# Services from x402-toolbox.swiftbotlab.workers.dev on Zero

> x402-toolbox.swiftbotlab.workers.dev serves 62 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/x402-toolbox.swiftbotlab.workers.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402-toolbox.swiftbotlab.workers.dev/health.json

## Services

- [Swift Bot Labs Color Utility](https://www.zero.xyz/c/swift-bot-labs-color-utility-44d43535/llms.txt): $0.003/call via x402. Parses a CSS/hex/named color string and returns its hex, RGB, and HSL representations plus optional WCAG contrast ratio against a second color.
- [Swift Bot Labs Toolbox – Web Robots.txt Checker](https://www.zero.xyz/c/swift-bot-labs-toolbox-web-robots-txt-checker-b36652ae/llms.txt): $0.005/call via x402. Fetches a site's robots.txt and checks whether a given URL path is allowed or disallowed for a specified user agent
- [Swift Bot Labs Toolbox – EVM Contract Inspector](https://www.zero.xyz/c/swift-bot-labs-toolbox-evm-contract-inspector-5813a651/llms.txt): $0.005/call via x402. Looks up on-chain metadata for an EVM smart contract address, including whether it is a proxy, its implementation address, and its bytecode size.
- [Swift Bot Labs Toolbox – Encode (Multi-Format String Encoding)](https://www.zero.xyz/c/swift-bot-labs-toolbox-encode-multi-format-string-encoding-076db443/llms.txt): $0.003/call via x402. Converts a string between any two of eight encoding formats (utf8, hex, base64, base64url, base32, base58, url, html) deterministically, paying per call in USDC via x402.
- [EVM Calldata Decoder](https://www.zero.xyz/c/evm-calldata-decoder-f8cf08c7/llms.txt): $0.005/call via x402. Decodes raw EVM transaction calldata into human-readable function signatures and typed arguments
- [Swift Bot Labs Toolbox – JSON to CSV Converter](https://www.zero.xyz/c/swift-bot-labs-toolbox-json-to-csv-converter-041b4e11/llms.txt): $0.003/call via x402. Converts a JSON array of objects into a CSV string, with optional nested-key flattening and configurable delimiter, paid per-call via x402/USDC.
- [Swift Bot Labs Toolbox – Currency Conversion](https://www.zero.xyz/c/swift-bot-labs-toolbox-currency-conversion-17514604/llms.txt): $0.005/call via x402. Converts a given amount from one currency to multiple target currencies using ECB reference rates, returning the converted values with date and source information.
- [Swift Bot Labs Toolbox – CSV to JSON Converter](https://www.zero.xyz/c/swift-bot-labs-toolbox-csv-to-json-converter-51a64d7a/llms.txt): $0.003/call via x402. Converts a CSV string into a structured JSON array, with automatic delimiter detection, optional header parsing, and type inference.
- [Swift Bot Labs Toolbox – EVM ABI Decode](https://www.zero.xyz/c/swift-bot-labs-toolbox-evm-abi-decode-aa9382d1/llms.txt): $0.003/call via x402. Decodes raw Ethereum ABI-encoded calldata or return values into typed, human-readable components given a function signature or type list.
- [Swift Bot Labs HTML Extract](https://www.zero.xyz/c/swift-bot-labs-html-extract-86115ff7/llms.txt): $0.005/call via x402. Extracts clean text, Markdown, and links from raw HTML, optionally converting to readable format
- [Swift Bot Labs EVM Selector Lookup](https://www.zero.xyz/c/swift-bot-labs-evm-selector-lookup-59d627f3/llms.txt): $0.005/call via x402. Resolves EVM function selectors (4-byte) and event topics (32-byte) to their human-readable ABI signatures
- [Swift Bot Labs x402 Check](https://www.zero.xyz/c/swift-bot-labs-x402-check-6b4c365d/llms.txt): $0.01/call via x402. Checks whether a given URL is a live, valid x402 pay-per-call endpoint and returns its payment parameters, pricing, and health status.
