✓Filed by gotnerfed.comCase #C-2021-009Classification ON WATCH-trackOpened 2025-04-09Last scanned 2026-08-13 04:00 UTCACTIVE
Claude (Anthropic)
General chat + reasoning
2 major changes on record · roughly one every 107 days.
► On watch25-49 · minor-to-major changes in the last 12 months; staying observant.
Ranked #1 of 23 tracked vendors.
Ranked #1 of 23 tracked vendors.
Receipt trail
5 filed · latest 65d ago
◆ At a glance
65days
Since last receipt
Claude Fable 5 hard-refuses cyberse… · minor
5
Receipts
all time
0
Critical
—
2
Major
billing model shift · model swap
1
Last 90d
watching
47
Peak nerf
May 14 · billing model shift
~107d
Cadence
avg between receipts
↗ Current pricing pageHow the index is calculatedEmbed badgeProcurement report (PDF)Compare to peers
◆ 30 / 60 / 90 forecast →
Next 30d26%
prob of any change
Next 60d45%
prob of any change
Next 90d59%
prob of any change
Observed 5 receipts over 426 days (cadence ~85d). Last receipt 65 days ago. Most common kind: feature-gated. Brier-scored against subsequent reality on the public leaderboard.
Vendor average18%Category avg14%Brier · last 90d0.18Modelv0 heuristic
◆ Nerf Index · trailing 12 months
AugOctDecFebAprJunAug
Recency-weighted Nerf Index, 30-day rolling. Dots mark receipts. Index breached “on watch” threshold on 2026-05-14 at the defining receipt.
◆ Community sentiment
Community sentiment
No sentiment data yet. Reddit posts about Claude (Anthropic) are scored by Claude Haiku 4.5 on first render and cached daily - the next page load will populate this card. Requires ANTHROPIC_API_KEY + Vercel KV.
Net = (positive − negative) / total Reddit posts mentioning Claude (Anthropic) in the trailing 7 days. Updated daily. Read methodology →
Receipts · all time · reverse chronological
5 receipts · 0 critical · 2 major · 2 minorEvery silent change Claude (Anthropic) made.
SeverityKindSort
5 MORE RECEIPTS HIDDEN · LAST 12 MONTHS
You’re seeing the last 30 days. Personal sees the last year.
Free tier shows the most recent 30 days of receipts per vendor. Personal ($9/mo) unlocks the full 1-year diff history - plus a 3-vendor watchlist, real-time alerts on every severity, migration playbooks, and Slack/Discord/Teams webhooks.
◆ Escape pod · if you're leaving
See full migration playbook ->