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Model Timeline

Timeline of Phi 4

Every recorded change for this model by Microsoft, newest first. Back to the entity page →

5 events

Year

All years 2026 2025

Category · events in the last 365 days

All categories Benchmarks4,947 Models2,335 Companies1,601 Research1,104 Releases1,019 Providers & pricing640 Datasets146 Frameworks136 Hardware43 Pricing14 Repositories10

Filtered to one entity. Show the whole atlas

Events per month · 2 months shown

Sept 20264 Jan 20251

Sept 2026 4

12 Sept 2026
Context window changed

ModelPhi 4Microsoft

Phi 4: context length changed from 16000 to 16384

Context window16K tokens→16.4K tokensopenrouter

openrouter.ai

11 Sept 2026

Context window changedModelPhi 4Microsoft

Phi 4: context length changed from 16384 to 16000

Context window16.4K tokens→16K tokensartificial_analysis

artificialanalysis.ai

11 Sept 2026

Release date changedModelPhi 4Microsoft

Phi 4: release date changed from 2024-12-11 to 2025-01-10

Release date11 Dec 2024→10 Jan 2025openrouter

openrouter.ai

11 Sept 2026

Release date changedModelPhi 4Microsoft

Phi 4: release date changed from 2025-01-10 to 2024-12-11

Release date10 Jan 2025→11 Dec 2024huggingface

huggingface.co

Jan 2025 1

10 Jan 2025
New modelModelPhi 4Microsoft
New model: Phi 4 (Microsoft)
openrouter
openrouter.ai

Showing up to 400 events. Narrow by year or category, or use the changes feed for cursor-paged history. Times are UTC.