Using Phi-3 Small 8K on Microsoft Foundry

Implementation guide · Phi-3 · Microsoft Research

ServerlessProvisionedOpen Source

Microsoft Foundry exposes Phi-3 Small 8K through model ID phi-3-small-8k. Use the setup steps, sourced pricing, capabilities, and official provider links below to validate this route before deployment.

Last refreshed 2026-05-19. Next refresh: weekly.

Quick Start

1
Create an account at Microsoft Foundry and generate an API key.
2
Use the Microsoft Foundry SDK or REST API to call phi-3-small-8k — see the documentation for request format.
3
You'll be billed $0.32/1M input, $0.96/1M output tokens. See full pricing.

API Portal Documentation Pricing Model Card

Code Examples

See Microsoft Foundry documentation for integration details.

Pricing on Microsoft Foundry

Type	Price (per 1M)
Input tokens	$0.32
Output tokens	$0.96

Capabilities

No model capability flags are currently sourced.

About Phi-3 Small 8K

Phi-3 Small 8K is Microsoft Research's Phi-3 model. It offers an 8K-token context window with weights openly available for self-hosting.

Full model details →

Model Specs

Released2024-05-21

Parameters7B

Context8k

ArchitectureDecoder Only

Knowledge cutoff2023-10

Microsoft

Redmond, Washington, United States