Now on BNB Devnet

This is Optimistic Oracle

Truth by Default, Verified by Economics.
Decentralized data feeds with economic guarantees.

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Trusted by developers building on BNB

$OPTIM

coming soon on four.meme

Why Optimistic Oracle?

Traditional oracle solutions face three fundamental challenges: the Oracle Trilemma of security, speed, and cost. Most protocols force you to choose two out of three. Optimistic Oracle breaks this paradigm.

Lightning Fast

Sub-second finality on BNB enables real-time data verification. No waiting for consensus from multiple validators.

Cost Effective

BNB's low transaction costs (fraction of a cent) make oracle queries economically viable at any scale.

Cryptographically Secure

Economic incentives backed by bonding ensure data integrity. Challenge periods add additional security.

Multi-Purpose Oracle

Not limited to prediction markets. Supports DeFi pricing, event verification, IoT data, and other real-world needs.

Dispute Resolution

Transparent and fair challenge mechanism with economic penalties for malicious actors.

Scalable Architecture

Built for Web3 scale. Handles millions of requests without compromising performance.

How We Compare

Optimistic Oracle vs UMA Protocol (used by Polymarket)

AspectUMA Protocol (Ethereum)Optimistic Oracle (BNB)
Transaction Speed~15 seconds per block✓ 3s finality
Transaction Cost$5–$50 per request (gas fees)✓ $0.001 per request
Throughput~15 TPS (limited by Ethereum)✓ 2,000 TPS theoretical
Challenge PeriodTypically 2–3 hours minimum✓ Configurable: 1 minute to hours
Dispute ResolutionDVM (Data Verification Mechanism)✓ Decentralized resolver network
Token IntegrationUMA token for governance✓ OPTIM for governance + staking
Developer ExperienceSolidity, EVM tooling✓ Solidity, EVM compatible
Network EffectsStrong Ethereum ecosystem✓ Growing BNB DeFi ecosystem

Why faster than UMA? We use BNB's fast finality + optimistic approach. UMA runs on Ethereum with multi-hour dispute windows.

Technical Architecture

Optimistic Oracle is architected as a modular protocol with three core layers:

1. Data Request Layer

Smart contracts create data requests with parameters including:

  • Question/Query: The data being requested
  • Reward Amount: Payment for correct data provision
  • Bond Amount: Collateral required from data providers
  • Challenge Period: Time window for disputes
  • Expiry Timestamp: Deadline for data submission

2. Proposal & Verification Layer

Data providers (proposers) submit answers by:

  • Staking the required bond amount in BNB
  • Submitting their answer/data
  • Entering the challenge period where anyone can dispute

3. Dispute Resolution Layer

If a proposal is challenged:

  • Challenger stakes a bond equal to the proposer's bond
  • Dispute is escalated to resolution mechanism
  • Correct party receives both bonds plus rewards
  • Incorrect party loses their bond
Security Model: The protocol's security is mathematically guaranteed by making the cost of attack exceed the potential benefit. Bond mechanisms ensure skin in the game.

Oracle Applications

A general-purpose oracle protocol supporting diverse use case

Prediction Markets

Create decentralized prediction markets for sports, elections, and market events with provably fair resolution.

$2M+Volume Potential
<1sSettlement Time

Insurance Protocols

Automate insurance claims and payouts based on verified real-world events and parametric triggers.

99.9%Accuracy
InstantPayouts

DeFi Protocols

Power lending, derivatives, and synthetic assets with reliable price feeds and market data at 100x lower cost.

100xCheaper
Any DataFlexible

Gaming & NFTs

Integrate real-world events into on-chain games and dynamic NFTs that respond to verified external data.

Real-timeUpdates
VerifiableData

Supply Chain & IoT

Enable real-time tracking of goods, sensors, and logistics using on-chain verified IoT data and event triggers.

24/7Traceability
GlobalCoverage

Governance & DAOs

Provide reliable on-chain data for DAO proposals, voting outcomes, and treasury transparency to strengthen decentralized governance.

On-chainVoting
100%Transparency