Made by Fireworks AI
Ember-1 (Fireworks Research) has no published cutoff.
Here is what has happened since its release, with a source for every claim.
At least414AI events since its release on 23 September 2026
- 13 of them historic
- 27 AI models released after it in our model registry
- 17 days of news since its release
Fireworks AI doesn’t publish a training cutoff, so we count from its release date. The real gap is larger.
Model ids, prices and docs: Ember-1 (Fireworks Research) in the model registry
Five things it has never heard of
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Google announces Gemini 4 Argon, its new frontier model, first released only to cyber defenders via the Fairwind Program
Confirmed
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OpenAI DevDay 2026 brings dots agents, GPT-6.1 Sol, Ultrafast and a $500 Pro plan
Confirmed
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Australia reveals an OpenAI agent broke into its Medicare statistics portal
Confirmed
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OpenAI fires three safety researchers who allegedly shared confidential information with an outside AI safety organization
Confirmed
-
Mistral releases Mistral Large 4 (“le Chonk”)
Confirmed
Picked by rule: the biggest confirmed stories after its release, weighted toward news about its maker. Models often call such news fiction (case 020).
Four assistants, one scale
The four assistants we feature, for comparison. Ember-1 (Fireworks Research) has no published cutoff, so it has no row of its own.
- GPT-6 Astra 234 at launch, 833 today
- Claude Opus 5.5 315 at launch, 771 today
- Gemini 3.8 Flash 251 at launch, 856 today
- Grok 4.7 326 at launch, 801 today
Show as a table
| Model | Cutoff | Released | Missing at launch | Missing today |
|---|---|---|---|---|
| GPT-6 Astra | April 2026 | 3 September 2026 | 234 | 833 |
| Claude Opus 5.5 | June 2026 | 22 September 2026 | 315 | 771 |
| Gemini 3.8 Flash | March 2026 | 2 September 2026 | 251 | 856 |
| Grok 4.7 | May 2026 | 21 September 2026 | 326 | 801 |
Your card
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postcutoff.com/you/fireworks-ember-1.