diff --git a/.github/tool-release-baselines.json b/.github/tool-release-baselines.json
index 993cf9a01..6893044be 100644
--- a/.github/tool-release-baselines.json
+++ b/.github/tool-release-baselines.json
@@ -96,7 +96,7 @@
         "agents_md"
       ],
       "github_repo": "sst/opencode",
-      "last_known_version": "v1.15.0",
+      "last_known_version": "v1.15.10",
       "tracked": true,
       "changes_of_interest": {
         "config_surfaces": [
@@ -237,7 +237,7 @@
       "github_repo": null,
       "html_url": "https://api2.cursor.sh/updates/api/update/darwin/cursor/0.0.1/stable",
       "version_regex": "[0-9]+\\.[0-9]+\\.[0-9]+",
-      "last_known_version": "3.4.17",
+      "last_known_version": "3.5.33",
       "tracked": true,
       "notes": "Tracked via Cursor's stable update endpoint (the same one the desktop app polls). Returns JSON like {\"url\":\"...\",\"name\":\"3.1.17\"}. Channel is hardcoded to 'stable' for darwin; the version is platform-agnostic (same release ships across darwin/linux/win32). Prose changelog at https://cursor.com/changelog (Next.js SPA - not scrapeable from raw HTML).",
       "changes_of_interest": {
diff --git a/knowledge-base/RESEARCH-TRACKING.md b/knowledge-base/RESEARCH-TRACKING.md
index 6c92b6d2a..429e2df91 100644
--- a/knowledge-base/RESEARCH-TRACKING.md
+++ b/knowledge-base/RESEARCH-TRACKING.md
@@ -18,7 +18,7 @@ Tools are organized by support tier (see [../CONTRIBUTING.md#tool-tier-system](.
 |------|---------------|-------------------|------------|-----------|---------------|-------------|
 | Claude Code | `CLAUDE.md`, `.claude/settings.json` | https://code.claude.com/docs/en | Automated (spec-drift.yml + tool-release-watch.yml) | Weekly | 2026-05-15 | CC-SK, CC-HK, CC-MEM, CC-AG, CC-PL, CC-SET |
 | Codex CLI | `AGENTS.md`, `.codex/config.toml` (also `.codex/config.json`/`.yaml`), `.codex-plugin/plugin.json` | https://developers.openai.com/codex/ | Automated (spec-drift.yml + tool-release-watch.yml) | Weekly | 2026-05-14 | AGM, XP |
-| OpenCode | `AGENTS.md`, `opencode.json`, `opencode.jsonc`, `.opencode/config.json` | https://opencode.ai/docs/ | Automated (spec-drift.yml + tool-release-watch.yml) | Weekly | 2026-05-15 | AGM, XP, OC |
+| OpenCode | `AGENTS.md`, `opencode.json`, `opencode.jsonc`, `.opencode/config.json` | https://opencode.ai/docs/ | Automated (spec-drift.yml + tool-release-watch.yml) | Weekly | 2026-05-24 | AGM, XP, OC |
 | Kiro CLI | `.kiro/steering/*.md`, `.kiro/agents/*.json`, `.kiro/hooks/*.kiro.hook`, `.kiro/settings/mcp.json`, `.kiro/settings.json`, `.kiro/powers/*/POWER.md`, `.kiro/skills/*/SKILL.md` | https://kiro.dev/changelog/cli/ | Automated (tool-release-watch.yml via HTML scrape) | Quarterly | 2026-05-14 | KIRO, KR-AG, KR-HK, KR-MCP, KR-PW, KR-SK, KR-SET |
 
 ### A Tier (test on major changes)
@@ -27,7 +27,7 @@ Tools are organized by support tier (see [../CONTRIBUTING.md#tool-tier-system](.
 |------|---------------|-------------------|------------|-----------|---------------|-------------|
 | GitHub Copilot | `.github/copilot-instructions.md`, `.github/instructions/*.instructions.md` | https://docs.github.com/en/copilot/customizing-copilot | Automated (spec-drift.yml + tool-release-watch.yml via microsoft/vscode-copilot-chat) | Monthly | 2026-04-22 | COP |
 | Cline | `.clinerules` (file or dir), `.clinerules/workflows/*.md`, `.clinerules/hooks/*`, `.clinerules/skills/*/SKILL.md`, `.cline/skills/*/SKILL.md` | https://docs.cline.bot/features/cline-rules/overview | Automated (spec-drift.yml + tool-release-watch.yml) | Monthly | 2026-05-15 | CLN, CL-SK |
-| Cursor | `.cursor/rules/**/*.{md,mdc}`, `.cursorrules` (legacy), `.cursor/hooks.json`, `.cursor/agents/**/*.md`, `.cursor/environment.json`, `.cursor/mcp.json` | https://cursor.com/docs/rules | Automated (spec-drift.yml + tool-release-watch.yml via api2.cursor.sh stable update endpoint) | Monthly | 2026-05-14 | CUR |
+| Cursor | `.cursor/rules/**/*.{md,mdc}`, `.cursorrules` (legacy), `.cursor/hooks.json`, `.cursor/agents/**/*.md`, `.cursor/environment.json`, `.cursor/mcp.json` | https://cursor.com/docs/rules | Automated (spec-drift.yml + tool-release-watch.yml via api2.cursor.sh stable update endpoint) | Monthly | 2026-05-24 | CUR |
 
 ### B Tier (test on significant changes if time permits)