Apertus 1.5 Release Notes
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Papers
How I Aligned Your Model: Scaling Up Multilingual Safety Training with Templates
Apertus 1.5: From Open Text Models to Open Multimodal Reasoners
Articles
swiss-ai/Apertus-v1.5-70B
Image-Text-to-Text • 72B • Updated • 8.32k • • 142
swiss-ai/Apertus-v1.5-8B
Image-Text-to-Text • 9B • Updated • 16.4k • 180
swiss-ai/Apertus-v1.5-70B-RL
Image-Text-to-Text • 72B • Updated • 32 • 5
swiss-ai/Apertus-v1.5-70B-SFT
Image-Text-to-Text • 72B • Updated • 59 • 2
swiss-ai/Apertus-v1.5-70B-base
Image-Text-to-Text • 72B • Updated • 588 • 3
swiss-ai/Apertus-v1.5-8B-DPO
Image-Text-to-Text • 9B • Updated • 63 • 2
swiss-ai/Apertus-v1.5-8B-RL
Image-Text-to-Text • 9B • Updated • 71
swiss-ai/Apertus-v1.5-8B-SFT
Image-Text-to-Text • 9B • Updated • 2.58k
swiss-ai/Apertus-v1.5-8B-base
Image-Text-to-Text • 9B • Updated • 1.99k • 3
swiss-ai/wavtokenizer-large-unify-40token
Feature Extraction • 76.3M • Updated • 62
swiss-ai/Apertus-70B-Instruct-2509
Text Generation • 71B • Updated • 11.9k • • 194
swiss-ai/Apertus-8B-Instruct-2509
Text Generation • 8B • Updated • 333k • • 502
swiss-ai/Apertus-v1.1-4B
Text Generation • 4B • Updated • 2.47k • 5
swiss-ai/Apertus-v1.1-1.5B
Text Generation • 2B • Updated • 730 • 1
swiss-ai/Apertus-v1.1-0.5B
Text Generation • 0.4B • Updated • 1.68k • 11
swiss-ai/Apertus-v1.1-4B-Instruct-MLX-INT6
Text Generation • 4B • Updated • 50 • 1
swiss-ai/Apertus-v1.1-4B-Instruct-MLX-INT4
Text Generation • 4B • Updated • 79 • 1
swiss-ai/Apertus-v1.1-4B-Instruct-MLX-INT3
Text Generation • 4B • Updated • 30 • 1
swiss-ai/Apertus-v1.1-1.5B-Instruct-MLX-INT6
Text Generation • 0.3B • Updated • 30
swiss-ai/Apertus-v1.1-1.5B-Instruct-MLX-INT4
Text Generation • 0.3B • Updated • 39
swiss-ai/Apertus-v1.1-1.5B-Instruct-MLX-INT3
Text Generation • 0.2B • Updated • 32 • 1
swiss-ai/Apertus-v1.1-0.5B-Instruct-MLX-INT6
Text Generation • 95.9M • Updated • 31
swiss-ai/Apertus-v1.1-0.5B-Instruct-MLX-INT4
Text Generation • 76.9M • Updated • 36
swiss-ai/Apertus-v1.1-0.5B-Instruct-MLX-INT3
Text Generation • 67.4M • Updated • 34
swiss-ai/Apertus-v1.1-4B-Instruct
Text Generation • 4B • Updated • 2.91k • 2
swiss-ai/Apertus-v1.1-1.5B-Instruct-vLLM-NVFP4A16
Text Generation • 1B • Updated • 46
swiss-ai/Apertus-v1.1-1.5B-Instruct
Text Generation • 2B • Updated • 5.78k • 3
swiss-ai/Apertus-v1.1-0.5B-Instruct
Text Generation • 0.6B • Updated • 2.9k • 1
swiss-ai/Apertus-70B-2509
Text Generation • 71B • Updated • 1.4k • 161
swiss-ai/Apertus-8B-2509
Text Generation • 8B • Updated • 12.1k • 175