- [Swift Bot Labs Toolbox – IP CIDR Contains Check](https://www.zero.xyz/c/swift-bot-labs-toolbox-ip-cidr-contains-check-969d315e/llms.txt): $0.003/call via x402. Checks whether one or more IP addresses fall within one or more CIDR network blocks, returning per-IP match results.
- [Swift Bot Labs URL Parser](https://www.zero.xyz/c/swift-bot-labs-url-parser-b01685e2/llms.txt): $0.003/call via x402. Parses, normalizes, and strips tracking parameters from a URL, returning its components (scheme, host, path, query, fragment) and a clean version.
- [Swift Bot Labs DNS Reverse Lookup](https://www.zero.xyz/c/swift-bot-labs-dns-reverse-lookup-8fa4c7a5/llms.txt): $0.005/call via x402. Performs a reverse DNS lookup for an IPv4 or IPv6 address, returning PTR hostname(s) and forward-confirmation status
- [Swift Bot Labs Toolbox – Web Extract](https://www.zero.xyz/c/swift-bot-labs-toolbox-web-extract-6b49eba1/llms.txt): $0.01/call via x402. Fetches a URL and returns its content as cleaned markdown, plain text, or both, stripping nav/header/footer boilerplate
- [Swift Bot Labs Toolbox – JSON Schema Validate](https://www.zero.xyz/c/swift-bot-labs-toolbox-json-schema-validate-2ab2bc67/llms.txt): $0.003/call via x402. Validates any JSON value (or JSON-parseable string) against a provided JSON Schema and returns a list of validation errors with paths and keywords
- [Swift Bot Labs Toolbox – EVM Token Info](https://www.zero.xyz/c/swift-bot-labs-toolbox-evm-token-info-bd15ba4d/llms.txt): $0.005/call via x402. Looks up ERC-20 token metadata (name, symbol, decimals, total supply) for a given contract address on a supported EVM chain
- [Swift Bot Labs EVM Balance Checker](https://www.zero.xyz/c/swift-bot-labs-evm-balance-checker-91a11f51/llms.txt): $0.005/call via x402. Fetches native and ERC-20 token balances for a given EVM wallet address on a specified blockchain network
- [EVM Message Signature Verifier](https://www.zero.xyz/c/evm-message-signature-verifier-6f41b1a4/llms.txt): $0.003/call via x402. Verifies an Ethereum message signature and recovers the signer address, confirming whether it matches a given EVM address
- [Swift Bot Labs Text Diff](https://www.zero.xyz/c/swift-bot-labs-text-diff-fc8bc3b1/llms.txt): $0.003/call via x402. Computes a unified text diff between two strings, returning added/removed line counts and a unified diff patch
- [Swift Bot Labs Toolbox – JSON Diff](https://www.zero.xyz/c/swift-bot-labs-toolbox-json-diff-4dba2007/llms.txt): $0.003/call via x402. Computes a JSON diff (RFC 6902-style patch operations) between two JSON values, returning the list of add/replace/remove operations and whether the values are equal.
- [Swift Bot Labs Toolbox – Time Difference Calculator](https://www.zero.xyz/c/swift-bot-labs-toolbox-time-difference-calculator-2b799239/llms.txt): $0.003/call via x402. Computes the difference between two timestamps, returning total seconds, days, business days, and a human-readable breakdown (years, months, days).
- [Swift Bot Labs Toolbox – DNS DMARC Record Lookup](https://www.zero.xyz/c/swift-bot-labs-toolbox-dns-dmarc-record-lookup-68030019/llms.txt): $0.005/call via x402. Looks up and parses the DMARC DNS record for a given domain, returning policy, alignment settings, pct, and any configuration issues.
- [Swift Bot Labs EVM Function Selector Calculator](https://www.zero.xyz/c/swift-bot-labs-evm-function-selector-calculator-e1ae5898/llms.txt): $0.003/call via x402. Computes the 4-byte EVM function selector and 32-byte topic hash from a Solidity function signature string
- [Swift Bot Labs Toolbox – Time Zone Converter](https://www.zero.xyz/c/swift-bot-labs-toolbox-time-zone-converter-ad28004b/llms.txt): $0.003/call via x402. Converts a given time from one IANA timezone to one or more target IANA timezones, returning UTC, Unix timestamp, and localized results.
