Arbitrage
Prediction-market directory
Event Arb
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VE-0723e7b3a5d9f776 · Not assessed · First-party website observation available
What Event Arb does
Free calculator for event-contract arbitrage: enter odds from Kalshi, Polymarket, Robinhood or Interactive Brokers and it returns fee-adjusted spreads and stake splits.
Historical catalogue statement · Snapshot: . Present product details have not been independently rechecked. Source snapshot (opens in a new tab)
- Reported category
- Arbitrage
- Reported venues
- Kalshi, Polymarket, Robinhood, Interactive Brokers
- Historical pricing statement
- Free
- Company operator supplied
- Not provided
- Company location supplied
- Not provided
- Founded, as supplied
- Not provided
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Shared reported category or venue · unpaid order
Historical product profile and catalogue sources
Historical product profile
Catalogue snapshot: · Catalogue's own check date:
Free calculator for event-contract arbitrage: enter odds from Kalshi, Polymarket, Robinhood or Interactive Brokers and it returns fee-adjusted spreads and stake splits.
- Name in the historical catalogue
- Eventarb
- Reported category
- Arbitrage
- Reported venues
- Kalshi, Polymarket, Robinhood, Interactive Brokers
- Historical pricing statement
- Free
- Execution claim
- Source says it does not execute trades
- Open-source claim
- Source says yes
- Backer statement
- Not stated
- Historical status statement
- live
Source status note: Page returned 200 on 2026-08-27 with meta description naming Kalshi, Polymarket, Robinhood and Interactive Brokers.
Repository links reported by the catalogue:
https://github.com/akhan280/event-contract-arbitrage (opens in a new tab)
These are the catalogue contributors' dated statements, including their qualifications. They do not establish present availability, total cost, legal ownership or licensing. Read the exact source snapshot (opens in a new tab).
Additional references listed by the catalogue
Website-declared details
These statements were extracted from the cited page's structured metadata. They can describe a publisher or embedded product; the association is not independently certified. An offer object with price zero does not establish a wholly free service. A licence link may refer to content or software rather than regulatory permission.
No structured statements were retained for this record.
Linked technical evidence
No repository link into the collected technical evidence was established. Any catalogue-reported repository is shown above. Browse the technical evidence separately.
Profile history and sources
Source dates and collection dates are distinct. The catalogue snapshots retain what the source reported; repeated identical snapshots are not presented as product changes. Company contributions and claim decisions enter the history only after publication.
Collected:
First-party page observed
This is our dated page observation, not a verified company identity, prediction-market classification, current service-health claim or API benchmark.
Source date:
Package prepared:
Historical catalogue snapshot
Source verification date: 2026-08-27. Free.
Source date:
Package prepared:
Historical catalogue snapshot
Source verification date: 2026-08-27. Free.
Record evidence and export
Retained page body SHA-256: cb384c10b55af9cae7121b1e4d4d9a82be84a127de5d975fd480921e29f0e3ec
The digest identifies the retained source bytes. A link may now serve a different page; a digest alone does not provide access to the retained evidence.
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Historical descriptions and catalogue claims: Kairos contributors, CC BY 4.0. Vultax adds source matching, presentation and factual comparisons. Attribution, licences and coverage.