# Services from commerce.delx.ai on Zero

> commerce.delx.ai serves 986 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/commerce.delx.ai
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/commerce.delx.ai/health.json

## Services

- [Delx Commerce — EVM Address List Deduplication](https://www.zero.xyz/c/delx-commerce-evm-address-list-deduplication-df3ada17/llms.txt): $0.001/call via x402. Deduplicates a list of EVM addresses in-memory and returns the unique set with a count of removed duplicates
- [Delx Commerce — Kelly Binary Fraction Calculator](https://www.zero.xyz/c/delx-commerce-kelly-binary-fraction-calculator-1d0f46a9/llms.txt): $0.001/call via x402. Computes the Kelly criterion fraction for a binary outcome bet given a true probability and a market price
- [Delx Commerce — Cookie Set-Header Parser](https://www.zero.xyz/c/delx-commerce-cookie-set-header-parser-c01a58c7/llms.txt): $0.001/call via x402. Parses a raw HTTP Set-Cookie header string and returns structured cookie attributes (name, value length, path, flags, SameSite) without retaining input data.
- [Delx Commerce Image Captioning API](https://www.zero.xyz/c/delx-commerce-image-captioning-api-22b6f812/llms.txt): $0.005/call via x402. Generates a plain-text caption describing the visual content of a base64-encoded image, paid per-result via USDC
- [Delx Commerce Prompt Injection Scan](https://www.zero.xyz/c/delx-commerce-prompt-injection-scan-99f06b3d/llms.txt): $0.002/call via x402. Scans arbitrary text for prompt injection attack signals and returns a risk score, severity level, and specific detected signals.
- [Delx Commerce Image Transform API](https://www.zero.xyz/c/delx-commerce-image-transform-api-e4e863d5/llms.txt): $0.001/call via x402. Resizes and re-encodes a base64-encoded image to a specified format (WebP, PNG, JPEG) and maximum dimension, returning a hosted URL and SHA256 hash, paid per-call via USDC on Base or Solana.
- [Delx Commerce Ticker Canonicalize](https://www.zero.xyz/c/delx-commerce-ticker-canonicalize-feb3bdff/llms.txt): $0.003/call via x402. Normalizes and canonicalizes a raw trading ticker string into its constituent parts and standard form (e.g. 'ETHUSDC' → 'ETH/USDC')
- [Delx Commerce — Image OCR (Tesseract)](https://www.zero.xyz/c/delx-commerce-image-ocr-tesseract-e836ef97/llms.txt): $0.01/call via x402. Extracts text from a base64-encoded PNG, JPEG, or WebP image using Tesseract 5, with no image stored or forwarded to third parties.
- [Delx Commerce — DNS DKIM Selector Check](https://www.zero.xyz/c/delx-commerce-dns-dkim-selector-check-2248d8a6/llms.txt): $0.001/call via x402. Checks whether a given DKIM selector exists and has a valid shape in DNS for a specified domain
- [Delx Commerce — HTTP Headers Inspector](https://www.zero.xyz/c/delx-commerce-http-headers-inspector-4c15a011/llms.txt): $0.01/call via x402. Fetches and analyzes HTTP response headers for a given URL, identifying present and missing security headers
- [Delx Commerce JSON Contract Check](https://www.zero.xyz/c/delx-commerce-json-contract-check-3df842be/llms.txt): $0.002/call via x402. Validates a JSON value against a bounded JSON Schema-like contract (type, required, properties, enum) and returns validation results with errors
- [Delx Commerce Weather Forecast API](https://www.zero.xyz/c/delx-commerce-weather-forecast-api-b09aacd7/llms.txt): $0.001/call via x402. Returns a multi-period US weather forecast for a given latitude/longitude coordinate using NOAA National Weather Service data, billed per call via USDC on Base or Solana.
- [Delx Commerce — Email MX Readiness Check](https://www.zero.xyz/c/delx-commerce-email-mx-readiness-check-386c40f5/llms.txt): $0.001/call via x402. Validates whether a set of DNS MX records indicate that a domain is ready and able to receive email.
