Heffl Free Tools

Last 30 days

Uptime

100%

Response time

177 ms typical, 177 ms slowest 5%

Last check

2 h ago

Next check

in 4 h

How to call it

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "heffl-free-tools": {
      "type": "http",
      "url": "https://api.heffl.com/api/public-tools/mcp"
    }
  }
}

15 tools

• email_verify

  Check one email's syntax, mail routing, disposable/free-provider/role flags, and SMTP recipient acceptance. Sends no email. DNS alone does not verify a mailbox. unknown means inconclusive or mailbox not checked; likely_deliverable is evidence, not a delivery guarantee. No login o

• photography_pricing

  Calculate session price, costs, profit and per-photo price. Margin is a percentage of selling price; currency-neutral, no conversion. Free, no authentication required. Rate limited.

• freelance_rate

  Calculate sustainable rates. margin is a percentage buffer added to annual income plus overhead, matching the website. All money must use the same currency. Free, no authentication required. Rate limited.

• agency_pricing

  Calculate project price from labor, overhead and risk buffer. margin is percentage of selling price; overhead and riskBuffer are percentage additions. Free, no authentication required. Rate limited.

• business_days

  Count weekdays between dates or add/subtract days. UTC dates, Monday–Friday; start included and end excluded unless includeEnd. Offset excludes start. Public holidays are not excluded. Free, no authentication required. Rate limited.

• risk_assessment

  Score user-supplied risks using likelihood × impact (1–5). Low <=6, medium <=14, high >=15. Does not infer likelihood or impact. Free, no authentication required. Rate limited.

• coaching_agreement

  Generate the website's coaching agreement as plain text. Missing text fields use placeholders. Draft only; legal review may be needed. Free, no authentication required. Rate limited.

• retainer_agreement

  Generate the website's monthly retainer agreement as plain text. Missing text fields use placeholders. Draft only; legal review may be needed. Free, no authentication required. Rate limited.

• uae_vat

  Estimate standard 5% UAE VAT in AED, inclusive or exclusive. Does not classify exempt or zero-rated supplies. Free, no authentication required. Rate limited.

• uae_corporate_tax

  Estimate standard UAE corporate tax on already-adjusted taxable income in AED: 0% up to 375000 and 9% above. Does not determine deductions, free-zone rules, relief or multinational minimum tax. Free, no authentication required. Rate limited.

• uae_gratuity

  AED estimate for covered private-sector full-time foreign workers using monthly basic salary, at least one year service, 21 days for first five years then 30; capped at 24 months basic salary. Assumes continuous service without unpaid leave; no deductions or alternative schemes a

• uae_real_estate_vat

  Estimate VAT on ordinary commercial/residential property in AED, not transfer fees. Residential zero-rating requires FIRST supply within three years of completion; other residential supply exempt. No mixed-use or specialist properties. Free, no authentication required. Rate limit

• quotation_generate

  Generate quotation JSON and plain-text draft with percentage discounts per item and tax on discounted amounts. Does not save, send, or render PDF; website provides visual export. Currency is a label, no FX conversion. Free, no authentication required. Rate limited.

• sow_generate

  Generate a scope-of-work draft using the existing Heffl DeepSeek service. Returns untrusted HTML, not legal advice. Drafts may infer details; verify before use. Provider configuration required server-side. Free, no authentication required. Rate limited.

• whatsapp_generate

  Generate a business WhatsApp message draft using Heffl's DeepSeek service. Only drafts text; never sends messages. Provider configuration required server-side. Free, no authentication required. Rate limited.

Security scan

• No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

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