# Anthropic: what I've logged

> Anthropic comes up in 41 posts of my AI log, from September 2025 to October 2026, and each item below links to the primary source. The releases I logged include Claude Haiku 5.5, Claude Sonnet 5.5 and Claude Frontier Academy, filed under frontier, open weights and image, video, world.

## Items

1. **AI models may be capable of self-replicating without access to a datacenter** (Anthropic, 12 Oct 2026): Frontier Red Team results on small models copying themselves across cheap IoT hardware, with the setup caveats stated in the post. [Primary source](https://www.anthropic.com/research/self-replicating-ai) · [Post](https://heyaliasif.com/ai/2026-10-13-muse-wonder-self-replication-radar#item-2)
2. **Claude Haiku 5.5** (Anthropic, 5 Oct 2026): The small Claude is cheaper at $0.10 in and $0.50 out per million tokens under 100K, and gets effort controls and adaptive thinking for the first time. [Primary source](https://www.anthropic.com/claude-haiku-5-5) · [Post](https://heyaliasif.com/ai/2026-10-05-week-in-ai#item-2)
3. **Claude Sonnet 5.5** (Anthropic, 28 Sept 2026): The second Claude 5.5 model is faster and cheaper than Opus 5.5, at $2 in and $10 out per million tokens, aimed at everyday coding and polished documents. [Primary source](https://www.anthropic.com/claude-sonnet-5-5) · [Post](https://heyaliasif.com/ai/2026-09-28-week-in-ai#item-2)
4. **Claude Frontier Academy** (Anthropic, 28 Sept 2026): A $100 million commitment to train 10,000 Frontier Deployed Engineers by the end of 2027, with firms like Accenture, Bain, Deloitte and McKinsey in the first cohorts. [Primary source](https://www.anthropic.com/news/claude-frontier-academy) · [Post](https://heyaliasif.com/ai/2026-09-28-week-in-ai#item-9)
5. **Claude Opus 5.5** (Anthropic, 21 Sept 2026): The first Claude 5.5 model matches Fable 5.1 on most tasks at $4 in and $20 out per million tokens, with typical workloads about 40% cheaper than Opus 5. [Primary source](https://www.anthropic.com/claude-opus-5-5) · [Post](https://heyaliasif.com/ai/2026-09-21-week-in-ai#item-1)
6. **Claude discovers a novel enzyme system with CRISPR-like repeats** (Anthropic, 21 Sept 2026): About 950 Claude agents searched a DNA database for 21 hours and flagged an uncharacterized array-associated reverse transcriptase system that lab work then confirmed. [Primary source](https://www.anthropic.com/news/claude-discovers-novel-enzyme-system) · [Post](https://heyaliasif.com/ai/2026-09-21-week-in-ai#item-5)
7. **Partnering with Accenture on embedded evaluation** (Anthropic, 14 Sept 2026): Each company expects to invest at least $1 billion over five years in outside red-teaming and safeguard testing of frontier models. [Primary source](https://www.anthropic.com/news/accenture-embedded-evaluation) · [Post](https://heyaliasif.com/ai/2026-09-14-week-in-ai#item-7)
8. **Claude Fable 5.1 and Claude Mythos 5.1** (Anthropic, 31 Aug 2026): One underlying model at two safeguard levels, with cache reads 75% cheaper and base prices unchanged at $10 in and $50 out per million tokens. [Primary source](https://www.anthropic.com/claude-fable-and-mythos-5-1) · [Post](https://heyaliasif.com/ai/2026-08-31-week-in-ai#item-1)
9. **Claude Opus 5** (Anthropic, 20 Jul 2026): Anthropic's new flagship for agentic coding and long-horizon work, with a 1M-token context, 128K output and five effort settings that control how hard it thinks. [Primary source](https://www.anthropic.com/news/claude-opus-5) · [Post](https://heyaliasif.com/ai/2026-07-20-week-in-ai#item-1)
10. **Dreams for Managed Agents supports Fable 5 and Sonnet 5** (Anthropic, 6 Jul 2026): The July 10 notes add both new models to Dreams, a research-preview feature for Managed Agents. [Primary source](https://platform.claude.com/docs/en/release-notes/overview) · [Post](https://heyaliasif.com/ai/2026-07-06-week-in-ai#item-6)
