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One-call domain trust report and security audit with TLS, headers, security.txt, RDAP, DNS, and uptime signals for $0.01 USDC. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the supplied input or one bounded public endpoint at request time; callers must verify before acting.

Find duplicate record groups using canonical fingerprints without returning record values. Use it as a bounded preflight or analysis step inside an enterprise agent workflow before data, policy, integration, security, or commercial decisions reach production. Returns deterministic machine-readable JSON for $0.003 USDC via x402 on Base or Solana. Execution is first-party, local-only, stateless, mem

Split host into DNS labels and apex guess. Call when you reason about registrable domains from agent host strings. Returns labels, apex, count for $0.001 USDC via x402 on Base. No network, no keys, no retention; first-party local JSON only. Results are advisory; the caller owns budgets, auth, and production controls.

Domain from an email. Call when routing tickets, grouping users, or validating corporate domains. Returns the domain part of an email address. $0.001 USDC per successful call via x402 on Base or Solana—deterministic first-party JSON, no API key, no subscription, and nothing is billed on structured validation errors.

Parse human durations like 1h30m for $0.001 USDC. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the supplied input or one bounded public endpoint at request time; callers must verify before acting.

Check whether an address already matches its EIP-55 checksum form — call when verifying an address already matches EIP-55 form. Use for chain input hygiene without live RPC—adjacent to OneSource-class small chain reads, but static/local only so rights and margin stay clear. Returns deterministic machine-readable JSON for $0.003 USDC via x402 on Base. Execution is first-party, local-only, stateless

Email DMARC Alignment Check: Email DMARC Alignment Check combines caller-supplied SPF and DKIM alignment outcomes for DMARC from bounded caller-supplied values without an external provider. Call Email DMARC Alignment Check before combining caller-supplied SPF and DKIM alignment outcomes for DMARC. Returns normalized web evidence, the computed finding, and an explicit pass or advisory status for Em

Email validation API for agents at $0.01 USDC. Call when you need syntax and domain delivery signals before outreach, signup, or routing. Use for lead quality gates without a bulk email data product—returns machine-readable JSON via x402.

Email MX Readiness Check: Email MX Readiness Check checks caller-supplied MX records for usable non-null exchanges from bounded caller-supplied values without an external provider. Call Email MX Readiness Check before treating caller-supplied MX records as usable non-null exchanges. Returns normalized web evidence, the computed finding, and an explicit pass or advisory status for Email MX Readines

Email SPF Alignment Check: Email SPF Alignment Check checks relaxed or strict SPF domain alignment from bounded caller-supplied values without an external provider. Call Email SPF Alignment Check before deciding relaxed or strict SPF domain alignment from caller-supplied fields. Returns normalized web evidence, the computed finding, and an explicit pass or advisory status for Email SPF Alignment C

Validate basic email syntax and split local/domain. Call when preflight before MX/DNS steps. Returns ok, local, domain as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.

Ensure a path ends with /. Call when you normalize directory-style URLs for agents. Returns path with trailing slash for $0.001 USDC via x402 on Base. No network, no keys, no retention; first-party local JSON only. Results are advisory; the caller owns budgets, auth, and production controls.

Ensure a string starts with a required prefix without duplication — first-party local utility for agent preflight and proven micro-utils expansion. Returns deterministic machine-readable JSON for $0.001 USDC via x402 on Base. Execution is first-party, local-only, stateless, and memory-only with no paid upstream, no input retention, no web search, no live RPC, and no mediagen. Results are advisory;

Check whether text ends with a suffix. Call when you validate file extensions or content-type suffixes. Returns boolean result and suffix for $0.001 USDC via x402 on Base. No network, no keys, no retention; first-party local JSON only. Results are advisory; the caller owns budgets, auth, and production controls.

