Rates and Limits

Rates and Limits JSON API

Keyless, unauthenticated REST-style JSON API serving US tax, payroll, benefits, and wage figures with bundled provenance. Includes a self-describing catalog (index.json) and a bulk current-figures endpoint (latest.json).

GitHub

Documentation

📖
Documentation
https://ratesandlimits.com/api/
📖
APIReference
https://ratesandlimits.com/api/
📖
Authentication
https://raw.githubusercontent.com/api-evangelist/rates-and-limits/refs/heads/main/authentication/rates-and-limits-authentication.yml
📖
RateLimits
https://raw.githubusercontent.com/api-evangelist/rates-and-limits/refs/heads/main/rate-limits/rates-and-limits-rate-limits.yml

Other Resources

🔗
LLMsTxt
https://ratesandlimits.com/llms.txt
🔗
TermsOfService
https://ratesandlimits.com/terms
🔗
PrivacyPolicy
https://ratesandlimits.com/privacy
🔗
Support
https://ratesandlimits.com/contact
🔗
Conventions
https://raw.githubusercontent.com/api-evangelist/rates-and-limits/refs/heads/main/conventions/rates-and-limits-conventions.yml
🔗
Plans
https://raw.githubusercontent.com/api-evangelist/rates-and-limits/refs/heads/main/plans/rates-and-limits-plans-pricing.yml
🔗
Components
https://raw.githubusercontent.com/api-evangelist/rates-and-limits/refs/heads/main/components/rates-and-limits-components.yml
🔗
DataModel
https://raw.githubusercontent.com/api-evangelist/rates-and-limits/refs/heads/main/data-model/rates-and-limits-data-model.yml
🔗
Lifecycle
https://raw.githubusercontent.com/api-evangelist/rates-and-limits/refs/heads/main/lifecycle/rates-and-limits-lifecycle.yml
🔗
MCPServer
https://raw.githubusercontent.com/api-evangelist/rates-and-limits/refs/heads/main/mcp/rates-and-limits-mcp.yml
🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/rates-and-limits/refs/heads/main/apis.yml

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/rates-and-limits-json-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

API entry from apis.yml

apis.yml Raw ↑ 
name: Rates and Limits JSON API
description: Keyless, unauthenticated REST-style JSON API serving US tax, payroll, benefits, and wage
  figures with bundled provenance. Includes a self-describing catalog (index.json) and a bulk current-figures
  endpoint (latest.json).
humanURL: https://ratesandlimits.com/api/
baseURL: https://ratesandlimits.com/api/v1/
tags:
- Tax
- Payroll
- Benefits
- IRS
- minimum-wage
- Open Data
- Government
- Compliance
- Fintech
- HR
- Reference Data
- JSON
- llms-txt
tags_raw:
- tax
- payroll
- benefits
- irs
- minimum-wage
- open-data
- government
- compliance
- fintech
- hr
- reference-data
- json
- llms-txt
properties:
- type: Documentation
  url: https://ratesandlimits.com/api/
- type: APIReference
  url: https://ratesandlimits.com/api/
- type: LLMsTxt
  url: https://ratesandlimits.com/llms.txt
- type: TermsOfService
  url: https://ratesandlimits.com/terms
- type: PrivacyPolicy
  url: https://ratesandlimits.com/privacy
- type: Support
  url: https://ratesandlimits.com/contact
- type: Authentication
  url: authentication/rates-and-limits-authentication.yml
- type: Conventions
  url: conventions/rates-and-limits-conventions.yml
- type: RateLimits
  url: rate-limits/rates-and-limits-rate-limits.yml
- type: Plans
  url: plans/rates-and-limits-plans-pricing.yml
- type: Components
  url: components/rates-and-limits-components.yml
- type: DataModel
  url: data-model/rates-and-limits-data-model.yml
- type: Lifecycle
  url: lifecycle/rates-and-limits-lifecycle.yml
- type: MCPServer
  url: mcp/rates-and-limits-mcp.yml