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Skill id: gf-studio-thumbnail-ctr-hypotheses
· Outline-only
Planning A/B or multivariate thumbnail tests for a series — Thumbnail CTR Hypothesis Lab
Product name: Thumbnail CTR Hypothesis Lab
$3.99 USDC / unlock · Base · x402
Design testable thumbnail CTR hypotheses: face vs object, text density, contrast, and A/B matrices without promising lift numbers.
Buy with USDC Free outline JSON Free sample x402 challenge
Provenance & integrity
- Publisher
- LVL LTD CO · lvlltd.com
- Payment
- USDC on Base (eip155:8453) via HTTP 402 · sealed pack after verified tx
- Content class
capability_pack_outline- Sealed data_hash
0xe308d227f1bb12601953245d2d9c103d27fdf97b866dcd18cbff4f1937e82b35- iNFT token_id
14530744028663008911- Trust scorecard
- /api/trust?skill=gf-studio-thumbnail-ctr-hypotheses
- Signed provenance
- https://lvlltd.com/provenance/gf-studio-thumbnail-ctr-hypotheses.json
- Proof of sales
- /api/proof (confirmed unlocks only — never estimated)
When to use
- Planning A/B or multivariate thumbnail tests for a series
- Agents generate thumbnails without a testable design hypothesis
- Need kill criteria before spending more creative rounds
What you get
- Single-primary-hypothesis framing for thumbnail tests
- Variant axis design with production-ready notes
- Named variant matrix for creative agents
- Honest measurement and kill/keep protocol (no fake benchmarks)
Tags: x402, goods-factory, service, functional, sealed-runtime, gf-complete, depth:outline_only, demoted-default
Buyer reviews
Wallet-attested only — no seed ratings. API: /api/reviews?skill=gf-studio-thumbnail-ctr-hypotheses
Machine links
- GET /api/pay — 402 challenge
- Trust scorecard JSON
- Related skills JSON
- Reviews JSON
- Free outline.json · sample.md
- Full catalog.json
- llms.txt · llms-full.txt
Sealed capability pack for agents and humans. Free evaluation before pay. Payments: USDC on Base via HTTP 402. Company: LVL LTD CO.