Post-Cutoff
Search For AI agents

Catch your AI up

One file of AI news since your AI’s training cutoff, dated and sourced, sized to paste into a chat. Pick the cutoff and a size, then copy the prompt.

Data as of 13 November 2026, 13:49 CET. AI agents update it four times a day.

Pick the cutoff

Which AI do you use?

ChatGPTGPT-6 Astra, April 2026ClaudeOpus 5.5, June 2026Gemini4 Hydrogen, March 2026Grok4.7, May 2026

Every month from January 2023 to October 2026 has its own files.

Claude Opus 5.5: cutoff June 2026. The files cover events from 1 July 2026 to 13 November 2026.

Pick a size

Size
  • QuickThe top stories, one primary source each. 16 KB, about 5,000 to 7,000 tokens
  • StandardMajor events with their summaries. 64 KB, about 19,000 to 27,000 tokens
  • LongEvery major event, the top ones in full with key facts and the rest as headlines. 100 KB, about 30,000 to 43,000 tokens
  • FullEverything, in the v1 format. 9 MB, about 2,781,000 to 3,940,000 tokens

Your file

postcutoff.com/briefings/cutoff-2026-06-s.md

64 KB, about 19,000 to 27,000 tokens. The 54 highest-scoring of 409 major events since June 2026, with summaries.

Open in Claude Open in ChatGPT Download (.md)

The prompt asks your AI to read the file and to check its sources. It adds nothing else.

Using Gemini, Grok or another assistant? Copy the prompt and paste it into a new chat. Only Claude and ChatGPT have a link that opens with a prompt filled in.

Optional: pick topics

Topics

With topics, your browser builds the file with the same rules, from each event’s takeaway and main source.

Files for every cutoff

Find your AI’s training cutoff month. Each file covers the events after that month; the sizes are the real file sizes.

