CompetitionBackendAny levelDue Oct 10, 2026
Codeforces Round (Div. 2)
在线编程竞赛，比赛时长约 3 小时。开始后不能再报名。
CodeforcesFreeGlobal
Weekly review
What is worth knowing this week
Two questions only: what was added, and what closes soon. No trending chart — popularity is not the measure here.
Covering Oct 3, 2026 — Oct 10, 2026
Closing this week (8)
Still open, sorted by how soon they close.
CompetitionBackendAny levelDue Oct 10, 2026
DeepInfra Round 1 (Codeforces Round 1126, Div. 1 + Div. 2)
The official source provides no summary. Open the item to read the original.
CodeforcesFreeGlobal
CompetitionBackendAny levelDue Oct 12, 2026
Codeforces Round 1127 (Div. 1, Based on Mexican Olympiad in Informatics 2026)
The official source provides no summary. Open the item to read the original.
CodeforcesFreeGlobal
CompetitionBackendAny levelDue Oct 12, 2026
Codeforces Round 1127 (Div. 2, Based on Mexican Olympiad in Informatics 2026)
The official source provides no summary. Open the item to read the original.
CodeforcesFreeGlobal
CompetitionBackendAny levelDue Oct 12, 2026
Codeforces Round (Div. 2)
在线编程竞赛，比赛时长约 3 小时。开始后不能再报名。
CodeforcesFreeGlobal
CompetitionBackendAny levelDue Oct 14, 2026
Educational Codeforces Round 195 (Rated for Div. 2)
在线编程竞赛，比赛时长约 2 小时。开始后不能再报名。
CodeforcesFreeGlobal
CompetitionAI · Frontend · BackendIntermediateDue Oct 15, 2026
2026 AIC AI + Open Source Challenge
A global student challenge for runnable AI applications, developer tools, or verifiable contributions built with open-source software, models, and data.
Global Campus AI Algorithm Elite Competition Organizing CommitteeCN¥500.00Global
InternshipAIAdvancedReady to startDue Oct 15, 2026
OIST Research Internship — Spring 2027
A four-to-six-month on-site research internship in Okinawa for late-stage bachelor’s students, master’s students, and recent graduates worldwide, with no required IELTS or TOEFL score.
Okinawa Institute of Science and TechnologyOkinawa, JapanOn-site
Start with these
Picked from this week\u2019s additions, favouring items you can act on without extra eligibility checks.
CompetitionBackendAny levelDue Oct 14, 2026
Educational Codeforces Round 195 (Rated for Div. 2)
在线编程竞赛，比赛时长约 2 小时。开始后不能再报名。
CodeforcesFreeGlobal
AI updateAI
Building advertising for the way people use AI
OpenAI introduces a new visual ad format in ChatGPT and expands measurement tools, attribution partnerships, and brand suitability for advertisers.
OpenAIPublished Oct 5, 2026
Official source · OpenAI NewsVerified Oct 10, 2026
AI updateAI
Agent Lightning v1.0: A 3,500-Line Lightweight Agentic RL Framework for Training Agents with Real Harnesses
Training AI agents with reinforcement learning can be challenging because their tools, context, and decision-making are managed by complex frameworks. Agent Lightning connects existing agents to RL training, making it easier to improve them without rebuilding them. The post Agent Lightning v1.0: A 3,500-Line Lightweig…
Microsoft ResearchPublished Oct 8, 2026
Official source · Microsoft ResearchVerified Oct 10, 2026
New this week (26)
Ranked by how actionable they are — 12 shown, 14 more available.