1,110 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Email list hygiene report for up to 50 addresses in one $0.01 call: duplicates, invalid syntax, disposable domains, role addresses, free-webmail share, domains without MX, and a keep / review / remove split. Clean a sign...
DMARC record parser and validator: paste any DMARC TXT string and get the policy, subdomain policy, percentage, report addresses, alignment modes, whether it enforces, and warnings for common mistakes (p=none, missing ru...
Catch-all mailbox hint (no SMTP probing): estimates whether a domain accepts mail to any address, from provider defaults (Google Workspace/Microsoft 365 usually reject unknown users; many small hosts and Cloudflare Email...
Mail provider detection for a domain: the primary inbound provider from MX (Google Workspace, Microsoft 365, Proofpoint, Zoho, Proton, iCloud, GoDaddy, IONOS...) and the sending services authorised in SPF (SendGrid, Mail...
Validate a email: tests the value against a well-known email pattern and returns valid true/false, the pattern used (so you can reuse it), and, when it fails, the first character position that breaks the rule. Format val...
Check if an email address is real and deliverable: syntax check, MX records and disposable-domain detection, with a verdict.
Hash a string: sha256, sha512, sha1, md5, CRC32, base64 checksum - crypto hash API for UTF-8 text
Detect language, formality and tone of a text with confidence scores. Deterministic heuristics + compact wordlists. Returns iso_639-1 + register. — $0.001 USDC/call on eip155:8453. Pay-per-call via x402 — no API key, no...
Email deliverability audit for a domain: MX records, parsed SPF with qualifier grading, DMARC policy grade, DKIM selector probing (12 common selectors), and DNSBL reputation checks (dronebl, SpamCop, Barracuda, Spamhaus)...
Generate a SHA-256 cryptographic hash from UTF-8 text
Validate email address: checks syntax, whether the domain exists and accepts mail (MX records), disposable or temporary email domains, role addresses (info@, admin@), free webmail providers and SPF/DMARC presence, then r...
Bulk company lookup: run one tool (tech stack, open jobs, hiring intent, Google Ads or company profile) on many domains with one payment. Step 1 (free): send {tool, domains}; every domain is checked and you get each stat...
SPF flattener: recursively expands a domain's SPF includes and redirects into the final list of authorised IPv4/IPv6 ranges and returns a flattened record. Fix the 10-lookup limit or audit exactly which networks may send...
Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router (/v1/x402-broker) — Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall.
A2A, MCP & HTTP 402 Endpoint SLA Compliance Auditor (/v1/x402-audit) — Audits any remote agent or MCP URL for JSON-RPC compliance, latency SLA, OpenAPI schema, and HTTP 402 settlement headers.
Coding Agent GitHub Repo, Dependency & License Security Auditor (/v1/github-audit) — Evaluates any GitHub repository for license risk, maintenance velocity, stars/forks, and supply-chain security before code execution.
Zero-Bloat A2A Live Web Search & Tech News Grounding (/v1/serp-extract) — Executes live Google News RSS + HackerNews Algolia search queries and returns clean, token-pruned results with zero ad bloat.
B2A Email Deliverability, MX, SPF & DMARC Verifier (/v1/email-verify) — Validates email syntax, disposable/burner provider status, role accounts, and live DNS MX/SPF/DMARC records.
AgentDiet Semantic Distillation (/v1/distill) — Strips 85-97% of HTML token bloat
Universal A2A & MCP Tool Discovery, Safe-Proxy & Swarm Router (/v1/x402-broker) — Single-connection meta-router indexing 500+ MCP servers & A2A tools with 85% token compression and Prompt-Guard firewall.
Base EVM & Solana Smart Contract Security Scanner (/v1/onchain-risk) — Audits any Base EVM 0x contract or Solana SPL Mint for proxy patterns, GoPlus honeypot flags, and freeze authority.
A2A, MCP & HTTP 402 Endpoint SLA Compliance Auditor (/v1/x402-audit) — Audits any remote agent or MCP URL for JSON-RPC compliance, latency SLA, OpenAPI schema, and HTTP 402 settlement headers.
Is this URL alive? Real fetch with redirect chain, TLS, latency and body hash, returned as signed evidence.
Email address check for AI agents (signups, outreach, fraud screening): RFC syntax, disposable / role / free-provider detection, MX and null-MX, SPF/DMARC of the domain, domain age via RDAP, parking, verdict (valid | ris...