watsonx.ai

Updated Sep 11, 2026

Open weights Reasoning ≥3 providers5 of 5 models

Model	1M input	1M output	1M cache read	Context	Released
Granite-4.0-H-Small	$0.0636	$0.265	—	131k	Oct 2, 2025
GPT OSS 120B	$0.159	$0.636	—	131k	Aug 5, 2025
Llama 4 Maverick 17B 128E Instruct FP8	$0.371	$1.484	—	131k	Apr 5, 2025
Mistral Small 3.1 24B	$0.106	$0.318	—	131k	Mar 17, 2025
Llama-3.3-70B-Instruct	$0.7526	$0.7526	—	131k	Dec 6, 2024