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Phi-3 Pricing History and Changes

Manually verified audit trail of all pricing changes, plan updates, and feature additions

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May 30, 2026

Plan Removed

Azure AI Serverless API

Phi-3 removed the "Azure AI Serverless API" plan

Plan Removed

Open Source (Self-Hosted)

Phi-3 removed the "Open Source (Self-Hosted)" plan

Plan Added

Phi-3-medium-128k-instruct

Phi-3 added a new "Phi-3-medium-128k-instruct" plan (Custom pricing)

Input: $0.00017 per 1,000 tokensOutput: $0.00068 per 1,000 tokensContext length: 128K tokens

Plan Added

Phi-3-medium-4k-instruct

Phi-3 added a new "Phi-3-medium-4k-instruct" plan (Custom pricing)

Input: $0.00017 per 1,000 tokensOutput: $0.00068 per 1,000 tokensContext length: 4K tokens

Plan Added

Phi-3-small-128k-instruct

Phi-3 added a new "Phi-3-small-128k-instruct" plan (Custom pricing)

Input: $0.00015 per 1,000 tokensOutput: $0.0006 per 1,000 tokensContext length: 128K tokens

Plan Added

Phi-3-small-8k-instruct

Phi-3 added a new "Phi-3-small-8k-instruct" plan (Custom pricing)

Input: $0.00015 per 1,000 tokensOutput: $0.0006 per 1,000 tokensContext length: 8K tokens

Plan Added

Phi-3.5-mini-instruct

Phi-3 added a new "Phi-3.5-mini-instruct" plan (Custom pricing)

Input: $0.00013 per 1,000 tokensOutput: $0.00052 per 1,000 tokensContext length: 128K tokens

Plan Added

Phi-3-mini-128k-instruct

Phi-3 added a new "Phi-3-mini-128k-instruct" plan (Custom pricing)

Input: $0.00013 per 1,000 tokensOutput: $0.00052 per 1,000 tokensContext length: 128K tokens

Plan Added

Phi-3-mini-4k-instruct

Phi-3 added a new "Phi-3-mini-4k-instruct" plan (Custom pricing)

Input: $0.00013 per 1,000 tokensOutput: $0.00052 per 1,000 tokensContext length: 4K tokens

May 21, 2026

Plan Removed

was Free

Phi-3 removed the "Azure AI" plan

Plan Removed

was Free

Phi-3 removed the "Free (open-source)" plan

Plan Added

$null/mo

Phi-3 added a new "Azure AI Serverless API" plan

Pay-as-you-go billing per 1M tokensFully managed hosting on Azure global infrastructureAccess via standard REST API and Azure AI SDKs

Plan Added

Free

Phi-3 added a new "Open Source (Self-Hosted)" plan at $0/mo

MIT License for commercial and research useDownload and run locally via Ollama, ONNX, or Hugging FaceAccess to Phi-3-mini (3.8B), Phi-3-small (7B), and Phi-3-medium (14B) models

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