Anthropic: AI Security and Tool Analysis

2026-02-24 | Anthropic API Policy: OpenClaw Verification Verification of Anthropic terms regarding third-party agent tools like OpenClaw. Evidence-based analysis showing Anthropic explicitly bans OAuth token usage in external tools.
2026-02-19 | Anthropic OAuth Policy Feb 2026: What Changed Anthropic's official Claude Code compliance docs explicitly prohibit OAuth tokens in third-party tools, including the Agent SDK. Here's what's new, why OpenCode broke, and where the OSS ecosystem goes next.
2026-02-17 | UltraThink → UltraQuiet: Why Devs Want Receipts Claude Code started hiding file paths and search details behind Ctrl+O. Here's a working fix: the AGENTS.md Audit Ledger pattern.
2026-02-13 | Claude Opus 4.6 Extra Use: $50 Free Credits (Ends Feb 16) Urgent: Anthropic is giving away $50 in free Opus 4.6 credits until Feb 16. Plus how to save 50% with batch processing for non-urgent workloads.
2026-02-07 | AGENTS.md: One File That Makes Agents Behave A practical guide to AGENTS.md and CLAUDE.md—why they work, how to write them, and copy-paste templates for Markdown projects, Python, and TypeScript.
2026-02-07 | AGENTS.md: What Actually Works (And What Doesn't) Guide to writing AGENTS.md files, drawing on production usage and vendor documentation, with an October 2026 correction to an unverified Vercel attribution.
2026-02-03 | Claude vs OpenAI API Pricing: Opus 5.5 and GPT-6 September 2026 Claude and OpenAI API price anchors, with Opus 5.5, GPT-6 Sol and Luna, caching boundaries, and historical comparisons.
2026-01-30 | Claude Opus 4.5 Historical Guide Historical Claude Opus 4.5 guide with current routing notes. Compare Sonnet 5, Opus 5, restored Fable 5, and GPT-5.6 before buying premium capacity.
2026-01-30 | Premium LLM Comparison: Opus 5.5, GPT-6, Fable Compare Sonnet 5, Opus 5.5, GPT-6, Fable 5, and restricted models by access, evidence, practical role, and cost per accepted task.
2026-01-28 | Anthropic Account Ban Risk Common patterns that lead to account restrictions or bans for Anthropic users.
2026-01-28 | Anthropic API Terms Snapshot (2026) Checklist of Anthropic API terms covering training opt-in, retention, and data handling for compliance reviews.
2026-01-28 | Anthropic Third-Party Access Risk What can break when Claude access runs through third-party clients.
2026-01-28 | Claude Code Terms Snapshot (2026) Checklist of Claude Code terms covering training, retention, and supported access paths.
2026-01-28 | Claude Free Terms Snapshot (2026) Checklist of Claude Free terms covering training defaults, retention, and plan limits.
2026-01-28 | Claude Max Terms Snapshot (2026) Checklist of Claude Max terms covering training defaults, retention, and plan limits.
2026-01-28 | Claude Pro Terms Snapshot (2026) Checklist of Claude Pro terms covering training defaults, retention, and plan limits.
2026-01-28 | Claude Terms Overview (Free, Pro, Max, Code, API) A plan-by-plan checklist for Claude terms, retention, and allowed access paths.
2026-01-28 | How to Verify Anthropic API Clients Are Official Signals that a Claude client is legit, and when it is not.
2026-01-28 | Verify Anthropic Policy Claims How to confirm official Anthropic policy changes and avoid rumor-driven decisions.
2026-01-15 | Anthropic Policy Changes 2025-2026: What Got Blocked How Anthropic's 2025 privacy-policy changes and 2026 access enforcement affect Claude power users.