Tools / Tax Reference / Use Cases / Look Up Tax Brackets

Look Up Tax Brackets

Get current federal income tax brackets and calculate marginal and effective rates for any income level.

Tool
Tax Reference icon
Tax Reference

Tax brackets change every year with inflation adjustments, and most people have no idea where the thresholds currently sit. The difference between knowing your marginal rate and guessing it can mean badly structured compensation, wrong withholding, or missed income-shifting opportunities that push dollars into a lower bracket.

Tax Reference provides the current year's federal income tax brackets for all filing statuses. Enter an income level and it returns the marginal rate, the effective rate, and a breakdown of how much tax falls in each bracket — the full picture, not just the top rate.

Financial planners, HR teams calculating withholding, and individuals approaching a bracket boundary use this to make rate-informed decisions rather than working from memory or last year's numbers.

Agent Guides

Claude

  1. Connect ToolRouter to Claude: claude mcp add toolrouter -- npx -y toolrouter-mcp
  2. Ask Claude: "What are the current federal income tax brackets for married filing jointly?"
  3. Claude returns the current year brackets with thresholds
Read full guide →

ChatGPT

  1. Add ToolRouter to ChatGPT using the MCP JSON configuration
  2. Ask: "What are the current federal income tax brackets?"
  3. ChatGPT returns current brackets with plain-language context
Read full guide →

Copilot

  1. Add ToolRouter to your Copilot MCP configuration
  2. In Copilot Chat: "Fetch current federal income tax brackets for all filing statuses"
  3. Copilot returns structured bracket data with thresholds and rates
Read full guide →

OpenClaw

  1. Connect ToolRouter to OpenClaw: openclaw mcp add toolrouter -- npx -y toolrouter-mcp
  2. Ask: "Get the current federal income tax brackets for single filers"
  3. OpenClaw returns current brackets with rate and threshold data
Read full guide →

Related Use Cases

Open Check Capital Gains Tax Rates

Check Capital Gains Tax Rates

Look up current long-term and short-term capital gains rates by income level and filing status.

Tax Reference icon
Tax Reference
4 agent guides
Open Look Up Retirement Contribution Limits

Look Up Retirement Contribution Limits

Get the current year contribution limits for 401(k), IRA, HSA, and other tax-advantaged retirement accounts.

Tax Reference icon
Tax Reference
4 agent guides