# 2025-12-18

What the record holds about this day.


## Became true

- [Anthropic](/record/anthropic.md) | announcement | Working with the US Department of Energy | valid 2025-12-18 to present | conf 0.50 | valid | [clm_5E9340F2E9B6](/claim/clm_5E9340F2E9B6.md)
- [Anthropic](/record/anthropic.md) | announcement | Protecting the wellbeing of our users | valid 2025-12-18 to present | conf 0.50 | valid | [clm_A93F57609765](/claim/clm_A93F57609765.md)
- [Google](/record/google.md) | hf_repo_created | google/medasr | valid 2025-12-18 to present | conf 0.90 | valid | [clm_FF5FD8E19DA0](/claim/clm_FF5FD8E19DA0.md)
- [Liquid AI](/record/liquid-ai.md) | hf_repo_created | LiquidAI/LFM2.5-Audio-1.5B | valid 2025-12-18 to present | conf 0.90 | valid | [clm_F1A67F4A1001](/claim/clm_F1A67F4A1001.md)
- [Meta Platforms](/record/meta.md) | hf_repo_created | facebook/meta_ai_blender | valid 2025-12-18 to present | conf 0.90 | valid | [clm_09C212517526](/claim/clm_09C212517526.md)
- [Meta Platforms](/record/meta.md) | hf_repo_created | facebook/map-anything-apache-v1 | valid 2025-12-18 to present | conf 0.90 | valid | [clm_9F035EFAA2BD](/claim/clm_9F035EFAA2BD.md)
- [Meta Platforms](/record/meta.md) | hf_repo_created | facebook/map-anything-v1 | valid 2025-12-18 to present | conf 0.90 | valid | [clm_D692821DA7F0](/claim/clm_D692821DA7F0.md)
- [Microsoft](/record/microsoft.md) | hf_repo_created | microsoft/simpoly | valid 2025-12-18 to present | conf 0.90 | valid | [clm_70C55D9A4C17](/claim/clm_70C55D9A4C17.md)
- [Nvidia](/record/nvidia.md) | hf_repo_created | nvidia/finite-difference-flow-optimization | valid 2025-12-18 to present | conf 0.90 | valid | [clm_04C5D4C591FE](/claim/clm_04C5D4C591FE.md)
- [Nvidia](/record/nvidia.md) | hf_repo_created | nvidia/NitroGen | valid 2025-12-18 to present | conf 0.90 | valid | [clm_394A675B4247](/claim/clm_394A675B4247.md)
- [OpenAI](/record/openai.md) | announcement | Addendum to GPT-5.2 System Card: GPT-5.2-Codex | valid 2025-12-18 to present | conf 0.50 | valid | [clm_033E2FBF1C90](/claim/clm_033E2FBF1C90.md)
- [OpenAI](/record/openai.md) | announcement | Introducing GPT-5.2-Codex | valid 2025-12-18 to present | conf 0.50 | valid | [clm_1CC02E54E0EB](/claim/clm_1CC02E54E0EB.md)
- [OpenAI](/record/openai.md) | announcement | AI literacy resources for teens and parents | valid 2025-12-18 to present | conf 0.50 | valid | [clm_5754FF670DE5](/claim/clm_5754FF670DE5.md)
- [OpenAI](/record/openai.md) | announcement | Deepening our collaboration with the U.S. Department of Energy | valid 2025-12-18 to present | conf 0.50 | valid | [clm_644C90B708AE](/claim/clm_644C90B708AE.md)
- [OpenAI](/record/openai.md) | announcement | Updating our Model Spec with teen protections | valid 2025-12-18 to present | conf 0.50 | valid | [clm_C3CD5ADE0DEC](/claim/clm_C3CD5ADE0DEC.md)
- [OpenAI](/record/openai.md) | announcement | Evaluating chain-of-thought monitorability | valid 2025-12-18 to present | conf 0.50 | valid | [clm_DAFAA55E792C](/claim/clm_DAFAA55E792C.md)

## Stopped being true

- none

## Recorded or changed on this day

- none

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