Block Lottos

Block Lottos API

Public Block Lottos API (OpenAPI 3.1.0, v1.2.0, 20 operations, no API key) covering lottery reads for Polygon Fortune Ledger and Base Future Ledger (jackpot, stats, draw history, draw proof, wallet tickets, prize checks), unsigned ticket-transaction building, the Base-first agent flow (agent-capabilities, agent-referral, agent-purchase, confirm-ticket-tx) and a quote-first USDC banner advertising API (sizes, submit, submit/pay, status, wallet lookup, activate, activate/pay). All responses are JSON; rate limits are per IP with a Retry-After header on 429.

GitHub OpenAPI

Operations 20

GET /api/jackpot.php Get current jackpot #
GET /api/stats.php Get site stats #
GET /api/ads/sizes Get available ad sizes and pricing #
POST /api/ads/submit Submit an ad (quote-first flow, step 1) #
POST /api/ads/submit/pay Confirm ad payment (quote-first flow, step 2) #
GET /api/ads/status/{submission_id} Check ad submission status #
GET /api/ads/wallet/{wallet_address} Get all ads for a wallet #
POST /api/lottery/build-ticket-tx Build an unsigned lottery ticket transaction #
GET /api/lottery/tickets/{wallet} Get wallet tickets for the active draw #
GET /api/lottery/draw-history Get lottery draw history #
GET /api/lottery/draw-proof Get public draw proof #
GET /api/lottery/check-prizes/{wallet} Check outstanding failed prize payout for a wallet #
POST /api/ads/activate Request an ad activation quote #
POST /api/ads/activate/pay Confirm ad activation payment #
GET /api/lottery/jackpot Get current jackpot #
GET /api/lottery/stats Get site stats #
GET /api/lottery/agent-capabilities Get live Base-first agent capabilities #
POST /api/lottery/agent-referral Create or load one shared multi-chain affiliate profile #
POST /api/lottery/agent-purchase Prepare one bounded Base USDC ticket purchase #
POST /api/lottery/confirm-ticket-tx Verify a Base ticket purchase on chain #

Documentation

📖
Documentation
https://blocklottos.com/api-docs
📖
APIReference
https://blocklottos.com/api-docs
📖
GettingStarted
https://blocklottos.com/api-docs#ads-quickstart
📖
RateLimits
https://raw.githubusercontent.com/api-evangelist/blocklottos-com/refs/heads/main/rate-limits/blocklottos-com-rate-limits.yml

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/blocklottos-com/refs/heads/main/openapi/blocklottos-com-openapi.yml
⚙
OpenAPI
https://blocklottos.com/openapi.json

Other Resources

🔗
ErrorCatalog
https://raw.githubusercontent.com/api-evangelist/blocklottos-com/refs/heads/main/errors/blocklottos-com-problem-types.yml
🔗
Overlay
https://raw.githubusercontent.com/api-evangelist/blocklottos-com/refs/heads/main/overlays/blocklottos-com-openapi-overlay.yaml
🔗
DataModel
https://raw.githubusercontent.com/api-evangelist/blocklottos-com/refs/heads/main/data-model/blocklottos-com-data-model.yml
🔗
Examples
https://raw.githubusercontent.com/api-evangelist/blocklottos-com/refs/heads/main/examples/blocklottos-com-examples.yml
🔗
ToolCrosswalk
https://raw.githubusercontent.com/api-evangelist/blocklottos-com/refs/heads/main/mcp/blocklottos-com-tool-crosswalk.yml
🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/blocklottos-com/refs/heads/main/apis.yml

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OpenAPI Specification

blocklottos-com-openapi.yml Raw ↑ 
# Block Lottos API — OpenAPI 3.1.0, harvested verbatim from https://blocklottos.com/openapi.json on 2026-09-19
# (HTTP 200, application/json, Last-Modified 2026-09-10, 71,721 bytes, md5 d84270d63dcae8577accf4c9e5118662).
# Faithful YAML rendering of openapi/_original/blocklottos-com-openapi.json — content unchanged.
# Ownership: servers[] https://blocklottos.com, info.contact support@blocklottos.com, license url blocklottos.com/terms.
openapi: 3.1.0
info:
  title: Block Lottos API
  description: Public Block Lottos API for Polygon and Base lottery data, advertising, affiliates, and a Base-first non-custodial
    agent purchase flow. A verified winning Polygon ticket receives at least 100 POL and a verified winning Base ticket receives
    at least 100 USDC; a higher current jackpot applies when it exceeds the minimum.
  version: 1.2.0
  contact:
    name: Block Lottos Support
    email: support@blocklottos.com
    url: https://blocklottos.com/contact
  license:
    name: Public
    url: https://blocklottos.com/terms
servers:


# --- truncated at 32 KB (52 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/blocklottos-com/refs/heads/main/openapi/blocklottos-com-openapi.yml