Prediction market arbitrage
aizamon.com
Get one Polymarket versus Kalshi gap card with the topic, both yes prices, gap cents, a fee-adjusted net edge, buy and sell venues, and a suggested action. The fee-adjusted net edge is the number a trading wallet acts on. $0.25 USDC. Inline JSON. Includes a signed Ed25519 receipt you can check with the published key.
- Category
- Service
- Networks
- Base
- Starting price
- $0.003
- Paid calls, 30 days
- 153
Paid endpoints
26 endpoints, sorted by usage. Prices are per request.
| Endpoint | Price | Network | Facilitator | Calls / 30d |
|---|---|---|---|---|
GET/x402/v1/ping Get proof a wallet can finish 402, sign, settle, and read the result on Base, plus an echo and a signed Ed25519 receipt. Check the receipt with the published key. $0.01 USDC. Optional ?echo= comes back in the body. Includes a signed Ed25519 receipt you can check with the published key. | $0.01 | Base | Coinbase CDP | 51 |
GET/x402/v1/spread Get exact Polymarket and Kalshi yes prices, gap cents, the cheaper venue, and both market links. Pass ?q= as keywords, or omit q for the widest live gap. $0.01 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key. | $0.01 | Base | Coinbase CDP | 30 |
GET/x402/v1/match Get the cheaper Polymarket or Kalshi venue for ?q=, with the gap bucketed to 10 cents. One query names the venue to buy. $0.01 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key. | $0.01 | Base | Coinbase CDP | 25 |
GET/x402/v1/bot-fuel Get one Polymarket versus Kalshi gap card with the topic, both yes prices, gap cents, a fee-adjusted net edge, buy and sell venues, and a suggested action. The fee-adjusted net edge is the number a trading wallet acts on. $0.25 USDC. Inline JSON. Includes a signed Ed25519 receipt you can check with the published key. | $0.25 | Base | Coinbase CDP | 8 |
GET/x402/v1/health Get ok, the server time, and a signed Ed25519 receipt you can check with the published key. Optional ?echo= comes back in the body. $0.005 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key. | $0.005 | Base | Coinbase CDP | 4 |
GET/x402/v1/block Get the latest Base block height as a decimal block number. No argument. $0.005 USDC. Included in the hour pass. Includes a signed Base fact you can check with the published receipt key. Includes a signed Ed25519 receipt you can check with the published key. | $0.005 | Base | Coinbase CDP | 2 |
GET/x402/v1/book Get the highest 24h-volume Polymarket and Kalshi markets, each with volume, bid, and ask. Pass ?q= to keep markets that share a word, or omit q for the liquid board. $0.01 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key. | $0.01 | Base | Coinbase CDP | 2 |
GET/x402/v1/bot-fuel-pack Get up to 5 Polymarket versus Kalshi gap cards, each with the topic, both yes prices, gap cents, a fee-adjusted net edge, and a suggested action. The pairs from this scan arrive together, up to 5. $0.89 USDC. Inline JSON. Includes a signed Ed25519 receipt you can check with the published key. | $0.89 | Base | Coinbase CDP | 2 |
GET/x402/v1/chain Get the Base chain id, 8453. One call confirms the network. $0.005 USDC. Included in the hour pass. Includes a signed Base fact you can check with the published receipt key. Includes a signed Ed25519 receipt you can check with the published key. | $0.005 | Base | Coinbase CDP | 2 |
GET/x402/v1/dns Get A, AAAA, MX, TXT, NS, and CNAME for one public hostname in ?q=. A URL is reduced to its hostname before the lookup. $0.01 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key. | $0.01 | Base | Coinbase CDP | 2 |
GET/x402/v1/gas Get the Base gas price and the latest base fee, in wei and gwei. Both figures come back on the same call. $0.005 USDC. Included in the hour pass. Includes a signed Base fact you can check with the published receipt key. Includes a signed Ed25519 receipt you can check with the published key. | $0.005 | Base | Coinbase CDP | 2 |
GET/x402/v1/hour-pass Get one hour and 600 calls of the agent reads, including reads added later. The token, expiry, and calls remaining come back together. $0.50 USDC. Send the token as the header X-Aizamon-Pass. Includes a signed Ed25519 receipt you can check with the published key. | $0.50 | Base | Coinbase CDP | 2 |
