before
POST /api/v1/x402/roi-on-marginapi.delx.ai$0.001baselive18payaiReturn on margin for a realized or mark PnL. Call when comparing leveraged trades by capit
POST /api/v1/x402/robots-path-budgetapi.delx.ai$0.001baselive18payaiCount allow/disallow rules from robots.txt text. Call when crawl budget planning from a ro
POST /api/v1/x402/robots-meta-parseapi.delx.ai$0.001baselive18payaiRobots Meta Parse: Robots Meta Parse parses robots meta directives into normalized index a
POST /api/v1/x402/robots-directive-mergeapi.delx.ai$0.001baselive18payaiRobots Directive Merge: Robots Directive Merge merges generic and named-agent robots direc
POST /api/v1/x402/robots-inspectapi.delx.ai$0.01baselive18payaiRobots.txt inspection API for agents at $0.01 USDC. Call when you need crawl rules and sit
POST /api/v1/x402/rgb-to-hexapi.delx.ai$0.001baselive18payaiConvert RGB channels to #rrggbb. Call when you bridge agent RGB pickers to CSS hex. Return
POST /api/v1/x402/risk-parity-weightsapi.delx.ai$0.001baselive18payaiInverse-vol risk parity weights from return series. Call when allocating across assets by
POST /api/v1/x402/risk-rewardapi.delx.ai$0.001baselive18payaiRisk–reward ratio = reward / risk for stop/target geometry. Call when validating setups be
POST /api/v1/x402/robots-allow-pathapi.delx.ai$0.001baselive18payaiCheck path allow/disallow against caller-held robots.txt rules — first-party local utility
POST /api/v1/x402/reverse-stringapi.delx.ai$0.001baselive18payaiReverse a string. Handy for quick transforms, palindrome checks, or teaching demos without
POST /api/v1/x402/return-pctapi.delx.ai$0.003baselive18payaiCompute percent return between start and end values — call when computing percent return b
POST /api/v1/x402/revenue-concentrationapi.delx.ai$0.003baselive18payaiMeasure top-account and top-three revenue concentration without returning account values.
POST /api/v1/x402/retry-safe-classifyapi.delx.ai$0.001baselive18payaiClassify whether a failed HTTP-style call is safe to auto-retry — first-party local utilit
POST /api/v1/x402/retry-after-parseapi.delx.ai$0.001baselive18payaiRetry After Parse: Retry After Parse normalizes Retry-After seconds or an HTTP-date epoch
POST /api/v1/x402/retry-budget-planapi.delx.ai$0.003baselive18payaiBuild a bounded exponential retry delay schedule with a hard delay cap — call when configu

Page 40 of 50: previous next · 18,920 more are only in bazaar.json and the sitemaps