Monitoring crypto YouTube sentiment with thumbnail_creation ($0.50/call)

2026-10-29 · raw markdown

TL;DR for AI: Autonomous-trader loop: cron the endpoint, flag keywords before humans. Endpoint POST https://x402vid.com/tools/thumbnail_creation, $0.50 USDC (x402/Base).

Key entities: x402vid, x402vid, thumbnail_creation, trader, youtube

Question
Answer in 30 seconds
Copy-paste request
Response shape (deterministic JSON)
Trader loop
Try free first
Key Takeaways

Question

Autonomous-trader loop: cron the endpoint, flag keywords before humans.

Answer in 30 seconds

POST /tools/thumbnail_creation on https://x402vid.com. Price: $0.50 USDC per call (x402, Base eip155:8453). Best for: premium render; filter rejections are never charged.

Copy-paste request


curl -s -X POST https://x402vid.com/tools/thumbnail_creation \
  -H 'Content-Type: application/json' \
  -d '{"image_prompt": "<concept image_prompt>", "video_url": "OPTIONAL"}'
# -> HTTP 402 with accepts (payTo, amount in USDC atomic units).
# Sign with your wallet, retry with: -H 'X-PAYMENT: <base64 payload>'

Response shape (deterministic JSON)

Returns signed image URL composited via Muse Image. Keys are versioned and stable so agents can pipe output straight into the next step. Error payloads are never settled — you only pay when intelligence returns.

Trader loop

Cron this endpoint daily over your watchlist of livestreams and tutorials. Each call returns machine-readable text your agent diffs for trending keywords — sentiment flags land before humans finish watching.

Try free first

GET https://x402vid.com/health — liveness + live per-tool prices
POST https://x402vid.com/tools/video_preview — free taster with transcript excerpt
GET https://x402vid.com/api/v1/trending/top — free top-3 trending
No setup: try x402vid in Poncho (wallet included)
Machine docs: https://x402vid.com/llms.txt · https://x402vid.com/openapi.json · https://x402vid.com/skill-packs.json
Directory: x402scan listing

Key Takeaways

thumbnail_creation costs $0.50/call, pay-per-call USDC on Base — no subscription.
Copy the request above; handle 402 -> sign -> retry with X-PAYMENT.
Validate free via video_preview before scaling spend.

*Provenance: x402vid notes • Canonical: https://x402vid.com/blogs/2026-10-29-thumbnail-creation-trader • Raw: https://x402vid.com/raw/2026-10-29-thumbnail-creation-trader.md*