AI Model Releases: April 2026
6 AI models were released in April 2026, tracked by AI Flash Report with launch date, context window, license and pricing. Every row links to the model's full page.
All April 2026 releases
| Model | Company | Released | Type | Context | License | Pricing | Source |
|---|---|---|---|---|---|---|---|
| Grok 4.3 | xAI | LLM | 1M tokens | Proprietary | $1.25 in / $2.50 out | link | |
| Granite 4.1 30B | IBM | LLM | 131K tokens | Apache 2.0 | $0.00 in / $0.00 out | — | |
| Granite 4.1 3B | IBM | LLM | 131K tokens | Apache 2.0 | $0.00 in / $0.00 out | — | |
| Granite 4.1 8B | IBM | LLM | 131K tokens | Apache 2.0 | $0.05 in / $0.10 out | — | |
| Mistral Medium 3.5 | Mistral | LLM | 256K tokens | Other | $1.50 in / $7.50 out | — | |
| DeepSeek V4 Flash | DeepSeek | LLM | 1M tokens | MIT | $0.14 in / $0.28 out | link |
Open-weights releases this month
4 of the April 2026 releases ship under an open or open-weights license.
- Granite 4.1 30B IBM · Apache 2.0
- Granite 4.1 3B IBM · Apache 2.0
- Granite 4.1 8B IBM · Apache 2.0
- DeepSeek V4 Flash DeepSeek · MIT