# Qwen1.5 release date

entity: /record/qwen1-5.md  
predicate: model_release  
page: /record/qwen1-5/model_release  
as_of: 2026-11-04  

As of November 4, 2026, the AsOf record says Qwen1.5 was released on February 5, 2024, from a primary source (raw.githubusercontent.com). The record holds 1 claim on Qwen1.5's release, 1 still open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.

## Current release date

What the record asserts on 2026-11-04.

- [Qwen1.5](/record/qwen1-5.md) | model_release | Qwen1.5 | valid 2024-02-05 to present | conf 0.95 | valid | [clm_9CF8DDC18DEC](/claim/clm_9CF8DDC18DEC.md)
  sources: https://raw.githubusercontent.com/QwenLM/Qwen3/main/README.md

## Every dated value

One claim per line, oldest first. Superseded claims stay visible.

- [Qwen1.5](/record/qwen1-5.md) | model_release | Qwen1.5 | valid 2024-02-05 to present | conf 0.95 | valid | [clm_9CF8DDC18DEC](/claim/clm_9CF8DDC18DEC.md)
  sources: https://raw.githubusercontent.com/QwenLM/Qwen3/main/README.md

## Questions this record answers

### When was Qwen1.5 released?

On February 5, 2024, from a primary source (raw.githubusercontent.com) (status valid, confidence 0.95).


## Get this data

- JSON: /v1/entities/qwen1-5/model_release (this fact) · /v1/entities/qwen1-5?predicates=model_release (with the entity's coverage; add as_of=YYYY-MM-DD for a date)
- MCP: timeline(entity: "qwen1-5", predicates: ["model_release"]) for every dated value · fetch(id: "/record/qwen1-5/model_release.md") for this page
- Entity twin: /record/qwen1-5.md · timeline: /timelines/qwen1-5.md

---

AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.