Ling 3.1 Flash free until November 3
Vercel's AI Gateway now offers Ling 3.1 Flash 1019 from InclusionAI at no cost until November 3, 2026. The model is built for coding, multi-step reasoning, and agents that use tools, and its 1M-token context window is meant for long documents, code, and extended task histories.
Developers can call it through the AI SDK by passing the model ID inclusionai/ling-3.1-flash-1019 to streamText, then reading the output from result.textStream. Free requests still appear in the spend dashboard with a full request trace. They just cost nothing until billing begins.
To use the model in coding agents...



