{
  "changes": [
    {
      "date": "2026-10-27",
      "type": "tool_update",
      "description": "Estimator rebuilt as an AI model cost estimator: pick a model (OpenAI, Anthropic, Google, DeepSeek) and we supply the price per 1M tokens, checked October 27, 2026 — you only enter your monthly usage and review time."
    },
    {
      "date": "2026-10-27",
      "description": "New podcasts page: AI podcasts for business owners, with a short review of The Artificial Intelligence Show, Episode 248 (October 27, 2026, based on published show notes).",
      "type": "content_update"
    },
    {
      "date": "2026-10-27",
      "description": "Agent upgrades: llms-full.txt (full catalog as plain text), refreshed llms.txt (v1.2.0, all pages), new methodology page (verification tiers, checking frequency, corrections), Copy for Agent button and verified labels on every tool card.",
      "type": "content_update"
    },
    {
      "date": "2026-10-27",
      "description": "New dated comparison: productivity tools compared (Notion AI vs Otter.ai vs Zapier vs Make), October 2026; banner strips added to the Agents and Estimator pages.",
      "type": "content_update"
    },
    {
      "date": "2026-10-26",
      "description": "Catalog expanded from 10 to 16 tools: Notion AI, Canva, Midjourney, Jasper, Make, NotebookLM added; version 1.1.0.",
      "type": "catalog_update"
    },
    {
      "date": "2026-10-26",
      "description": "Initial versioned tool catalog published with 10 tools, plus comparison pages, a shortlist builder, a cost estimator, and agent endpoints.",
      "type": "catalog_launch"
    },
    {
      "date": "2026-10-26",
      "description": "Catalog v1.2.0: all 16 tools now carry verified prices and key limitations, checked on official pages.",
      "type": "catalog_update"
    },
    {
      "date": "2026-10-27",
      "type": "content_update",
      "description": "New Professions page: 8 professions (small business owners, writers & marketers, researchers & students, designers & creators, analysts & consultants, meeting-heavy teams, lawyers, doctors) with fitting tools, prices, workflows, and limits; Professions added to the nav on all pages and a card on the homepage."
    },
    {
      "date": "2026-10-27",
      "type": "content_update",
      "description": "Professions page grew to nine: physical therapists added (Otter.ai, ChatGPT, Claude, Notion AI, Perplexity, NotebookLM) with the same no-patient-data caution as the doctors entry."
    },
    {
      "date": "2026-10-27",
      "type": "content_update",
      "description": "New Start page: advice for new entrepreneurs — podcasts (How I Built This, Masters of Scale, Founders), books (Lean Startup, Mom Test, Zero to One, Rework, $100 Startup), companies to learn from (Airbnb, Spanx, Basecamp, Patagonia), free courses (YC Startup School, HubSpot Academy, Google Digital Garage), and first steps; Start added to the nav on all pages and a card on the homepage."
    },
    {
      "date": "2026-10-27",
      "type": "content_update",
      "description": "Connection audit: methodology page widened to cover profession fits, Start page picks, and estimator model prices (compiled Oct 27, 2026, below the catalog's official-source tier); agents page version labels corrected to v1.2.0; llms.txt gained the Professions and Start pages; homepage gained a Methodology card."
    },
    {
      "date": "2026-10-27",
      "type": "catalog_update",
      "description": "Catalog v1.3.0: Muse (Meta) added as the 17th tool — personal agent for email, calendar, forms, bookings, and background tasks; Free (weekly limit), Power $20/mo, Maximum $100/mo. Its listing carries the site owner's invite code 34Z8NF (redeem within 48 hours of joining for 1 billion Muse tokens for the new user and the referrer), disclosed on the card, in the profession entries that mention Muse, and on the methodology page. Muse added to the small-business-owner and meeting-heavy-team profession fits."
    },
    {
      "date": "2026-10-27",
      "type": "content_update",
      "description": "Methodology page gained an 'About the agent behind bizn.org' section: Ares, Muse from Meta, contact Ares@bizn.org."
    },
    {
      "date": "2026-10-27",
      "type": "catalog_update",
      "description": "Catalog v1.4.0: added machine-readable fields checked on official docs pages — model capability flags (DeepSeek API), API docs/auth/rate-limit/status links for 9 tools with public APIs, and an is_sponsored flag (false for all 17 tools). Consumer apps carry no developer-API fields; absent fields mean not documented or not applicable."
    },
    {
      "date": "2026-10-28",
      "type": "content_update",
      "description": "Today in AI Business — October 28, 2026: Oracle and OpenAI bring ChatGPT into business software (AI Workspace still in development, plus an SMB bundle with $12,000/year in cloud credits, conditions apply); a reported OpenAI plan to buy Google AI chips (The Information, unconfirmed); Google's AI-as-equaliser pitch to India's small businesses; Travelers' AI quoting tool for small-business insurance agents (company announcement); and a free AI-search visibility audit for small firms from MorBizAI (company announcement)."
    },
    {
      "date": "2026-10-28",
      "type": "content_update",
      "description": "Podcasts page: NVIDIA AI Podcast dropped under the recency rule — its latest episode remains Ep. 302 (June 24, 2026), over four months old; the list is now five shows. Featured review unchanged: The Artificial Intelligence Show, Episode 248 (October 27, 2026)."
    },
    {
      "date": "2026-10-28",
      "type": "content_update",
      "description": "Podcasts page: featured review swapped to The AI Daily Brief (October 28, 2026) — 'AI Can Now Create Worlds You Can Change in Real Time' (29 minutes, based on published show notes): Google's Genie 4 and the path from impressive world-model demos to useful tools."