11. **Introducing Claude Sonnet 5** (Anthropic, 29 Jun 2026): Released June 30 as the default for Free and Pro at introductory pricing of $2 and $10 per million tokens. [Primary source](https://www.anthropic.com/news/claude-sonnet-5) · [Post](https://heyaliasif.com/ai/2026-06-29-week-in-ai#item-1)
12. **Redeploying Claude Fable 5** (Anthropic, 29 Jun 2026): Anthropic's release notes show access to Claude Fable 5 and Claude Mythos 5 restored on July 1. [Primary source](https://www.anthropic.com/news/redeploying-fable-5) · [Post](https://heyaliasif.com/ai/2026-06-29-week-in-ai#item-2)
13. **Managed Agents updates, June 30** (Anthropic, 29 Jun 2026): Event streams gained text deltas, sessions can override the agent config, and webhooks now cover agent and deployment lifecycle events. [Primary source](https://platform.claude.com/docs/en/release-notes/overview) · [Post](https://heyaliasif.com/ai/2026-06-29-week-in-ai#item-4)
14. **Introducing Claude Tag** (Anthropic, 22 Jun 2026): Claude joins Slack channels as a team member that anyone can tag to delegate work, in beta for Team and Enterprise, running on Opus 4.8. [Primary source](https://www.anthropic.com/news/introducing-claude-tag) · [Post](https://heyaliasif.com/ai/2026-06-22-week-in-ai#item-1)
15. **Claude Platform release notes, June 26** (Anthropic, 22 Jun 2026): API rate limits rose and usage tiers were consolidated into Start, Build and Scale. [Primary source](https://platform.claude.com/docs/en/release-notes/overview) · [Post](https://heyaliasif.com/ai/2026-06-22-week-in-ai#item-6)
16. **Claude Platform release notes, June 15 to 18** (Anthropic, 15 Jun 2026): Sonnet 4 and Opus 4 were retired June 15, and the SDKs added a code execution tool that keeps REPL state between calls. [Primary source](https://platform.claude.com/docs/en/release-notes/overview) · [Post](https://heyaliasif.com/ai/2026-06-15-week-in-ai#item-3)
17. **Claude Fable 5 and Claude Mythos 5** (Anthropic, 8 Jun 2026): A Mythos-class model made safe for general use at $10 and $50 per million tokens, with the more cyber-capable Mythos 5 limited to Glasswing partners. [Primary source](https://www.anthropic.com/news/claude-fable-5-mythos-5) · [Post](https://heyaliasif.com/ai/2026-06-08-week-in-ai#item-1)
18. **Scheduled deployments and vault credentials for Managed Agents** (Anthropic, 8 Jun 2026): Hosted agents can now run on a schedule and read credentials from environment variables stored in vaults. [Primary source](https://claude.com/blog/whats-new-in-claude-managed-agents) · [Post](https://heyaliasif.com/ai/2026-06-08-week-in-ai#item-4)
19. **Expanding Project Glasswing** (Anthropic, 1 Jun 2026): On June 2 Anthropic added about 150 organizations in more than 15 countries and reported over 10,000 high or critical flaws found by partners. [Primary source](https://www.anthropic.com/news/expanding-project-glasswing) · [Post](https://heyaliasif.com/ai/2026-06-01-week-in-ai#item-4)
20. **Claude Opus 4.8** (Anthropic, 25 May 2026): A May 28 upgrade priced like Opus 4.7, with effort defaulting to high and about four times fewer unflagged flaws in its own code, per Anthropic. [Primary source](https://www.anthropic.com/news/claude-opus-4-8) · [Post](https://heyaliasif.com/ai/2026-05-25-week-in-ai#item-1)
21. **Self-hosted sandboxes and MCP tunnels for Managed Agents** (Anthropic, 18 May 2026): May 19 let agents run in your own sandboxes and reach private MCP servers through a tunnel, in research preview. [Primary source](https://claude.com/blog/claude-managed-agents-updates) · [Post](https://heyaliasif.com/ai/2026-05-18-week-in-ai#item-6)
