# United States Inflation Rate (CPI)

United States Inflation Rate (CPI) was up 3.0% year on year in September 2025, compared with 2.9% in August 2025.
The level stood at 337.5 (index).
That is the highest reading since May 2024.
Among the 80 economies Makrognosis covers on this measure, it is the 25th lowest.
Over the past ten years it has ranged from 0.01% (Sep 2015) to 9.0% (Jun 2022), averaging 3.1%.

- Source agency: U.S. Bureau of Labor Statistics
- Makrognosis code: `US.CPI.M.SA`
- Frequency: monthly
- Units: index
- Coverage: 1996-01-01 to 2026-10-01 (369 observations)
- Page: https://makrognosis.robomacro.com/data/united-states/inflation-rate-cpi

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| October 2026 | 337.5 | — |
| September 2026 | 336.3 | — |
| August 2026 | 334.1 | — |
| July 2026 | 332.8 | — |
| June 2026 | 332.6 | — |
| May 2026 | 334.0 | — |
| April 2026 | 332.4 | — |
| March 2026 | 330.3 | — |
| February 2026 | 327.5 | — |
| January 2026 | 326.6 | — |
| December 2025 | 326.0 | — |
| November 2025 | 325.1 | — |
| September 2025 | 324.2 | 3.0 |
| August 2025 | 323.3 | 2.9 |
| July 2025 | 322.2 | 2.7 |
| June 2025 | 321.4 | 2.7 |
| May 2025 | 320.6 | 2.4 |
| April 2025 | 320.3 | 2.3 |
| March 2025 | 319.8 | 2.4 |
| February 2025 | 319.7 | 2.8 |
| January 2025 | 319.0 | 3.0 |
| December 2024 | 317.6 | 2.9 |
| November 2024 | 316.5 | 2.7 |
| October 2024 | 315.6 | 2.6 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/US.CPI.M.SA"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/US.CPI.M.SA",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```