2021 AI Knowledge Cutoff Dates
3 AI models in this database have a 2021 knowledge cutoff. The latest is GPT-3.5 Turbo (older v0613) on 2021-09-30.
Data sourced from OpenRouter API and manual data collection | Last updated: Nov 3, 2026, 8:01 AM UTC
| Model Name | Knowledge Cutoff | Freshness Score | |
|---|---|---|---|
2021-09-30 | 13 | ||
2021-09-30 | 13 | ||
2021-09-30 | 13 |
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Frequently asked questions
Which AI models have a 2021 knowledge cutoff?
3 AI models in this database have a 2021 knowledge cutoff. The latest is GPT-3.5 Turbo (older v0613) on 2021-09-30.
What does a 2021 knowledge cutoff mean?
These models stopped learning from training data at some point in 2021. Each one can only reflect events up to its own cutoff date.