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AI Daily Brief — 14 February 2026

Valentine’s Day, and ByteDance owns the weekend AI news cycle. The lab launches the Doubao-Seed-2.0 family — three general-purpose agent models (Pro, Lite, Mini) plus a Code variant — explicitly positioned against GPT-5.2 and Gemini 3 Pro. The Pro variant scores 98.3 on AIME 2025, ~3020 Codeforces rating, 89.5 on VideoMME, and claims gold-medal results at IMO, CMO and ICPC programming competitions. Pricing: ~$0.47 / $2.37 per M input/output — ~3.7× cheaper than GPT-5.2 on input and ~5.9× on output. Sandia’s neuromorphic-PDE result lands in Nature Machine Intelligence.

Top stories

  • ByteDance — Doubao-Seed-2.0 family launches. Three general agent models (Pro, Lite, Mini) plus a Code variant. Pro can process hour-long videos with temporal-reasoning Q&A. Available via the Doubao App and Volcano Engine API; the Code variant ships day-zero on TRAE (ByteDance’s programming IDE, TRAE China Edition). via TechNode
  • Benchmarks: SOTA pieces and visible gaps. Pro matches GPT-5.2 and Gemini 3 Pro across most multimodal, math and coding benchmarks but trails Claude Opus 4.5 on SWE-Bench (76.5 vs 80.9) and GPT-5.2 on Terminal Bench (55.8 vs 62.4) — honest about where it leads and where it doesn’t. via ByteDance Seed
  • “Doubao 2.0 for the Agent Era.” ByteDance pitches the family as built for “complex task execution” — aligned with February 2026’s broader agent-capability sweep across Anthropic, Google, OpenAI, xAI and Alibaba. via Caixin Global
  • Sandia — neuromorphic-PDE result in Nature Machine Intelligence. Computational neuroscientists Brad Theilman and Brad Aimone publish a novel algorithm that lets neuromorphic hardware efficiently solve partial differential equations — fluid dynamics, EM fields, structural mechanics. Potential path toward a low-energy neuromorphic supercomputer. via ScienceDaily

Open-source pulse

Doubao-Seed-2.0 lands at the structural sweet spot in February’s launch wave — between the early-month Anthropic/OpenAI cluster (Claude Opus 4.6 + GPT-5.3-Codex on 5 Feb; Grok Imagine 1.0 on 2 Feb) and the 17-19 February cluster queued for next week (xAI Grok 4.20, Google Gemini 3.1 Pro, Anthropic Claude Sonnet 4.6). ByteDance owns the weekend news cycle in the gap.

Quiet corners

No first-party shipping from OpenAI, Anthropic, Google DeepMind, Meta AI, xAI or Thinking Machines Lab. No major US AI funding round dated 14 February — the heavyweight Anthropic $30B close was Thursday, Cerebras’ $1B Series H was 3 February, and Runway’s $315M Series E was 10 February.

By the numbers

  • Doubao-Seed-2.0 Pro: AIME 2025 98.3 · Codeforces ~3020 · VideoMME 89.5 · SWE-Bench 76.5 · Terminal Bench 55.8
  • Pricing: $0.47 / $2.37 per M tokens (3.7× input · 5.9× output cheaper than GPT-5.2)
  • Variants: Pro · Lite · Mini · Code — Code ships day-zero in TRAE
  • Sandia neuromorphic PDE result: published in Nature Machine Intelligence

Compiled by AI Feed’s editor from publicly reported announcements on 14 February 2026.