All services

Pay-per-call agent tools over x402: site audits, llms.txt generation, wallet watch, catalog.

32 creative AI tools (18 free) for agents: generate, upscale, mockup, print, watermark.

Research GTM triggers: new NIH grants by PI/institution and new clinical trials by sponsor/phase.

Find the cheapest EVM chain across up to 9 networks with savings %. Pay-per-call via x402 on Base.

Shared project context for AI agents and teams: docs, tasks, and messages that stay current.

Public, read-only professional profile and current availability for Alex Polonsky.

Link compounds to protein targets, rank bioactivity, and look up drug mechanisms and indications.

Accountless public-source, SEC Form D and OFAC tools with x402 USDC payment on Base.

Scan a website for vulnerabilities: OWASP Top 10, CVEs, SSL, headers - with plain-English fixes

Block data on Base, Optimism or Ethereum Mainnet: number, hash, timestamp (unix + ISO), baseFee (wei + gwei), gasUsed/gasLimit, transactionCount, proposer and size for latest, earliest or any block number — the network snapshot call (proof of time, network cost and activity) before sending anything

CISA cybersecurity advisories & ICS analysis: new alerts, KEV adds, OT remediation guidance.

GibsonAI MCP server: manage your databases with natural language

Annuaire vérifié des serveurs MCP : ce qui est mort, protégé ou en retard de spec.

Address-level building-permit intelligence. One call, one address returns normalized permit history, activity signals, and a decision-ready verdict with cited public records. Covers san francisco, seattle, austin, nyc, chicago, los angeles, new orleans.

Read-only MCP for provider identity, runtime, API, MCP, A2A, and x402 trust checks.

Find 76,000+ curated healthcare service vendors across 25 categories and all 50 US states.

Goal-directed email outreach: research, draft, send, triage replies. Real data, never fabricated.

Machine-payable token-safety intelligence for AI agents: A+-F risk verdicts, pre-graduation Solana signals, authority checks, wallet portfolio audits, trend radar, provider-risk grades and safety datasets. Paid per call over the x402 protocol (USDC; charge-on-success only) - no key, no account. A free scan_token tool is exposed on the hosted MCP server, and a free web scanner lives at https://hostdefi.com/scan (fair use: 100 checks/day per IP).

Prose linter + AI-slop detector: weasel words, passive voice, hedging, and research-cited AI tells

Verified 2026 Canadian payroll math: employer total cost, employee take-home, net-to-gross. Free.

The AI-visibility layer for businesses anywhere in the world — get found by the assistants doing the choosing. Live AI-visibility check with verbatim site evidence ($0.50: robots.txt AI-crawler rules, llms.txt, Schema.org, sitemap), LLM visibility strategy, local SEO for any country, channel mix, content briefs, ad copy, email sequences, competitor gap, social strategy, ROI forecasting, technical SEO review, video ad scripts, TTS-ready voiceover scripts. 15 endpoints, pay-per-query via x402 — no API keys, no subscriptions.

Identify AI crawlers by user-agent or IP, and build the robots.txt that matches your stance.

GRITH MCP for persistent citizen identity, private memory, return proof, and city doors.

Threat modeling, code, API & cloud security, shadow-AI & compliance governance.