22. **Claude Platform on AWS** (Anthropic, 11 May 2026): Anthropic's native platform, including Managed Agents in beta, is now available through an AWS account with IAM sign-in and AWS billing, from May 11. [Primary source](https://claude.com/blog/claude-platform-on-aws) · [Post](https://heyaliasif.com/ai/2026-05-11-week-in-ai#item-1)
23. **Fast mode for Claude Opus 4.7** (Anthropic, 11 May 2026): A research-preview faster output mode for Opus 4.7 on the Claude API, noted May 12. [Primary source](https://platform.claude.com/docs/en/release-notes/overview) · [Post](https://heyaliasif.com/ai/2026-05-11-week-in-ai#item-4)
24. **Multiagent orchestration and Outcomes for Managed Agents** (Anthropic, 4 May 2026): May 6 brought multiagent orchestration and Outcomes into public beta, plus Dreams as a research preview. [Primary source](https://claude.com/blog/new-in-claude-managed-agents) · [Post](https://heyaliasif.com/ai/2026-05-04-week-in-ai#item-2)
25. **Higher usage limits and a SpaceX compute deal** (Anthropic, 4 May 2026): Claude Code five-hour limits doubled for paid plans after Anthropic agreed to use all of SpaceX's Colossus 1 capacity, over 300 megawatts. [Primary source](https://www.anthropic.com/news/higher-limits-spacex) · [Post](https://heyaliasif.com/ai/2026-05-04-week-in-ai#item-5)
26. **Memory for Claude Managed Agents** (Anthropic, 20 Apr 2026): Public beta on April 23 of memory that lets hosted agents learn across sessions. [Primary source](https://claude.com/blog/claude-managed-agents-memory) · [Post](https://heyaliasif.com/ai/2026-04-20-week-in-ai#item-6)
27. **Claude Opus 4.7** (Anthropic, 13 Apr 2026): Better long-running coding, images up to 2,576 pixels on the long edge, a new xhigh effort level and the same $5 and $25 per million tokens. [Primary source](https://www.anthropic.com/news/claude-opus-4-7) · [Post](https://heyaliasif.com/ai/2026-04-13-week-in-ai#item-1)
28. **Project Glasswing and Claude Mythos Preview** (Anthropic, 6 Apr 2026): A frontier model held back from general release and given to defenders first, backed by up to $100M in usage credits and $4M for open-source security groups. [Primary source](https://www.anthropic.com/glasswing) · [Post](https://heyaliasif.com/ai/2026-04-06-week-in-ai#item-1)
29. **Claude Managed Agents** (Anthropic, 6 Apr 2026): Public beta on April 8 of hosted agent infrastructure that handles sandboxing, sessions and scoped permissions. [Primary source](https://claude.com/blog/claude-managed-agents) · [Post](https://heyaliasif.com/ai/2026-04-06-week-in-ai#item-4)
30. **Claude Platform release notes, March 30 entry** (Anthropic, 30 Mar 2026): The Message Batches output cap rose to 300k tokens for Opus 4.6 and Sonnet 4.6, and the 1M-context beta for older Sonnets was set to retire April 30. [Primary source](https://platform.claude.com/docs/en/release-notes/overview) · [Post](https://heyaliasif.com/ai/2026-03-30-week-in-ai#item-6)
31. **Claude computer use and Dispatch** (Anthropic, 23 Mar 2026): Claude can now operate your computer and take tasks sent from your phone. [Primary source](https://claude.com/blog/dispatch-and-computer-use) · [Post](https://heyaliasif.com/ai/2026-03-23-week-in-ai#item-4)
32. **Claude Code auto mode** (Anthropic, 23 Mar 2026): A permissions mode that lets Claude Code approve safe actions itself, with a classifier guarding the risky ones. [Primary source](https://www.anthropic.com/engineering/claude-code-auto-mode) · [Post](https://heyaliasif.com/ai/2026-03-23-week-in-ai#item-5)
33. **Statement on discussions with the Department of War** (Anthropic, 23 Feb 2026): Anthropic set out publicly which uses of Claude it will not support in defense work. [Primary source](https://www.anthropic.com/news/statement-department-of-war) · [Post](https://heyaliasif.com/ai/2026-02-23-week-in-ai#item-4)
