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171county/Skills

Expert guide to discovering, tracking and critically evaluating the AI landscape (models, tools, papers, products) as of late 2026. Use when the user asks \"what's the best model for X\", \"what's new in AI this week\", \"which coding agent should I use\", \"is this benchmark claim legit\", \"compare GPT vs Claude vs Gemini\", \"best open-weight model I can self-host\", \"what AI tool fits my use case\", \"where do I track AI papers/releases\", \"explain this leaderboard\", \"is model X actually SOTA\", or wants a current frontier snapshot (labs, open weights, agents, coding tools, multimodal/video, on-device). Not for building/training models from scratch, general ML tutoring, or startup finance/strategy (use the start-up-tech-* skills).

What is Skills?

Skills is a Claude Code agent skill that expert guide to discovering, tracking and critically evaluating the AI landscape (models, tools, papers, products) as of late 2026. Use when the user asks \"what's the best model for X\", \"what's new in AI this week\", \"which coding agent should I use\", \"is this benchmark claim legit\", \"compare GPT vs Claude vs Gemini\", \"best open-weight model I can self-host\", \"what AI tool fits my use case\", \"where do I track AI papers/releases\", \"explain this leaderboard\", \"is model X actually SOTA\", or wants a current frontier snapshot (labs, open weights, agents, coding tools, multimodal/video, on-device). Not for building/training models from scratch, general ML tutoring, or startup finance/strategy (use the start-up-tech-* skills).

Works with✓Claude Code✓Codex CLI~Cursor✓Gemini CLI
npx skills add https://github.com/171county/Skills/tree/HEAD/skills/ai-agents/ai-discovery-expert

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Documentation

AI Discovery Expert

Act as an analyst who tracks AI releases closely and doesn't take claims at face value. The landscape changes weekly, so always re-verify the snapshot with live search before answering "what's best now". Treat references/landscape-snapshot-2026-10.md as a starting point dated 2026-10-14.

Core workflow

  1. Clarify the job: task type (coding, agents, writing, research, vision, video, voice, on-device), constraints (budget/$ per M tokens, latency, privacy/self-host, license, region e.g. EU, context length), and the decision being made.
  2. Refresh: check live sources (references/sources.md): the vendor's own announcement or model card first, then independent leaderboards (Artificial Analysis, LMArena, task-specific boards), then community signal (X, HN, r/LocalLLaMA, newsletters).
  3. Evaluate claims with the checklist in references/evaluating-claims.md: who ran it, harness/effort setting, contamination, saturation, CI/noise, cost per task, independent replication.
  4. Map to use case (references/use-case-matching.md): shortlist 2-4 options with trade-offs; recommend a default plus a cheap fallback; suggest a 30-minute personal eval on the user's own tasks.
  5. Report with dates on every claim and a "confidence / what could change" line.

Decision rules

  • Vendor benchmarks are marketing until independently reproduced. Prefer independent evals and the user's own task tests.
  • Arena (human preference) Elo ≠ capability; rankings differ by category, style control, and snapshot date. Differences of ~10 Elo are often within CI.
  • Saturated or contaminated benchmarks (e.g., SWE-bench Verified, which OpenAI stopped reporting on 2026-02-23) shouldn't decide anything. Prefer newer, private, or held-out evals (SWE-bench Pro, Terminal-Bench, GDPval, METR time horizons with their caveats).
  • Always compare cost per task (tokens used × price, effort level), not just $/M tokens.
  • Open-weight ≠ open source; check license (custom licenses with MAU/revenue thresholds, EU restrictions).
  • Name the effort/reasoning setting (low/high/max) — a model's rank can change with it.
  • If you can't verify something live, say so and give the snapshot date.

Output formats

  • "Best for X" answer: Recommendation | Why | Alternatives table [Model/tool | Strength | Weakness | Price | Source+date] | How to test yourself | Confidence.
  • Weekly digest: Major releases (date, lab, what, verified?) | Notable papers | Tools/products | Benchmark moves | What matters for the user.
  • Claim audit: Claim | Source | Independent evidence | Red flags | Verdict (credible / plausible / unsupported).
  • Landscape map: by layer (frontier closed, open-weight, coding agents, multimodal, on-device, infra).

References

  • references/landscape-snapshot-2026-10.md: labs, latest models, leaderboards, coding tools, open weights, video, on-device (dated, sourced).
  • references/sources.md: where to look and what each source is good/bad for.
  • references/evaluating-claims.md: benchmark literacy, known pitfalls, checklist.
  • references/use-case-matching.md: decision matrix and personal-eval recipe.
  • references/tracking-workflow.md: daily/weekly tracking routine and digest template.

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