Vietnam CPI / Inflation Rate YoY YTD

Prices · Monthly series · EC-VN-IRYY

Latest, October 2026

4.6%

+0.06pp from September 2026

Open interactive chartCPI / Inflation Rate YoY YTD in the app

Forecast

Forecast for October 2027: 4.6%, with an 80% interval of 2.8% to 7.3%.

Forecast path. Intervals are shown where available.
PeriodForecast80% low80% high
November 20264.6%4.4%4.9%
December 20264.7%4.2%5.4%
January 20274.7%0.5%10.7%
February 20274.8%2.1%8.3%
March 20274.7%2.7%7.5%
April 20274.7%1.7%8.7%
May 20274.7%2.5%7.7%
June 20274.7%2.7%7.3%
July 20274.6%3.0%7.0%
August 20274.6%3.2%6.8%
September 20274.6%2.9%7.1%
October 20274.6%2.8%7.3%

Model: Agentic Investor TSFM (foundation model). Forecast generated 2026-11-12.

AI confidence

Supported evidence

The point forecast beat the no-change baseline overall and in a majority of the evaluated tests.

Model: Agentic Investor TSFM (foundation model)

Accuracy vs naive
+17%Beats the no-change baseline over 12 tests (12 tests, 9 won)
Direction
77%No clear edge over a coin flip (111 of 144 calls right in 12 tests)
Turning points
4 of 27Anticipated some turns (27 turns in 12 tests, 0 without a turn)
Error vs baseline
17% lowerError ratio 0.83; 1.00 is a tie.
Tests won
9 / 12Complete rolling backtests; ties count as no win.
Test period
2014-11-01 to 2026-10-0112 observations ahead per test.
80% band coverage
78%Observed outcomes inside the band across all stored test windows.
How this assessment is made

AI confidence describes historical evidence for this forecast, not a probability of being correct. Each backtest fits on data available before its test window. The baseline carries the last value forward. Supported evidence requires at least six complete, non-overlapping tests, an error ratio below 0.90 (rounded to two decimals), and wins in a majority of tests. Ratios from 0.90 to below 1.10 are on par; 1.10 or above is weak evidence. Inconsistent wins produce mixed evidence. For a selected model, only the recent tests excluded from model selection determine this label. These are historical simulations using the available data, not a live trading track record; revisions and foundation-model pretraining can limit how closely they reproduce a past decision. Past performance can change.

Replay past tests
Recent history (24 observations)
The 24 most recent observations, newest first.
PeriodValue
October 20264.6%
September 20264.5%
August 20264.4%
July 20264.4%
June 20264.4%
May 20264.3%
April 20264.0%
March 20263.5%
February 20262.9%
January 20262.5%
December 20253.3%
November 20253.3%
October 20253.3%
September 20253.3%
August 20253.3%
July 20253.3%
June 20253.3%
May 20253.2%
April 20253.2%
March 20253.2%
February 20253.3%
January 20253.6%
December 20243.6%
November 20243.7%

Source

Data: public market data feeds.

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