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Tools.Town API

49+ tools. One REST surface.

Authenticate with a Bearer API key, call https://api.tools.town, and use the same key with our MCP gateway. Free monthly pools included — buy prepaid credits only when you need more.

49+ live endpoints
Free monthly compute & image pools
REST + MCP with one API key
Prepaid packs — no subscription
OpenAPI + per-tool docs
Usage dashboard in your account
Get API Key View Documentation
{ } API

curl -G "https://api.tools.town/v1/calculators/emi"

-H "Authorization: Bearer YOUR_API_KEY"

--data-urlencode "principal=500000"

EMI Calculator API

GET /v1/calculators/emi

200 OK
JSON
49

Live endpoints

500

Free compute units/mo

50

Free image units/mo

60/min

Rate limit (RPM)

REST + MCP

Same API key

Popular API tools

View all 49 tools

Age Calculator

Calculate your exact age in years, months, and days from any birth date — plus next birthday countdown.

GET /v1/date/age

Binary Converter

Convert integers between binary, octal, decimal, hex — BigInt-precise so values past 2^53 work without rounding. Accepts 0b/0o/0x prefixes.

GET /v1/converters/base

BMI Calculator

Calculate your Body Mass Index and find your healthy weight range — metric and imperial.

GET /v1/calculators/bmi

Border Radius Generator

Visually craft CSS border-radius with per-corner sliders, live preview, unit toggle (px/em/rem/%), and shorthand collapsing.

POST /v1/design/border-radius

Case Converter

Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case and more instantly.

POST /v1/text/case-converter

44+ more

Browse the full API catalog with filters.

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Simple, transparent pricing

Free pools every month. Prepaid packs when you exceed them — no subscriptions.

Free tier

Logged-in free quota per cost class (compute / image).

₹0

500 compute units/mo

  • 500 compute units/month (shared pool)
  • 50 image units/month
  • API key required
  • Same limits for REST + MCP
Get API Key
Popular

API request packs

Prepaid api_request credits when free pool is exhausted.

from ₹99

weighted units

  • 10,000 units — ₹99
  • 100,000 units — ₹699
  • T0 tools = 1 unit; heavier tools cost more
  • Works with n8n, Zapier, MCP
Buy API credits
Popular

AI text credits

Token credits for the AI text endpoints.

₹149

metered per call

  • 10,000 AI tokens — ₹149
  • Metered per model and call
  • Usage dashboard included
  • Email support
Buy tokens

Custom / Business

Higher volume, invoicing, or a tool built for your org.

Let's talk

custom volume

  • Volume pricing on packs
  • Priority support
  • Custom tools & white-label options
Contact us
Full pricing details

Try the API

Send a real request to https://api.tools.town with your API key.

GET /v1/calculators/emi

Integrations

OpenAPI spec, REST docs, and MCP on the same platform.

OAS
OpenAPI
Open
REST docs
Open
MCP
MCP
Open
cURL
Open

Use cases

SaaS Platforms

Embed calculators and converters in your product.

Automation

Wire tools into n8n, Zapier, or custom workflows.

Browser Extensions

Call the same endpoints from extensions.

Mobile Apps

Lightweight JSON APIs for native clients.

Read the docs

Quick start

  1. 1
    Create an API key at account/api-keys with tools:compute scope.
  2. 2
    Call an endpoint — e.g. GET https://api.tools.town/v1/calculators/emi
  3. 3
    Track usage on account/usage (API tab).

Ready to integrate?

49 live endpoints · free monthly pools · MCP ready

Get API Key Browse API catalog