Ensure a string ends with a required suffix without duplication — first-party local utility for agent preflight and proven micro-utils expansion. Returns deterministic machine-readable JSON for $0.001 USDC via x402 on Base. Execution is first-party, local-only, stateless, and memory-only with no paid upstream, no input retention, no web search, no live RPC, and no mediagen. Results are advisory; t

Etag Comparison Mode: Etag Comparison Mode evaluates strong or weak comparison between two entity tags from bounded caller-supplied values without an external provider. Call Etag Comparison Mode before accepting, caching, redirecting, or retrying a caller-supplied web response. Returns normalized web evidence, the computed finding, and an explicit pass or advisory status for Etag Comparison Mode a

Validate environment variable key shape A-Z0-9 underscore — first-party local utility for agent preflight and proven micro-utils expansion. Returns deterministic machine-readable JSON for $0.001 USDC via x402 on Base. Execution is first-party, local-only, stateless, and memory-only with no paid upstream, no input retention, no web search, no live RPC, and no mediagen. Results are advisory; the cal

Calculate remaining failure budget and burn from traffic, failures, and an SLO target. Use it before an autonomous workflow acts on untrusted input, changes an API, retries a request, or evaluates production reliability. Returns bounded machine-readable JSON for $0.002 USDC via x402 on Base or Solana. Execution is deterministic, first-party, local-only, stateless, and does not call an upstream pro

Convert an SLO percentage and request window into allowed failure budget — call when converting SLO% and request window into allowed failures. Use for SRE/ops math agents buy from broad utility catalogs: SLA, error budget, success rate, and health scores with zero upstream cost. Returns deterministic machine-readable JSON for $0.003 USDC via x402 on Base. Execution is first-party, local-only, stat

Etag Parse: Etag Parse separates weak and strong entity-tag semantics from an ETag value from bounded caller-supplied values without an external provider. Call Etag Parse before accepting, caching, redirecting, or retrying a caller-supplied web response. Returns normalized web evidence, the computed finding, and an explicit pass or advisory status for Etag Parse as versioned deterministic JSON. Pr

EVM Access List Shape Check: EVM Access List Shape Check checks bounded EIP-2930 access-list address and storage-key shapes from bounded caller-supplied values without an external provider. Call EVM Access List Shape Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape

Scale ether amounts into wei integer strings for transfers and tx value. Call when preparing value fields, allowances, or transfers denominated in ETH. Returns wei integer string and eth input as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production cont

Compare ETag validators including weak tags and If-None-Match lists — first-party local utility for agent preflight and proven micro-utils expansion. Returns deterministic machine-readable JSON for $0.001 USDC via x402 on Base. Execution is first-party, local-only, stateless, and memory-only with no paid upstream, no input retention, no web search, no live RPC, and no mediagen. Results are advisor

EVM Allowance Budget Check: EVM Allowance Budget Check checks caller-supplied allowance against a required token amount from bounded caller-supplied values without an external provider. Call EVM Allowance Budget Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape find

EVM Address List Dedupe: EVM Address List Dedupe deduplicates EVM address strings case-insensitively while preserving order from bounded caller-supplied values without an external provider. Call EVM Address List Dedupe before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape fin

EVM Address Zero Check: EVM Address Zero Check detects the all-zero EVM address after shape normalization from bounded caller-supplied values without an external provider. Call EVM Address Zero Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-c

EVM Amount Min Check: EVM Amount Min Check checks an actual raw amount against a minimum raw amount from bounded caller-supplied values without an external provider. Call EVM Amount Min Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-closed pr

EVM Batch Gas Sum: EVM Batch Gas Sum sums gas limits and fee ceilings across a transaction batch from bounded caller-supplied values without an external provider. Call EVM Batch Gas Sum before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-closed prefligh

EVM Base Fee Growth Ceiling: EVM Base Fee Growth Ceiling compounds a caller growth fraction across future blocks from bounded caller-supplied values without an external provider. Call EVM Base Fee Growth Ceiling before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings,

EVM Approve Amount Check: EVM Approve Amount Check compares a proposed approval with an explicit spending requirement and cap from bounded caller-supplied values without an external provider. Call EVM Approve Amount Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape

