Krippendorff's Alpha

Calculate Krippendorff's Alpha instantly with the exact formula and a worked example. Free online calculator — no signup.

Krippendorff's Alpha

D_o (observed disagreement)
D_e (expected disagreement)
Krippendorff's α
0.8
α = 1 − D_o/D_eCalculate Krippendorff's Alpha instantly with the exact formula and a worked example. Free online calculator — no signup.
D_o
0,1
D_e
0,5
α
0,8
Reliability
good

More about: Krippendorff's Alpha

What it calculates

The “Krippendorff's Alpha” calculator computes Krippendorff's α from 2 parameters: d_o (observed disagreement), d_e (expected disagreement).

A core calculation for studying, engineering tasks, and checking solutions.

Example calculation

With parameters D_o (observed disagreement) = 0.1, D_e (expected disagreement) = 0.5 the result is 0.8 (α = 1 − D_o/D_e).

How to use

  1. Enter the parameter values — every field above is adjustable with a slider.
  2. The result and related metrics are calculated automatically as you type.
  3. Use the additional metrics shown (if any) where needed.
  4. Copy the result or bookmark the page.

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