- [Delx Commerce — Black-Scholes Delta Calculator](https://www.zero.xyz/c/delx-commerce-black-scholes-delta-calculator-a2fb7628/llms.txt): $0.001/call via x402. Computes Black-Scholes delta (call and put) for an option given spot, strike, volatility, time to expiry, and risk-free rate
- [Delx OpenAPI Breaking Change Detector](https://www.zero.xyz/c/delx-openapi-breaking-change-detector-2d694416/llms.txt): $0.002/call via x402. Compares two OpenAPI specifications and returns whether the new version introduces breaking changes, listing removed paths and methods.
- [Delx Commerce — EVM Calldata Shape Check](https://www.zero.xyz/c/delx-commerce-evm-calldata-shape-check-6f190bcb/llms.txt): $0.001/call via x402. Validates the structural shape and byte count of EVM calldata without retaining or executing it
- [Delx Commerce — CSV Rename Columns](https://www.zero.xyz/c/delx-commerce-csv-rename-columns-45f975fd/llms.txt): $0.001/call via x402. Renames columns in a CSV string according to a provided old-to-new column name mapping, returning the transformed CSV with updated headers.
- [Delx Commerce Contact Extractor](https://www.zero.xyz/c/delx-commerce-contact-extractor-77e63428/llms.txt): $0.01/call via x402. Extracts email addresses, phone numbers, social media links, and web manifest URL from a given website URL
- [Delx Commerce DNS Record Diff](https://www.zero.xyz/c/delx-commerce-dns-record-diff-66feb2af/llms.txt): $0.001/call via x402. Compares two sets of DNS records and returns a structured diff showing added, removed, and unchanged records
- [Delx Commerce CSV Delimiter Detect](https://www.zero.xyz/c/delx-commerce-csv-delimiter-detect-483416aa/llms.txt): $0.001/call via x402. Detects the most likely delimiter character (comma, tab, semicolon, pipe, etc.) used in a CSV text sample by scoring each candidate.
- [Delx Commerce — US Address Geocoder](https://www.zero.xyz/c/delx-commerce-us-address-geocoder-42976fe0/llms.txt): $0.001/call via x402. Converts a U.S. street address into geographic coordinates (latitude/longitude) using the U.S. Census Bureau Geocoder, via a pay-per-call API requiring no signup.
- [Delx Commerce — DNS SPF Lookup Budget Checker](https://www.zero.xyz/c/delx-commerce-dns-spf-lookup-budget-checker-880994a2/llms.txt): $0.001/call via x402. Parses a DNS SPF record string and checks whether the number of DNS-lookup-triggering mechanisms stays within a configurable budget limit
- [Delx Commerce Crypto News Search](https://www.zero.xyz/c/delx-commerce-crypto-news-search-3f88a8b9/llms.txt): $0.001/call via x402. Searches and retrieves recent cryptocurrency news headlines filtered by topic, timespan, and relevance using the GDELT Project as the data provider.
- [Delx Commerce — Remove Background](https://www.zero.xyz/c/delx-commerce-remove-background-26c9ff9c/llms.txt): $0.002/call via x402. Removes the background from an image, returning a transparent PNG with verifiable delivery, paid per-result in USDC via x402.
- [Delx Commerce — Tool Permission Audit](https://www.zero.xyz/c/delx-commerce-tool-permission-audit-d6e402e5/llms.txt): $0.003/call via x402. Audits a list of requested tool permissions against an allowed set, returning which are permitted or denied and whether least-privilege principles are satisfied.
- [Delx Commerce Sharpe Lite](https://www.zero.xyz/c/delx-commerce-sharpe-lite-2d2e9d07/llms.txt): $0.001/call via x402. Computes a lightweight Sharpe ratio from an array of returns, returning mean, standard deviation, and annualized risk-adjusted performance score.
- [Delx Commerce — Replace Background](https://www.zero.xyz/c/delx-commerce-replace-background-0f8493fd/llms.txt): $0.003/call via x402. Replaces the background of an uploaded image with a studio fill color, returning a new image URL via a pay-per-result API using USDC on Base or Solana.
