Estoril Open: Henrique Rocha vs Pedro Martinez

Platform comparison

Market context

Henrique Rocha faces Pedro Martinez in a clay-court ATP match at the Estoril Open, originally set for 20 July 2026, where the outcome determines which player advances to the next round. The match has already finished, with Pedro Martinez declared the winner on Šport.sk, contradicting the current 0% crowd-implied probability for Rocha advancing [1]. This divergence mirrors past instances where prediction markets lagged behind official result feeds, particularly in lower-tier ATP events where data latency can persist for hours post-match.

Programmatic traders should monitor official ATP result APIs and tournament-specific feeds rather than relying solely on crowd sentiment, as automated bots often correct mispriced odds once verified results are published. Recent analysis from Dimers and Stats Insider both projected Rocha with a 51% win probability pre-match, citing head-to-head odds of $1.80 for Rocha versus $2.00 for Martinez [3][4]. The 0% YES probability now likely reflects a market correction after the result was confirmed, not a genuine assessment of Rocha’s chances.

Key catalysts include the official ATP match status update and any delay in settlement due to the 7-day resolution window clause. Traders using conditional orders should set triggers based on verified result timestamps rather than crowd shifts, as copy-trading bots may enter late on corrected data. Tennis Tonic’s pre-match pick also favoured Rocha in three sets, reinforcing that the initial probability was misaligned with expert models before the result was known [5].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Estoril Open: Henrique Rocha vs Pedro Martinez across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Kalshi Fees trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.