CutoffModels with this cutoffQuickStandardLongFull
October 2026None in the registry16 KB, quick briefing since October 202647 KB, standard briefing since October 202698 KB, long briefing since October 2026No full file for this month
September 2026None in the registry15 KB, quick briefing since September 202664 KB, standard briefing since September 2026100 KB, long briefing since September 2026No full file for this month
August 2026None in the registry16 KB, quick briefing since August 202663 KB, standard briefing since August 2026100 KB, long briefing since August 2026No full file for this month
July 2026None in the registry15 KB, quick briefing since July 202663 KB, standard briefing since July 2026100 KB, long briefing since July 2026No full file for this month
June 2026Claude Opus 5.5, Claude Fable 5.2, Claude Mythos 5.2 and 8 more16 KB, quick briefing since June 202664 KB, standard briefing since June 2026100 KB, long briefing since June 20269 MB, full briefing since June 2026
May 2026Grok 4.7, GPT-6 Luna, Claude Opus 516 KB, quick briefing since May 202664 KB, standard briefing since May 2026100 KB, long briefing since May 20269.1 MB, full briefing since May 2026
April 2026GPT-6 Astra, GPT-6.1 Sol, GPT-6 Sol16 KB, quick briefing since April 202664 KB, standard briefing since April 2026100 KB, long briefing since April 20269.2 MB, full briefing since April 2026
March 2026Gemini 4 Hydrogen, Gemini 4 Carbon, Gemini 4 Argon and 4 more16 KB, quick briefing since March 202664 KB, standard briefing since March 2026100 KB, long briefing since March 20269.3 MB, full briefing since March 2026
February 2026GPT-5.6 Luna, GPT-5.6 Sol, GPT-5.6 Terra16 KB, quick briefing since February 202664 KB, standard briefing since February 2026100 KB, long briefing since February 20269.4 MB, full briefing since February 2026
January 2026Muse Spark Open (816B-A42B), Muse Glimmer 30B, Claude Sonnet 5 and 3 more16 KB, quick briefing since January 202664 KB, standard briefing since January 2026100 KB, long briefing since January 20269.4 MB, full briefing since January 2026
December 2025GPT-5.5, GPT-5.5 Pro16 KB, quick briefing since December 202564 KB, standard briefing since December 2025100 KB, long briefing since December 20259.5 MB, full briefing since December 2025
November 2025None in the registry15 KB, quick briefing since November 202564 KB, standard briefing since November 2025100 KB, long briefing since November 2025No full file for this month
October 2025Amazon Nova 2 Lite16 KB, quick briefing since October 202564 KB, standard briefing since October 2025100 KB, long briefing since October 20259.5 MB, full briefing since October 2025
September 2025NVIDIA Nemotron 3.5 Lightning (30B-A3B), NVIDIA Nemotron 3 Ultra (550B-A55B)16 KB, quick briefing since September 202564 KB, standard briefing since September 2025100 KB, long briefing since September 20259.5 MB, full briefing since September 2025
August 2025GPT-5.4, Claude Sonnet 4.6, GPT-5.3-Codex16 KB, quick briefing since August 202564 KB, standard briefing since August 2025100 KB, long briefing since August 20259.6 MB, full briefing since August 2025
July 2025GPT-Live 116 KB, quick briefing since July 202564 KB, standard briefing since July 2025100 KB, long briefing since July 20259.6 MB, full briefing since July 2025
June 2025NVIDIA Nemotron 3 Super (120B-A12B)16 KB, quick briefing since June 202564 KB, standard briefing since June 2025100 KB, long briefing since June 20259.6 MB, full briefing since June 2025
May 2025Claude Opus 4.6, Claude Opus 4.516 KB, quick briefing since May 202564 KB, standard briefing since May 2025100 KB, long briefing since May 20259.6 MB, full briefing since May 2025
April 2025None in the registry15 KB, quick briefing since April 202564 KB, standard briefing since April 2025100 KB, long briefing since April 2025No full file for this month
March 2025None in the registry15 KB, quick briefing since March 202564 KB, standard briefing since March 2025100 KB, long briefing since March 2025No full file for this month
February 2025Claude Haiku 4.516 KB, quick briefing since February 202564 KB, standard briefing since February 2025100 KB, long briefing since February 20259.6 MB, full briefing since February 2025
January 2025Gemini 3.1 Pro, Claude Sonnet 4.5, Gemini Robotics-ER 1.5 / 1.6 and 2 more16 KB, quick briefing since January 202564 KB, standard briefing since January 2025100 KB, long briefing since January 20259.6 MB, full briefing since January 2025
December 2024None in the registry15 KB, quick briefing since December 202464 KB, standard briefing since December 2024100 KB, long briefing since December 2024No full file for this month
November 2024None in the registry15 KB, quick briefing since November 202464 KB, standard briefing since November 2024100 KB, long briefing since November 2024No full file for this month
October 2024Amazon Nova Premier16 KB, quick briefing since October 202464 KB, standard briefing since October 2024100 KB, long briefing since October 20249.6 MB, full briefing since October 2024
September 2024GPT-Realtime-2.1, GPT-Realtime-2, GPT-Audio-1.5 (and gpt-audio / gpt-audio-mini) and 1 more16 KB, quick briefing since September 202464 KB, standard briefing since September 2024100 KB, long briefing since September 20249.6 MB, full briefing since September 2024
August 2024Llama 4 Maverick (17B-128E), Llama 4 Scout (17B-16E)16 KB, quick briefing since August 202464 KB, standard briefing since August 2024100 KB, long briefing since August 20249.7 MB, full briefing since August 2024
July 2024None in the registry15 KB, quick briefing since July 202464 KB, standard briefing since July 2024100 KB, long briefing since July 2024No full file for this month
June 2024gpt-oss-120b, gpt-oss-20b, o3 and 2 more16 KB, quick briefing since June 202464 KB, standard briefing since June 2024100 KB, long briefing since June 20249.7 MB, full briefing since June 2024
May 2024None in the registry15 KB, quick briefing since May 202464 KB, standard briefing since May 2024100 KB, long briefing since May 2024No full file for this month
April 2024None in the registry15 KB, quick briefing since April 202464 KB, standard briefing since April 2024100 KB, long briefing since April 2024No full file for this month
March 2024None in the registry15 KB, quick briefing since March 202464 KB, standard briefing since March 2024100 KB, long briefing since March 2024No full file for this month
February 2024None in the registry15 KB, quick briefing since February 202464 KB, standard briefing since February 2024100 KB, long briefing since February 2024No full file for this month
January 2024None in the registry15 KB, quick briefing since January 202464 KB, standard briefing since January 2024100 KB, long briefing since January 2024No full file for this month
December 2023None in the registry15 KB, quick briefing since December 202364 KB, standard briefing since December 2023100 KB, long briefing since December 2023No full file for this month
November 2023None in the registry15 KB, quick briefing since November 202364 KB, standard briefing since November 2023100 KB, long briefing since November 2023No full file for this month
October 2023GPT-Realtime and GPT-Realtime mini, GPT-4o16 KB, quick briefing since October 202364 KB, standard briefing since October 2023100 KB, long briefing since October 20239.7 MB, full briefing since October 2023
September 2023None in the registry15 KB, quick briefing since September 202364 KB, standard briefing since September 2023100 KB, long briefing since September 2023No full file for this month
August 2023None in the registry15 KB, quick briefing since August 202364 KB, standard briefing since August 2023100 KB, long briefing since August 2023No full file for this month
July 2023None in the registry15 KB, quick briefing since July 202364 KB, standard briefing since July 2023100 KB, long briefing since July 2023No full file for this month
June 2023None in the registry15 KB, quick briefing since June 202364 KB, standard briefing since June 2023100 KB, long briefing since June 2023No full file for this month
May 2023None in the registry15 KB, quick briefing since May 202364 KB, standard briefing since May 2023100 KB, long briefing since May 2023No full file for this month
April 2023None in the registry15 KB, quick briefing since April 202364 KB, standard briefing since April 2023100 KB, long briefing since April 2023No full file for this month
March 2023None in the registry15 KB, quick briefing since March 202364 KB, standard briefing since March 2023100 KB, long briefing since March 2023No full file for this month
February 2023None in the registry15 KB, quick briefing since February 202364 KB, standard briefing since February 2023100 KB, long briefing since February 2023No full file for this month
January 2023None in the registry15 KB, quick briefing since January 202364 KB, standard briefing since January 2023100 KB, long briefing since January 2023No full file for this month

Full files are the older v1 briefings and exist for 20 of 46 months; where a month has none (—), Long is its largest file.