- [Delx Commerce DNS DMARC Policy Parse](https://www.zero.xyz/c/delx-commerce-dns-dmarc-policy-parse-b4dd9aa5/llms.txt): $0.001/call via x402. Parses and validates a raw DMARC DNS TXT record string, extracting all policy directives and reporting whether the record is valid.
- [Delx Commerce — EVM Transaction Envelope Check](https://www.zero.xyz/c/delx-commerce-evm-transaction-envelope-check-527e023c/llms.txt): $0.001/call via x402. Validates EVM transaction envelope fields for a given transaction type, returning required fields, missing fields, and pass/fail status.
- [Delx Commerce — Standard Deviation Calculator](https://www.zero.xyz/c/delx-commerce-standard-deviation-calculator-bd5fd39a/llms.txt): $0.001/call via x402. Computes the population standard deviation (and mean, mode, count) for a supplied list of up to 10,000 numeric values, paid per-result in USDC via x402.
- [Delx Commerce — Budget Image Generation (x402)](https://www.zero.xyz/c/delx-commerce-budget-image-generation-x402-a4a213d0/llms.txt): $0.005/call via x402. Generates a budget-tier image from a text prompt using a fast SDXL model, paid per-result in USDC via x402 with no signup required.
- [Delx Commerce — Odds Format Chain Converter](https://www.zero.xyz/c/delx-commerce-odds-format-chain-converter-4d2803da/llms.txt): $0.001/call via x402. Converts decimal odds to American, fractional, and implied probability formats in a single API call
- [Delx Commerce — EVM Finality Depth Check](https://www.zero.xyz/c/delx-commerce-evm-finality-depth-check-e224354e/llms.txt): $0.001/call via x402. Checks whether a transaction included at a given EVM block height has reached finality based on a required confirmation depth
- [Delx Commerce Speech HD — High-Quality Text-to-Speech API](https://www.zero.xyz/c/delx-commerce-speech-hd-high-quality-text-to-speech-api-052fa142/llms.txt): $0.08/call via x402. Converts text into high-definition audio (WAV) using AI voice synthesis with configurable voice, emotion, pitch, speed, and language options, billed per result in USDC via x402.
- [Delx Commerce — OAuth Scope Auditor](https://www.zero.xyz/c/delx-commerce-oauth-scope-auditor-3f5bb096/llms.txt): $0.003/call via x402. Audits a set of OAuth scopes, identifying missing required scopes, excess scopes, and whether the set satisfies least-privilege principles
- [Delx Commerce EVM Calldata Selector Extract](https://www.zero.xyz/c/delx-commerce-evm-calldata-selector-extract-80442095/llms.txt): $0.001/call via x402. Extracts the 4-byte function selector from raw EVM calldata and validates its basic structure
- [Delx Commerce IBAN Checksum Validator](https://www.zero.xyz/c/delx-commerce-iban-checksum-validator-4c1b12f5/llms.txt): $0.001/call via x402. Validates an IBAN string by verifying its checksum, returning a boolean validity result
- [Delx Commerce Audio Transcription API](https://www.zero.xyz/c/delx-commerce-audio-transcription-api-97f955b4/llms.txt): $0.02/call via x402. Transcribes a base64-encoded WAV audio clip (up to 2 MiB / 60 seconds) to text using Whisper, paid per-call in USDC via x402 with no signup required.
- [Delx Commerce PDF Text Extraction](https://www.zero.xyz/c/delx-commerce-pdf-text-extraction-cd3733d0/llms.txt): $0.003/call via x402. Extracts plain text from a base64-encoded PDF file, returning the full text content with metadata, for $0.003 USDC per call via x402.
- [Delx Commerce — Seeded Multivariate Assignment](https://www.zero.xyz/c/delx-commerce-seeded-multivariate-assignment-0b9ed32a/llms.txt): $0.001/call via x402. Deterministically assigns a subject to one of N weighted variants using a seed, returning the selected variant and its index with cryptographic evidence of no data retention.