34. **Claude Sonnet 4.6** (Anthropic, 16 Feb 2026): The mid-tier Claude gets a major upgrade, bringing near-flagship coding and computer-use skill to the cheaper model. [Primary source](https://www.anthropic.com/news/claude-sonnet-4-6) · [Post](https://heyaliasif.com/ai/2026-02-16-week-in-ai#item-1)
35. **Claude Code Security** (Anthropic, 16 Feb 2026): A limited preview that scans codebases for vulnerabilities and suggests patches for human review. [Primary source](https://www.anthropic.com/news/claude-code-security) · [Post](https://heyaliasif.com/ai/2026-02-16-week-in-ai#item-5)
36. **Anthropic Series G** (Anthropic, 9 Feb 2026): Anthropic announced a $30 billion raise at a $380 billion post-money valuation. [Primary source](https://www.anthropic.com/news/anthropic-raises-30-billion-series-g-funding-380-billion-post-money-valuation) · [Post](https://heyaliasif.com/ai/2026-02-09-week-in-ai#item-6)
37. **Claude Opus 4.6** (Anthropic, 2 Feb 2026): Anthropic's new top model, stronger at long agentic work and offering a 1M-token context window in beta. [Primary source](https://www.anthropic.com/news/claude-opus-4-6) · [Post](https://heyaliasif.com/ai/2026-02-02-week-in-ai#item-1)
38. **Claude's new constitution** (Anthropic, 19 Jan 2026): Anthropic published the document it uses to shape Claude's values and behaviour, rewritten to explain reasons rather than list rules. [Primary source](https://www.anthropic.com/news/claude-new-constitution) · [Post](https://heyaliasif.com/ai/2026-01-19-week-in-ai#item-5)
39. **Claude Cowork (research preview)** (Anthropic, 12 Jan 2026): Claude Code's agent approach, packaged for non-developers: point it at a folder and it works on the files. [Primary source](https://claude.com/blog/cowork-research-preview) · [Post](https://heyaliasif.com/ai/2026-01-12-week-in-ai#item-1)
40. **Donating the Model Context Protocol and establishing the Agentic AI Foundation** (Anthropic, 8 Dec 2025): MCP, goose and AGENTS.md move under a Linux Foundation fund so no single lab controls the plumbing. [Primary source](https://www.anthropic.com/news/donating-the-model-context-protocol-and-establishing-of-the-agentic-ai-foundation) · [Post](https://heyaliasif.com/ai/2025-12-08-week-in-ai#item-2)

## Posts

- 2026-10-13 [Muse Wonder ships without scores, Anthropic tests self-copying](https://heyaliasif.com/ai/2026-10-13-muse-wonder-self-replication-radar)
- 2026-10-05 [Mistral Large 4, Claude Haiku 5.5 and a wave of decision models](https://heyaliasif.com/ai/2026-10-05-week-in-ai)
- 2026-09-28 [Gemini 4 Argon debuts to cyber defenders, Sonnet 5.5, GPT-6.1 Sol](https://heyaliasif.com/ai/2026-09-28-week-in-ai)
- 2026-09-21 [Claude Opus 5.5 and GPT-6 Sol land, Claude finds a new enzyme](https://heyaliasif.com/ai/2026-09-21-week-in-ai)
- 2026-09-14 [Gemini 3.8 Live, open Qwen-Image-2.1 and Anthropic's Accenture pact](https://heyaliasif.com/ai/2026-09-14-week-in-ai)
- 2026-08-31 [Claude Fable 5.1 and GPT-6 Astra both land, plus Gemini 3.8 Flash](https://heyaliasif.com/ai/2026-08-31-week-in-ai)
- 2026-07-20 [Claude Opus 5 arrives, Gemini 3.6 Flash and Solar Open 2 follow](https://heyaliasif.com/ai/2026-07-20-week-in-ai)
- 2026-07-06 [GPT-5.6 Sol, Terra and Luna, Muse Spark 1.1, Tencent Hy3](https://heyaliasif.com/ai/2026-07-06-week-in-ai)
- 2026-06-29 [Claude Sonnet 5 at $2 and $10, Fable 5 returns, Nano Banana 2 Lite](https://heyaliasif.com/ai/2026-06-29-week-in-ai)
- 2026-06-22 [Claude Tag in Slack, Sakana Fugu, Mistral OCR 4, Codex Remote](https://heyaliasif.com/ai/2026-06-22-week-in-ai)
- 2026-06-15 [GLM-5.2 with a 1M window, Codex Record and Replay](https://heyaliasif.com/ai/2026-06-15-week-in-ai)
