{"slug": "field-notes-week-of-october-5-2026", "title": "Field notes — week of October 5, 2026", "summary": "Sierra announced the Personal Agent Protocol with Meta on October 6, an open standard for how a consumer's personal AI agent authenticates with a business and what access the consumer grants it, with Genesys, Instinct, Rocket, Shopify, Stripe and Walmart listed as industry partners and a v0.1 spec planned for later in October. Decagon separately open-sourced the Personal Agent Consent & Trust Protocol (PACT) on October 6, co-developed with Instinct and built on the Agent2Agent protocol and OAuth 2.0, and joined the Sierra/Meta-led working group. Anthropic also released Claude Haiku 5.5 on October 7 at $0.10/$0.50 per million input tokens depending on prompt length, scoring 72.4% on OSWorld 2.1 versus 15.7% for Haiku 4.5.", "body_md": "# Field notes — week of October 5, 2026\n\nWhat changed in AI-support and AI-localization tooling this week. Every item was checked against its source before it entered this list.\n\n- **Sierra** -[announced the Personal Agent Protocol with Meta](https://sierra.ai/blog/introducing-personal-agent-protocol) (Oct 6), an open standard for how a consumer's personal AI agent authenticates with a business and what access the consumer grants it; Genesys, Instinct, Rocket, Shopify, Stripe and Walmart are listed as industry partners, with a v0.1 spec planned for later in October.\n\n- **Decagon** -[open-sourced the Personal Agent Consent & Trust Protocol (PACT)](https://decagon.ai/blog/introducing-the-personal-agent-consent-trust-protocol-pact) (Oct 6), co-developed with Instinct and built on the Agent2Agent protocol and OAuth 2.0, letting a business verify which personal agent is contacting it and what the customer authorized it to do; Decagon also joined the Sierra/Meta-led working group.\n\n- **Decagon** -[was named a Cool Vendor in Gartner's 2026 Coolest Vendor Innovations in CRM report](https://decagon.ai/blog/decagon-named-a-gartner-cool-vendor) (announced Oct 7, from a Gartner report dated Sept 14).\n\n- **Anthropic** -[released Claude Haiku 5.5](https://www.anthropic.com/claude-haiku-5-5) (Oct 7), its cheapest and fastest small model yet, priced at $0.10/$0.50 per million input tokens depending on prompt length, with an adjustable effort setting and a large jump on computer-use benchmarks (72.4% on OSWorld 2.1 versus 15.7% for Haiku 4.5).\n\n- **OpenAI** -[extended Ultrafast mode to GPT-6.1 Sol in the Responses API](https://developers.openai.com/api/docs/changelog) (Oct 8), opening the low-latency service tier to all API users for the first time and adding EU data residency alongside the existing US option.\n\n- **Intercom** -[added Macro Admin Mode](https://www.intercom.com/changes/en/159696-macro-admin-mode) (Oct 9), letting teammates with shared-macro permissions view other people's personal macros and either promote the useful ones to shared status or delete the rest.\n\n- **DeepL** -[launched DeepL for Sovereign Markets](https://www.deepl.com/en/blog/building-for-europes-sovereignty-needs) (Oct 6), a translation environment hosted and operated entirely within the EU for public-sector and enterprise customers, initially in DACH, France and EU institutions, carrying SOC 2 Type II, GDPR, ISO 27001 and BSI C5 certifications.", "url": "https://wpnews.pro/news/field-notes-week-of-october-5-2026", "canonical_source": "https://amitkvint.com/field-notes/2026-10-12/", "published_at": "2026-10-12 00:00:00+00:00", "updated_at": "2026-10-12 05:38:16.622209+00:00", "lang": "en", "topics": ["ai-agents", "agent-protocols", "large-language-models", "ai-products", "ai-tools"], "entities": ["Sierra", "Meta", "Decagon", "Anthropic", "Claude Haiku 5.5", "OpenAI", "DeepL", "Intercom"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/field-notes-week-of-october-5-2026", "markdown": "https://wpnews.pro/news/field-notes-week-of-october-5-2026.md", "text": "https://wpnews.pro/news/field-notes-week-of-october-5-2026.txt", "jsonld": "https://wpnews.pro/news/field-notes-week-of-october-5-2026.jsonld"}}