Last updated: 2026-10-30
Changelog archive — October 2026
Every AI agent release we logged in October 2026: 4 daily entries across the platforms we track, each linked to its full write-up. The main changelog shows the latest releases; this page lists the whole month.
- 2026-10-30 — GPT-6.1 Terra, Claude Code 2.1.314, OpenClaw 2026.10.9, NemoClaw 0.0.140
OpenAI releases GPT-6.1 Terra at $1/$5 per MTok, Claude Code 2.1.311–2.1.314 adds a write-boundary permission and reverses a telemetry event, OpenClaw 2026.10.8 and 2026.10.9 fix security issues, and NemoClaw 0.0.140 adds default telemetry. - 2026-10-26 — Claude Duet, API 2026-10-21, OpenClaw 2026.10.7, Hermes 0.22.5
Claude Duet enters research preview, Anthropic ships API version 2026-10-21 with 2.0 SDKs, Claude Code 2.1.307–2.1.310 hardens the sandbox, OpenClaw 2026.10.7 protects config recovery, Hermes reaches 0.22.5, and OpenAI's Decisions API goes GA. - 2026-10-21 — Claude Code 2.1.306, OpenClaw 2026.10.5, Hermes 0.22.3, Gemini 4 Argon
Twelve days of releases: Claude Code 2.1.296–2.1.306 adds idle compaction and fork subagents by default; OpenClaw 2026.10.5 ships Skill Workshop 2.0 and public conversation links; Hermes 0.22.3 follows 0.22.0's connectors and stable channel; NemoClaw 0.0.137 defaults to Nemotron 3.5 Super VL; Gemini 4 Argon goes GA at $2/$10 per MTok; OpenAI adds 12-hour prompt caching. - 2026-10-09 — Claude Haiku 5.5, Claude Code 2.1.295, OpenClaw 2026.9.9, Hermes 0.21.6
Claude Haiku 5.5 launches at $0.10/$0.50 per MTok for prompts up to 100K tokens, with Sonnet 5.5 cache reads halved and monthly API credits for Max and Team; Claude Code 2.1.287–2.1.295 adds Claude Mods, claude purge and hook onFailure: block; OpenClaw 2026.9.9 supports Haiku 5.5 and GPT-6.1 Sol; Hermes 0.21.6 is the first release from its new stable pipeline; OpenAI adds Ultrafast mode for GPT-6.1 Sol.