AI Model Profile · Google
PaLM 2
PaLM 2 is an AI model developed by Google (United States), released May 10, 2023. It has approximately 340B parameters. It was trained on about 7.3×1024 FLOP of compute. It is a closed model available via API.
Frontier model · API access · Epoch confidence: Likely · Source: Epoch AI · Updated 2026-08-17
Specifications
| Developer | |
| Country | United States |
| Released | May 10, 2023 |
| Domain | Language |
| Parameters | 340B |
| Training compute | 7.3×1024 FLOP |
| Training cost (2023 USD) | $5m |
| Training hardware | Google TPU v4 |
| Weights | Closed / API |
| Access | API access |
| Frontier model | Yes |
All figures from Epoch AI's Notable AI Models database (CC BY 4.0). Blank fields are undisclosed by the developer — never estimated by Affärslivet.
Frequently asked
- Who developed PaLM 2?
- PaLM 2 was developed by Google (United States) and released on May 10, 2023.
- How big is PaLM 2?
- PaLM 2 has approximately 340B parameters and was trained on about 7.3×10^24 FLOP of compute, at an estimated training-compute cost of $5m. Source: Epoch AI.
- Is PaLM 2 open source?
- PaLM 2 is a closed model — its weights are not publicly released; it is available via API access.
Sources
Cite this model profile
Free to cite, quote and reference under CC BY 4.0 — with attribution to Affärslivet. Writing an article or answer? Reference this model profile as:
APA
Affärslivet Research. (2026). PaLM 2 — specifications & benchmarks. Affärslivet. https://xn--affrslivet-s5a.com/en/ai/models/palm-2
MLA
"PaLM 2 — specifications & benchmarks." Affärslivet, 2026-08-17, xn--affrslivet-s5a.com/en/ai/models/palm-2.
Source: Affärslivet — xn--affrslivet-s5a.com/en/ai/models/palm-2. Attribute to Affärslivet when citing or linking.