- [Delx Commerce — Forms Extract](https://www.zero.xyz/c/delx-commerce-forms-extract-db93e558/llms.txt): $0.01/call via x402. Extracts all HTML forms from a given webpage URL, returning structured data about each form's inputs, methods, and actions
- [Delx Commerce Seeded Tie-Break](https://www.zero.xyz/c/delx-commerce-seeded-tie-break-90981666/llms.txt): $0.001/call via x402. Deterministically selects one candidate from a list using a seed string, producing a verifiable, reproducible tie-breaking decision with no data retention.
- [Delx Commerce — JSON Null Prune](https://www.zero.xyz/c/delx-commerce-json-null-prune-4904fec8/llms.txt): $0.001/call via x402. Removes null-valued keys from a JSON object and returns the pruned object along with the list of removed keys
- [Delx Commerce Case Convert API](https://www.zero.xyz/c/delx-commerce-case-convert-api-43e2ef16/llms.txt): $0.001/call via x402. Converts a text string into a specified naming case format (snake_case, camelCase, PascalCase, kebab-case, etc.)
- [Delx Commerce — Simple CAGR Calculator](https://www.zero.xyz/c/delx-commerce-simple-cagr-calculator-f9c7fe3b/llms.txt): $0.001/call via x402. Computes the Compound Annual Growth Rate (CAGR) given a start value, end value, and number of years
- [Delx Commerce News Search (GDELT)](https://www.zero.xyz/c/delx-commerce-news-search-gdelt-6e3af306/llms.txt): $0.001/call via x402. Searches recent news articles via the GDELT Project, returning headlines and URLs matching a query within a configurable time window
- [Delx Commerce — Expected Calibration Error (ECE) Calculator](https://www.zero.xyz/c/delx-commerce-expected-calibration-error-ece-calculator-d1e5516b/llms.txt): $0.001/call via x402. Computes the Expected Calibration Error (ECE) of a set of binary forecast probabilities against observed outcomes, returning a calibration quality score.
- [Delx Commerce SSRF URL Audit](https://www.zero.xyz/c/delx-commerce-ssrf-url-audit-85b1f790/llms.txt): $0.003/call via x402. Audits a URL for SSRF (Server-Side Request Forgery) risk by checking if its hostname resolves to private, internal, or cloud metadata IP ranges
- [Delx Commerce DNS SPF Record Parse](https://www.zero.xyz/c/delx-commerce-dns-spf-record-parse-6b281702/llms.txt): $0.001/call via x402. Parses a raw DNS SPF record string into structured components including mechanisms, terminal directive, and DNS lookup count
- [Delx Commerce — Narrated Post Generator](https://www.zero.xyz/c/delx-commerce-narrated-post-generator-891eebac/llms.txt): $0.02/call via x402. Generates a narrated MP4 video by composing an AI-generated still image with AI voiceover speech from a text prompt and narration script
- [Delx Commerce — Odds Vig Strip (Overround Removal)](https://www.zero.xyz/c/delx-commerce-odds-vig-strip-overround-removal-46801541/llms.txt): $0.001/call via x402. Calculates the bookmaker's overround (vig) and returns fair no-vig implied probabilities from a pair of decimal odds.
- [Delx Commerce — Pricing Page Extract](https://www.zero.xyz/c/delx-commerce-pricing-page-extract-60ed4b1e/llms.txt): $0.01/call via x402. Extracts structured pricing signals from a given URL, returning tier types, form counts, and pricing model indicators like free trial, enterprise, and usage-based.
- [Delx BS Greeks Lite — Black-Scholes Options Greeks Calculator](https://www.zero.xyz/c/delx-bs-greeks-lite-black-scholes-options-greeks-calculator-93196a83/llms.txt): $0.001/call via x402. Computes Black-Scholes options Greeks (delta, gamma, theta, vega) for a given option using spot price, strike, volatility, time to expiry, and risk-free rate
- [Delx Commerce Login Surface Report](https://www.zero.xyz/c/delx-commerce-login-surface-report-0a03fd0d/llms.txt): $0.01/call via x402. Analyzes a URL to report its login surface metrics, including auth link count, password form count, and security headers present.
- [Delx Commerce — Black-Scholes d1 and d2 Calculator](https://www.zero.xy

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