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Source-backed comparison of oracle3, Predly
Fieldoracle3

VK-e113c37f213b5b57

Predly

VE-4634530863cd08ca

Product overviewApache-2.0 research engine that prices Kalshi, Polymarket and DFlow contracts with a Wang Transform fit on 291k resolved markets, runs constraint-based arbitrage checks and Kelly sizing in paper-trading mode.Beta analytics service that scores Polymarket and Kalshi markets against AI-derived probabilities and sends alerts when prices diverge. Free access with a watchlist.
Research classificationAI Agents & ResearchAI Agents & Research
Resource typeSoftware repositoryProduct or service
Platforms named in product contextPolymarket, KalshiPolymarket, Kalshi
Documented capabilitiesMCP tools: The source describes a Model Context Protocol interface for agent or assistant tools.; Command line tools: The product describes a command line interface.Alerts: The source describes notifying users or systems about relevant events.; AI analysis: The overview describes using AI or machine learning. Accuracy and trading performance have not been independently established here.
Latest sourced pricingFree (self-hosted)Free
Developer and product resourcesDocumentation: https://docs.github.com/en; Pricing: https://github.com/pricing; Source repository: https://github.com/YichengYang-Ethan/oracle3Not captured
Website research check2026-10-31T02:08:41.890315+00:00; Public page content was obtained during the dated check. Reachability does not establish continuing service availability.2026-10-31T02:05:35.950590+00:00; Public page content was obtained during the dated check. Reachability does not establish continuing service availability.
Published contributor descriptionNot suppliedNot supplied
Contributor pricing statementNot suppliedNot supplied
Contributor details publishedNot suppliedNot supplied
Profile claimNo active approved claimNo active approved claim
Record evidenceHistorical catalogue onlyFirst-party website observation
Historical product descriptionApache-2.0 research engine that prices Kalshi, Polymarket and DFlow contracts with a Wang Transform fit on 291k resolved markets, runs constraint-based arbitrage checks and Kelly sizing in paper-trading mode.Beta analytics service that scores Polymarket and Kalshi markets against AI-derived probabilities and sends alerts when prices diverge. Free access with a watchlist.
Name in the historical catalogueoracle3Predly
Reported categoryAI Agents & ResearchAI Agents & Research
Reported venuesKalshi, Polymarket, DFlowPolymarket, Kalshi
Historical pricing statementFree (self-hosted)Free
Open-source claimSource says yesSource says no
Execution claimSource says noSource says no
Historical status statementlivebeta
Historical backer statementNot statedNot stated
Catalogue-reported repositoryhttps://github.com/YichengYang-Ethan/oracle3Not stated
Catalogue's own check date2026-08-272026-08-27
Catalogue snapshot date (UTC)2026-09-082026-09-08
Operator name in page metadataNot capturedNot captured
Location in page metadataNot capturedNot captured
Founding date in page metadataNot capturedNot captured
Page-declared statements00
Linked repository records10
Vultax assessmentNot assessedNot assessed
Websitehttps://github.com/YichengYang-Ethan/oracle3https://predly.ai/
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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.