GET/x402/v1/json Get repaired JSON for ?q=, including fences, comments, trailing commas, single quotes, unquoted keys, and Python True, False, and None. The repaired text, the changes, and the value come back together. $0.01 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key. | $0.01 | Base | Coinbase CDP | 2 |
GET/x402/v1/move Get the biggest Polymarket and Kalshi odds swings for window=hour, day, or week. The window defaults to day, and ?q= filters the list. $0.01 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key. | $0.01 | Base | Coinbase CDP | 2 |
GET/x402/v1/net Get the cents left after buying one venue's ask and selling the other's bid. Executable when the names match and the contracts close within 48 hours. $0.01 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key. | $0.01 | Base | Coinbase CDP | 2 |
GET/x402/v1/spec-lint Get a score and the issues for an OpenAPI spec in ?q=: version, one path, and one 2xx response. Three checks come back on the same call. $0.01 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key. | $0.01 | Base | Coinbase CDP | 2 |
GET/x402/v1/supply Get the totalSupply of one Base ERC-20, with raw units, decimals, and the decimal amount. Omit ?token= for USDC. $0.003 USDC. Included in the hour pass. Includes a signed Base fact you can check with the published receipt key. Includes a signed Ed25519 receipt you can check with the published key. | $0.003 | Base | Coinbase CDP | 2 |
GET/x402/v1/tor-call Get one Tor MCP call, with a permit token, calls remaining, and the redeem URL. Redeem it at GET /api/v1/tor-call-permit. $0.05 USDC. The permit comes back inline. Includes a signed Ed25519 receipt you can check with the published key. | $0.05 | Base | Coinbase CDP | 2 |
GET/x402/v1/verdict Get one signed Polymarket versus Kalshi card with both yes prices, both links, and the cents left after the books. Pass ?q= as the topic, or omit q for the widest live gap. The signature checks with the published receipt key. $0.05 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key. | $0.05 | Base | Coinbase CDP | 2 |
GET/x402/v1/alpha-day Get a 24-hour token for the alpha feed, with the expiry and the feed URL. One payment keeps the alpha feed open for a day. $1.19 USDC. The token comes back inline. Includes a signed Ed25519 receipt you can check with the published key. | $1.19 | Base | Coinbase CDP | 1 |
GET/x402/v1/bot-fuel-day Get a 24-hour token for the Polymarket versus Kalshi mispricing feed, with the expiry and the feed URL. One payment keeps the gap feed open for a day. $1.49 USDC. The token comes back inline. Includes a signed Ed25519 receipt you can check with the published key. | $1.49 | Base | Coinbase CDP | 1 |
GET/x402/v1/clip Get the dollars you can lift at the touch on both venues, and the cents left after the books. The clip is the thinner touch, so the buyer sees the dollars available at the quote. $1 USDC. Priced on its own at $1. Includes a signed Ed25519 receipt you can check with the published key. | $1.0 | Base | Coinbase CDP | 1 |
GET/x402/v1/edge Get one live tradeable edge with the topic, the size in cents, and a link. A wallet gets a single edge it can act on. $0.19 USDC. Inline JSON. Includes a signed Ed25519 receipt you can check with the published key. | $0.19 | Base | Coinbase CDP | 1 |
GET/x402/v1/edge-pack Get up to 5 live tradeable edges, each with a topic, a size in cents, and a link. The live edges that have a topic, a size in cents, and a link arrive in one response. $0.79 USDC. Inline JSON. Includes a signed Ed25519 receipt you can check with the published key. | $0.79 | Base | Coinbase CDP | 1 |
GET/x402/v1/gust Get touch size in dollars, cents remaining after both books, and the day's largest price changes, in one response. One request returns the combined read. $0.10 USDC. Included in the hour pass. Includes a signed Ed25519 receipt you can check with the published key. | $0.10 | Base | Coinbase CDP | 1 |
GET/x402/v1/scan Get a failure class, sensitive-string counts, and a next action for the log or webhook sample you send. Send the text as ?raw= or as base64 JSON in the header X-Aizamon-Payload. $0.49 USDC. The scan comes back inline. Includes a signed Ed25519 receipt you can check with the published key. | $0.49 | Base | Coinbase CDP | 1 |
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