Can Claude do it?
Straight answers. What Claude does on its own, where its training data runs out, and the free server that fills the gap.
Live data and new rules
Things that change after a model is trained, and exact math a model tends to get wrong. Each page shows a real call to the server. Most need no token; the time zone and currency servers use a free token.
- Can Claude check the current gold price?
Not from memory.
- Can Claude check lake levels?
Not on its own.
- Can Claude look up the current minimum wage?
Partly.
- Can Claude calculate the no tax on overtime deduction?
Only if its training includes the July 2025 law, and many Claude versions were trained before it or know it only in outline.
- Can Claude adjust a price for inflation?
It can do the formula, but it does not know the latest CPI.
- Can Claude look up GSA per diem rates?
Not reliably from memory.
- Can Claude calculate a 2026 mileage deduction?
It can multiply, but it may use the wrong rate.
- Can Claude count business days?
It often gets them wrong.
- Can Claude look up the 2027 401(k) limits?
Not yet, and no tool can: on November 3, 2026 the IRS had not announced the 2027 401(k) and IRA limits.
- Can Claude check the current silver price?
Not from memory.
- Can Claude check river levels?
Not on its own.
- Can Claude tell me my SAT percentile?
Roughly, from an older year.
- Can Claude convert cups to grams?
Partly.
- Can Claude calculate DSCR for a rental loan?
Yes, if you give it every number, but the loan payment math is where long answers slip.
- Can Claude calculate my take-home pay?
It gets close, but the small numbers drift.
- Can Claude work out UK take-home pay for 2026/27?
Roughly.
- Can Claude calculate my 2026 ACA premium tax credit?
Not safely from memory.
- Can Claude calculate calories and nutrition for a recipe?
It estimates, and the estimate can be off.
- Can Claude look up 2026 AP score distributions?
Not the 2026 ones from memory.
- Can Claude calculate a Section 179 deduction?
Not with current limits from memory.
- Can Claude calculate the car loan interest deduction?
Only if it knows the 2025 law, and many Claude versions don't, or know it only in outline.
- Can Claude find the subdomains of a website?
Not on its own.
- Can Claude calculate A/B test sample size?
It knows the formula, but the exact number is easy to get wrong.
- Can Claude calculate a RAP student loan payment?
Not reliably.
- Can Claude tell the time in another time zone?
Not by itself.
- Can Claude convert currency at today's exchange rate?
Not from memory.
- Can Claude convert raw to cooked weight?
Only roughly.
- Can Claude calculate vegetable yield after peeling and trimming?
It guesses.
Files and documents
- Can Claude open zip files?
Not in most chat apps on its own. Here's what works out of the box, what needs a tool, and a 1-minute setup to inspect and extract zips in Claude.
- Can Claude create Excel files?
Yes, with one connector. What Claude does out of the box, the part that needs a tool, and a 1-minute setup for real .xlsx files in Claude and Cursor.
- Can Claude create Word documents?
Yes, as a real .docx file. What Claude does out of the box, the part that needs a tool, and a 1-minute setup for Claude and Cursor.
- Can Claude make a PDF?
Yes, with one connector. What Claude does out of the box, the part that needs a tool, and a 1-minute setup to get a real PDF in Claude and Cursor.