Top Free No-Training Long-Context AI Models
The best free no-training long-context AI models right now, ranked by the Epoch Capabilities Index when one is published, then by launch date. 3 models match. These are models you can use at no cost, either through a free tier or because they are priced at zero, and models whose providers do not train on your prompts, and models with a context window of 1 million tokens or more, enough for several books at once.
- Inkling
Thinkingmachines · 1.05M context · Free · ZDR · Images · Reasoning · Tools
$1.00 in
$4.05 out - Nemotron 3 Ultra
NVIDIA · 1M context · Free · ZDR · Reasoning · Tools
$0.600 in
$2.40 out - Nemotron 3.5 Super VL
NVIDIA · 1.05M context · Free · ZDR · Images · Reasoning · Tools
$0.150 in
$0.500 out
Prices are per 1M tokens. Ranked by the Epoch Capabilities Index when one is published, then by launch date.