EVM Batch Duplicate Nonce Check: EVM Batch Duplicate Nonce Check finds duplicate nonces inside a caller-supplied transaction batch from bounded caller-supplied values without an external provider. Call EVM Batch Duplicate Nonce Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budg

EVM Block Age Check: EVM Block Age Check checks caller-supplied block timestamp age against a freshness budget from bounded caller-supplied values without an external provider. Call EVM Block Age Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail

EVM Blob Count Check: EVM Blob Count Check checks caller-supplied blob count against a transaction limit from bounded caller-supplied values without an external provider. Call EVM Blob Count Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-clos

EVM Batch Value Sum: EVM Batch Value Sum sums bounded raw transaction values for a batch funding view from bounded caller-supplied values without an external provider. Call EVM Batch Value Sum before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-closed p

EVM Blob Fee Budget: EVM Blob Fee Budget calculates a worst-case blob fee from blob gas and fee cap from bounded caller-supplied values without an external provider. Call EVM Blob Fee Budget before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-closed pre

EVM Calldata Selector Extract: EVM Calldata Selector Extract extracts the first four calldata bytes as a selector from bounded caller-supplied values without an external provider. Call EVM Calldata Selector Extract before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape finding

EVM Calldata Word Count: EVM Calldata Word Count counts complete and partial 32-byte calldata words after the selector from bounded caller-supplied values without an external provider. Call EVM Calldata Word Count before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings

EVM Calldata Size Bytes: EVM Calldata Size Bytes calculates calldata byte length from normalized hex from bounded caller-supplied values without an external provider. Call EVM Calldata Size Bytes before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-close

EVM Calldata Shape Check: EVM Calldata Shape Check checks 0x-prefixed calldata for even-length hexadecimal bytes from bounded caller-supplied values without an external provider. Call EVM Calldata Shape Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and

EVM Chain Match Check: EVM Chain Match Check compares transaction and expected chain identifiers from bounded caller-supplied values without an external provider. Call EVM Chain Match Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-closed pref

EVM Contract Creation Check: EVM Contract Creation Check classifies an empty or absent to-address as contract creation from bounded caller-supplied values without an external provider. Call EVM Contract Creation Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape find

EVM Chain Id Hex Normalize: EVM Chain Id Hex Normalize converts decimal or hexadecimal chain identifiers into both forms from bounded caller-supplied values without an external provider. Call EVM Chain Id Hex Normalize before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape fin

EVM Deadline Check: EVM Deadline Check checks a transaction deadline against current time and minimum lead time from bounded caller-supplied values without an external provider. Call EVM Deadline Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail

EVM Eip1559 Fee Check: EVM Eip1559 Fee Check checks dynamic-fee caps and calculates the worst-case transaction fee from bounded caller-supplied values without an external provider. Call EVM Eip1559 Fee Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and

EVM Event Log Shape Check: EVM Event Log Shape Check checks address, topics, and data shapes for a caller-supplied log from bounded caller-supplied values without an external provider. Call EVM Event Log Shape Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findin

EVM Fee Cap Order Check: EVM Fee Cap Order Check checks that the priority fee cap does not exceed the total fee cap from bounded caller-supplied values without an external provider. Call EVM Fee Cap Order Check before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, a

EVM Gas Cost Ceiling: EVM Gas Cost Ceiling calculates a worst-case native fee from gas limit and fee cap from bounded caller-supplied values without an external provider. Call EVM Gas Cost Ceiling before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-clos

EVM Hex Data Normalize: EVM Hex Data Normalize normalizes even-length EVM hex data while preserving byte boundaries from bounded caller-supplied values without an external provider. Call EVM Hex Data Normalize before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, an

EVM Gas Limit Headroom: EVM Gas Limit Headroom calculates gas-limit headroom above an estimated gas amount from bounded caller-supplied values without an external provider. Call EVM Gas Limit Headroom before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-

EVM Hex Quantity Normalize: EVM Hex Quantity Normalize normalizes an EVM hex quantity without redundant leading zeroes from bounded caller-supplied values without an external provider. Call EVM Hex Quantity Normalize before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findi