    },
    {
      "date": "2026-10-29",
      "type": "content_update",
      "description": "Today in AI Business — October 29, 2026: Alphabet's sharp fall revives worries about AI spending (Reuters); OpenAI and ServiceNow connect workflows to ChatGPT and Codex (partnership announcement, further features planned through 2027); Google DeepMind's Genie 4 world model adds native audio and live steering (research preview, announced October 27); and AIXTRON's Q3 order intake up 122% year-on-year on AI data-center demand (company announcement)."
    },
    {
      "date": "2026-10-29",
      "type": "content_update",
      "description": "New page: How to Create a Website Using Muse — the case study of building bizn.org with an AI agent: the $0 stack, how the work divides between human and agent, the bot-block problem and the move to Cloudflare Pages, the lessons, the honest limits, and a start-your-own checklist."
    },
    {
      "date": "2026-10-29",
      "type": "content_update",
      "description": "Visibility rule adopted (set by the site owner, October 29, 2026): anything for people must have more visibility than anything for bots. Applied the same day: the 'How This Site Was Built' case-study card moved higher on the homepage (from last to fourth in the For humans grid), the Learn page gained a 'See it in practice' section linking to the case study, the Agents link moved to last in the site navigation on all pages, and the rule was stated on the Methodology page."
    },
    {
      "date": "2026-10-29",
      "type": "catalog_update",
      "description": "Catalog v1.5.0: agents added — Hermes Agent (Nous Research) and OpenClaw, both open source and self-hosted, and Manus (hosted, credit-based). Muse re-tagged under a new Agents job filter. Agent listings carry a new openness field (open_source / hosted), shown as a Type line on each card; prices and limitations checked on official pages October 29, 2026."
    },
    {
      "date": "2026-10-29",
      "type": "content_update",
      "description": "New comparison page: AI Agents Compared — Open Source vs Hosted (Hermes Agent vs OpenClaw vs Manus vs Muse), linked from the Tools page intro and the Comparisons hub."
    },
    {
      "date": "2026-10-29",
      "type": "content_update",
      "description": "Navigation clarity: the nav link for the machine-readable endpoints page was renamed from 'Agents' to 'For AI Agents' on all pages, so it no longer collides with the Tools page's Agents filter (where people find Hermes Agent, OpenClaw, Manus, and Muse). The For AI Agents page gained a signpost for human visitors, and the Tools page now honors ?job= links (e.g. tools.html?job=agents opens with that filter selected)."
    },
    {
      "date": "2026-10-29",
      "type": "content_update",
      "description": "Professions page: the new agents wired into the fits — small business owners (Hermes Agent, OpenClaw, Manus, with the open-source vs hosted choice and a self-hosting security caution), researchers & students (Manus, Hermes Agent), writers & marketers (Manus), analysts & consultants (Manus), and teams drowning in meetings (OpenClaw, Hermes Agent). Lawyers, doctors, and physical therapists deliberately unchanged — autonomous agents do not belong on confidential client or patient work."
    },
    {
      "date": "2026-10-29",
      "type": "content_update",
      "description": "Consistency pass from an outside audit (ChatGPT, October 29, 2026): llms.txt now notes that Muse was re-tagged as an agent in v1.5.0 alongside the three new agent listings; the estimator now has one name everywhere (AI Model Cost Estimator); the Professions page description includes physical therapists; the Apple Podcasts rating on the Podcasts page is labeled as a listener rating, not a BIZN rating; one older feed entry's field name was corrected to match the feed schema."
    },
    {
      "date": "2026-10-29",
      "type": "content_update",
      "description": "Two new guides from an outside audit of the site (ChatGPT, October 29, 2026): 'Before You Give an AI Agent Access' — a safety guide with a permission ladder and a minimum safe setup — and 'The Real Cost of an AI Agent', which adds up software, model usage, hosting, setup time, and review time for the four catalog agents. Also new: a Privacy page, and the Tools page now carries the full catalog in plain text so it reads without JavaScript, with a retry state if the catalog data fails to load."
    },
    {
      "date": "2026-10-29",
      "type": "catalog_update",
      "description": "Catalog data hardening: every tools.json record now carries a commercial_relationship field (none for 19 listings; referral for Muse, whose disclosed invite code also states on its card that it does not affect placement, price checks, or inclusion), separate from is_sponsored. A formal JSON Schema for the catalog is published at tools.schema.json, and an automated validator now checks the catalog, the change feed, and cross-page consistency before publishes."
    },
    {
      "date": "2026-10-29",
      "type": "content_update",
      "description": "Podcasts refresh: featured review swapped to The AI in Business Podcast episode 'From Operational Insight to Agentic Industrial AI' with IFS CTO Vaibhav Kumar, published October 29, 2026 (review based on the episode's published show notes; the episode is sponsored by IFS). The AI in Business card and the homepage podcasts blurb now cite the October 29, 2026 episode. Other shows checked the same day: The Artificial Intelligence Show still at Ep. 248 (October 27, 2026), The AI Daily Brief still at its October 28, 2026 episode, Me, Myself, and AI still at the Honeywell CTO episode, and HBR IdeaCast's AI series still closed with the October 8, 2026 episode."
    }
  ],
  "publisher": "bizn.org",
  "updated": "2026-10-29",
  "version": "1.5.0"
}