- [Swift Bot Labs Toolbox – Email Security Checker](https://www.zero.xyz/c/swift-bot-labs-toolbox-email-security-checker-a9b29c18/llms.txt): $0.02/call via x402. Checks a domain's email security configuration (MX, SPF, DKIM, DMARC, MTA-STS) and returns a letter grade with actionable fix suggestions
- [Swift Bot Labs Toolbox – Text Transform](https://www.zero.xyz/c/swift-bot-labs-toolbox-text-transform-43e08e9c/llms.txt): $0.003/call via x402. Applies one of 15 deterministic string transformations (slugify, camelCase, snake_case, sort lines, strip HTML, etc.) to a text input, returning the transformed result.
- [Swift Bot Labs ENS Resolver](https://www.zero.xyz/c/swift-bot-labs-ens-resolver-7eafc997/llms.txt): $0.005/call via x402. Resolves an ENS name to its Ethereum address and metadata, or reverse-resolves an Ethereum address to its ENS name, paying per call in USDC via x402.
- [Swift Bot Labs Toolbox – JSON Format](https://www.zero.xyz/c/swift-bot-labs-toolbox-json-format-e488b91c/llms.txt): $0.003/call via x402. Formats, minifies, or canonicalizes a JSON string and returns structural metadata (byte size, depth, node count, validity).
- [Swift Bot Labs Toolbox – Cron Next Occurrence Calculator](https://www.zero.xyz/c/swift-bot-labs-toolbox-cron-next-occurrence-calculator-24a3cf7a/llms.txt): $0.003/call via x402. Computes the next N scheduled fire times for a cron expression, optionally anchored to a specific start time and timezone.
- [Swift Bot Labs Toolbox – Domain RDAP Lookup](https://www.zero.xyz/c/swift-bot-labs-toolbox-domain-rdap-lookup-77f1a6ea/llms.txt): $0.01/call via x402. Queries the RDAP (Registration Data Access Protocol) for a domain name, returning registrar, status flags, creation/expiry dates, nameservers, DNSSEC status, and domain age.
- [Swift Bot Labs EVM Transaction Decoder](https://www.zero.xyz/c/swift-bot-labs-evm-transaction-decoder-1f25794a/llms.txt): $0.01/call via x402. Looks up and decodes an EVM blockchain transaction by hash, returning decoded method signature, token transfers, fee, status, and parties involved.
- [Swift Bot Labs Toolbox – Web HTTP Headers Checker](https://www.zero.xyz/c/swift-bot-labs-toolbox-web-http-headers-checker-704eddd8/llms.txt): $0.005/call via x402. Fetches HTTP response headers for a given URL and grades its security header configuration, including redirect chain and response time.
- [Swift Bot Labs EVM Gas Price Lookup](https://www.zero.xyz/c/swift-bot-labs-evm-gas-price-lookup-c93f6ede/llms.txt): $0.003/call via x402. Returns current gas price, base fee, priority fee, and estimated transfer costs for a specified EVM-compatible blockchain network
- [Swift Bot Labs IBAN Validator](https://www.zero.xyz/c/swift-bot-labs-iban-validator-3a7ebfae/llms.txt): $0.003/call via x402. Validates an IBAN string, returning validity status, detected issues, country code, sort code, and both formatted and normalized representations.
- [Swift Bot Labs Toolbox – EVM ABI Encode](https://www.zero.xyz/c/swift-bot-labs-toolbox-evm-abi-encode-98c5ecd4/llms.txt): $0.003/call via x402. Encodes function call data into ABI-encoded hex bytes from a Solidity function signature or explicit type/value arrays, suitable for on-chain transaction calldata.
- [Swift Bot Labs Toolbox – DNS SPF Lookup](https://www.zero.xyz/c/swift-bot-labs-toolbox-dns-spf-lookup-fc475809/llms.txt): $0.008/call via x402. Fetches and analyzes the SPF (Sender Policy Framework) DNS record for a given domain, reporting the policy, DNS lookup count, and any configuration issues.
