AntTech

Feb 16, 2026 · Artificial Intelligence

Ling‑2.5‑1T: Open‑Source 1‑Trillion‑Parameter Instant LLM with 1M‑Token Context

Ling‑2.5‑1T is an open‑source instant large language model with 1 trillion total parameters, 63 B active weights, and a 1 M token context window, featuring mixed‑linear attention, a composite correctness‑plus‑process reward for token efficiency, fine‑grained alignment, and leading benchmark performance across reasoning, instruction‑following, and agentic tasks.