Model Tracker

Phi Silica

Phi Silica is an AI model made by Microsoft. It is deprecated. It takes text and returns text. Its context window is 3,500 tokens.

In inglese

Released: Not confirmed: its line was not found on its page, and a second reading did not confirm it
Status: Deprecated — learn.microsoft.com, read 16 October 2026
Takes: Text — learn.microsoft.com, read 16 October 2026
Returns: Text — learn.microsoft.com, read 16 October 2026
Open weights: Not confirmed: The official pages reviewed do not state whether Phi Silica's weights are open or provide downloadable model weights.
Licence: Not confirmed: The official pages reviewed do not name a licence for Phi Silica.
Context window: 3,500 tokens — learn.microsoft.com, read 16 October 2026
Longest answer: Not confirmed: The official Phi Silica documentation reviewed does not state a standard maximum output-token limit.
Knowledge cutoff: Not confirmed: The official pages reviewed do not state Phi Silica's knowledge cutoff.
API price, input: Not confirmed: Microsoft's reviewed official pages do not publish a standard API input-token price for Phi Silica.
API price, output: Not confirmed: Microsoft's reviewed official pages do not publish a standard API output-token price for Phi Silica.
Where: Not confirmed: two readings disagree: api, app and app
Parameters: Not confirmed: The official pages reviewed do not publish Phi Silica's parameter count.
Model card: https://learn.microsoft.com/en-us/windows/ai/cards/phi-silica-platform-card — learn.microsoft.com, read 16 October 2026

Questions

It is deprecated: Microsoft has announced the date it will retire it.

The context window of Phi Silica is 3,500 tokens, as Microsoft prints it.

Phi Silica takes text and returns text.