- 2026-06-08 [Claude Fable 5 and Mythos 5 arrive, plus Kimi K2.7 Code](https://heyaliasif.com/ai/2026-06-08-week-in-ai)
- 2026-06-01 [Nemotron 3 Ultra ships, MiniMax M3, Gemma 4 12B, Glasswing grows](https://heyaliasif.com/ai/2026-06-01-week-in-ai)
- 2026-05-25 [Claude Opus 4.8, NVIDIA's Cosmos 3 keynote, Codex on Windows](https://heyaliasif.com/ai/2026-05-25-week-in-ai)
- 2026-05-18 [Gemini 3.5 Flash at I/O, Qwen3.7-Max, Cursor Composer 2.5](https://heyaliasif.com/ai/2026-05-18-week-in-ai)
- 2026-05-11 [Claude Platform on AWS, Codex on your phone, Grok Build beta](https://heyaliasif.com/ai/2026-05-11-week-in-ai)
- 2026-05-04 [GPT-Realtime-2, Anthropic's SpaceX compute deal, MolmoAct2](https://heyaliasif.com/ai/2026-05-04-week-in-ai)
- 2026-04-20 [GPT-5.5, DeepSeek V4 preview and Kimi K2.6 in one week](https://heyaliasif.com/ai/2026-04-20-week-in-ai)
- 2026-04-13 [Claude Opus 4.7, Seedance 2.0 report, Gemini Robotics-ER 1.6](https://heyaliasif.com/ai/2026-04-13-week-in-ai)
- 2026-04-06 [Anthropic gates Mythos Preview, Meta's Muse Spark, GLM-5.1](https://heyaliasif.com/ai/2026-04-06-week-in-ai)
- 2026-03-30 [Gemma 4 goes Apache 2.0, Qwen3.6-Plus, GLM-5V-Turbo](https://heyaliasif.com/ai/2026-03-30-week-in-ai)
- 2026-03-23 [Google's TurboQuant, open voice from Mistral and Cohere, Flash Live](https://heyaliasif.com/ai/2026-03-23-week-in-ai)
- 2026-02-23 [Nano Banana 2, Qwen3.5 medium models and a diffusion LLM](https://heyaliasif.com/ai/2026-02-23-week-in-ai)
- 2026-02-16 [Qwen3.5, Claude Sonnet 4.6 and Gemini 3.1 Pro in one week](https://heyaliasif.com/ai/2026-02-16-week-in-ai)
- 2026-02-09 [GLM-5, MiniMax M2.5 and Seedance 2.0 arrive before Lunar New Year](https://heyaliasif.com/ai/2026-02-09-week-in-ai)
- 2026-02-02 [Claude Opus 4.6 and GPT-5.3-Codex land on the same day](https://heyaliasif.com/ai/2026-02-02-week-in-ai)
- 2026-01-19 [GLM-4.7-Flash, Qwen3-TTS opens up, and Claude's new constitution](https://heyaliasif.com/ai/2026-01-19-week-in-ai)
- 2026-01-12 [Anthropic's Cowork, DeepSeek's Engram and a new open image editor](https://heyaliasif.com/ai/2026-01-12-week-in-ai)
- 2025-12-08 [GPT-5.2 lands, MCP moves to a foundation, Devstral 2 and GLM-4.6V](https://heyaliasif.com/ai/2025-12-08-week-in-ai)
- 2025-12-01 [DeepSeek V3.2, Mistral 3, and Anthropic buys Bun](https://heyaliasif.com/ai/2025-12-01-week-in-ai)
- 2025-11-24 [Claude Opus 4.5, FLUX.2, and a wave of strong open releases](https://heyaliasif.com/ai/2025-11-24-week-in-ai)
- 2025-11-17 [Gemini 3 Pro, Antigravity, Grok 4.1, Nano Banana Pro, SAM 3](https://heyaliasif.com/ai/2025-11-17-week-in-ai)
- 2025-11-10 [GPT-5.1, World Labs' Marble, and Anthropic's espionage report](https://heyaliasif.com/ai/2025-11-10-week-in-ai)
- 2025-10-27 [MiniMax-M2 for agents, Cursor 2.0, and a robot you can preorder](https://heyaliasif.com/ai/2025-10-27-week-in-ai)
- 2025-10-20 [Claude Code on the web, DeepSeek-OCR, Anthropic's TPU deal](https://heyaliasif.com/ai/2025-10-20-week-in-ai)
- 2025-10-13 [Claude Haiku 4.5, Skills, Veo 3.1, and nanochat](https://heyaliasif.com/ai/2025-10-13-week-in-ai)
- 2025-10-06 [DevDay apps, Gemini drives a browser, 7M-parameter reasoning](https://heyaliasif.com/ai/2025-10-06-week-in-ai)
- 2025-09-29 [Claude Sonnet 4.5, Sora 2, and DeepSeek's sparse attention](https://heyaliasif.com/ai/2025-09-29-week-in-ai)
- 2025-09-15 [GPT-5-Codex, Grok 4 Fast, and Anthropic explains its bad month](https://heyaliasif.com/ai/2025-09-15-week-in-ai)
- 2025-09-08 [Claude makes files, Qwen3-Next goes sparse, ERNIE 4.5 Thinking](https://heyaliasif.com/ai/2025-09-08-week-in-ai)
- 2025-09-01 [Kimi K2 stretches to 256K, Switzerland opens Apertus](https://heyaliasif.com/ai/2025-09-01-week-in-ai)

Canonical: https://heyaliasif.com/ai/topics/anthropic