- [Swift Bot Labs Toolbox – HMAC Signature Generator](https://www.zero.xyz/c/swift-bot-labs-toolbox-hmac-signature-generator-fa51ca2d/llms.txt): $0.003/call via x402. Computes an HMAC signature for a message using a secret key and optionally verifies it against an expected signature, returning hex and base64 encodings.
- [Swift Bot Labs JWT Decode & Verify](https://www.zero.xyz/c/swift-bot-labs-jwt-decode-verify-362ee3e0/llms.txt): $0.003/call via x402. Decodes a JWT token into its header, payload, and timestamp fields, and optionally verifies its HMAC signature against a provided secret.
- [Swift Bot Labs Toolbox – Hash](https://www.zero.xyz/c/swift-bot-labs-toolbox-hash-43c41a10/llms.txt): $0.003/call via x402. Computes one or all cryptographic hash digests (MD5 through BLAKE3/Keccak256) for a given data string, with configurable input and output encodings.
- [Swift Bot Labs Toolbox – Text Stats](https://www.zero.xyz/c/swift-bot-labs-toolbox-text-stats-48793520/llms.txt): $0.003/call via x402. Analyzes a text string and returns word count, sentence count, character count, top keywords, Flesch Reading Ease score, and estimated reading time.
- [Swift Bot Labs Email Validate](https://www.zero.xyz/c/swift-bot-labs-email-validate-13095bc8/llms.txt): $0.005/call via x402. Validates an email address for syntax, MX records, disposability, free-provider status, and typo corrections
- [Swift Bot Labs DNS MX Record Lookup](https://www.zero.xyz/c/swift-bot-labs-dns-mx-record-lookup-20ee2bc7/llms.txt): $0.005/call via x402. Looks up MX (mail exchanger) DNS records for a domain and returns mail server hosts, priorities, TTLs, inferred email provider, and whether the domain accepts email.
- [Swift Bot Labs Toolbox – IP CIDR Aggregation](https://www.zero.xyz/c/swift-bot-labs-toolbox-ip-cidr-aggregation-526a060a/llms.txt): $0.003/call via x402. Aggregates and summarizes a list of CIDR blocks or individual IPs into the minimal set of covering supernets, reporting input/output counts and any invalid entries.
- [Swift Bot Labs Toolbox – Web Links Extractor](https://www.zero.xyz/c/swift-bot-labs-toolbox-web-links-extractor-44b0a0b5/llms.txt): $0.008/call via x402. Extracts all hyperlinks from a given webpage URL, returning href, anchor text, rel attribute, scheme, and internal/external classification for each link
- [Swift Bot Labs Toolbox – UUID Generator & Parser](https://www.zero.xyz/c/swift-bot-labs-toolbox-uuid-generator-parser-05a276c2/llms.txt): $0.003/call via x402. Generates one or more UUIDs (v4 or v7) or parses a given UUID string, returning structured results with no API key required.
- [Swift Bot Labs Toolbox – User-Agent Parser](https://www.zero.xyz/c/swift-bot-labs-toolbox-user-agent-parser-249a3c6c/llms.txt): $0.003/call via x402. Parses a User-Agent string and returns structured metadata including browser, OS, device type, and bot classification
- [Swift Bot Labs Toolbox – Web Metadata Extractor](https://www.zero.xyz/c/swift-bot-labs-toolbox-web-metadata-extractor-1aa9808e/llms.txt): $0.008/call via x402. Fetches and returns Open Graph tags, SEO signals (H1 count, title length), favicon URL, and page title for any given URL via a pay-per-call GET request.
- [Swift Bot Labs EVM Address Validator](https://www.zero.xyz/c/swift-bot-labs-evm-address-validator-efb8c40b/llms.txt): $0.003/call via x402. Validates an Ethereum/EVM address and returns its canonical lowercase, ERC-55 checksummed form, zero-address flag, and whether

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