Is Phi-3-small-instruct (128k) or Phi-4 cheaper?

Phi-4 is cheaper on output tokens ($0.50 vs $0.60 per 1M).

Which has the larger context window, Phi-3-small-instruct (128k) or Phi-4?

Both models offer a similar context window.

Phi-3-small-instruct (128k) vs Phi-4

Phi-4 is cheaper on output tokens. Choose Phi-3-small-instruct (128k) or Phi-4 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Phi-3-small-instruct (128k)	Phi-4
Provider	Azure	Azure
Input / 1M tokens	$0.15	$0.13
Output / 1M tokens	$0.60	$0.50
Context window	128K	128K
Parameters	—	—
Open weights	Yes	Yes
Released	Apr 2024	Dec 2024

Phi-3-small-instruct (128k) details →Phi-4 details →

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.