Prediction market comparison: find the right trading fit

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Quick answer: narrow the field first

No single prediction market platform is best for everyone. Start with eligibility and the asset you want to manage, then compare the same contract and order size on two or three candidates.

For an eligible US resident who wants a dollar-based account, Kalshi, Polymarket US and Robinhood event contracts are useful starting points. Robinhood is a broker route to partner exchanges, not necessarily a separate pool of liquidity. State and product restrictions still apply. Account requirements · Polymarket US · Robinhood

If you are eligible and want to fund your account with crypto, start with Polymarket’s international platform, HypaForecast and Limitless. Their trading assets, wallet arrangements and fees differ. These are not alternative ways to gain US access: their restrictions exclude US trading or access, and other jurisdictions are also restricted. International restrictions · HypaForecast terms · Limitless terms

Then remove any candidate that cannot support your funding route, desired market or planned position size. A low advertised fee cannot compensate for an unavailable account, a different settlement rule or an order you cannot exit.

The comparison at a glance

The six rows below represent distinct products or access routes, not six ranked exchanges. Availability and funding information was checked against the sources listed below on 7 October 2026; the dated HypaForecast trading-mechanics evidence is identified separately.

“Wallet-optional” means you need not bring a separate wallet application. It does not mean there are no wallets, custodial decisions, identity checks or blockchain risks behind the account.

Choose by the constraint that matters most

You want bank-style funding and USD accounting. Begin with the dollar-account routes above. For a non-US resident, Kalshi’s international eligibility and funding rules need a separate check; US ACH support does not carry over automatically. For Robinhood, confirm the event-contract buying power shown on the order ticket rather than assuming your brokerage or crypto balance is immediately usable. Kalshi international · Robinhood buying power

You already hold crypto and care about the final network. Compare the whole route: assets you send, any conversion or bridge, the position asset, and the asset you can receive back. Polymarket international uses pUSD on Polygon; HypaForecast uses Solana USDC; Limitless uses Base USDC. A familiar ticker alone does not make those routes interchangeable. Polymarket upgrade · HypaForecast · Limitless

You do not want to manage an external wallet. HypaForecast offers email/social signup; Polymarket international documents Google/email signup; Limitless documents social-login wallet options. Compare recovery and withdrawal control as well as the login screen. The USD-account routes do not require you to fund an external crypto wallet either. Signup sources · Polymarket signup · Limitless wallets

You trade frequently or place larger orders. Shortlist platforms that list the same economic question, then compare the price at which your entire order can fill, entry and exit fees, resting-order controls and resolution rules. This comparison does not identify a liquidity winner: it does not independently benchmark the same market, size and time across every platform.

Match the platform to the markets you want

A funding route only helps if the product lists the question you want to trade. Use these documented category examples to narrow the search, then compare the exact event, observation window and settlement rules. These examples are not a live inventory of open contracts; category names do not prove that matching markets are available on two platforms.

For a sports trade with a USD account, investigate Kalshi, Polymarket US and Robinhood within the eligibility filters above. For a crypto-funded sports trade, investigate the international Polymarket offering or HypaForecast’s current catalog. For short-duration crypto-price questions, the international Polymarket crypto category, HypaForecast’s Bitcoin examples and Limitless’s documented time-based markets are starting points—not a claim that all three offer an identical five-minute contract. The table’s source links establish these examples; a shortlist still needs a currently listed contract.

For a policy-rate or other macro question, compare the exact data release and observation time rather than equating economics, finance and politics labels. Kalshi’s economics/finance menu, the observed Polymarket US interest-rate category, HypaForecast’s dated Fed examples and Limitless’s macro scope offer different places to investigate; international Polymarket also documents economics and finance categories. Category choice can change the applicable fee schedule as well as the question being settled. Compare the fee scope

Where each platform fits—and where it may not

Kalshi: direct access with a dollar balance

Kalshi is worth investigating when you want an event-market account with USD settlement and documented conventional funding methods. It supports international users in many countries, but permitted account locations and payment routes remain conditional. A simple “crypto versus fiat” comparison misses an important point: crypto funding and USD trading can coexist. Eligibility · Transfers

The practical trade-off is not just the headline trading fee. Deposit security holds may affect available withdrawals, and the fee schedule has market-specific exceptions. Limit orders give price control, but they may wait for a match. For a narrower two-platform decision, see Kalshi vs HypaForecast. Orders · Fees

Polymarket international: onchain positions, not the US product

The international product may fit eligible readers comfortable with onchain collateral and market-specific order-book trading. Current documentation distinguishes the asset used to deposit from pUSD trading collateral on Polygon. Older descriptions of every position as simply a USDC.e balance should not replace that distinction. Exchange upgrade

Market and limit orders provide different execution controls. However, account access, resolution criteria, contract liquidity and fees must each fit the intended trade. The international service should not be treated as a way around the US product’s eligibility process. See Polymarket vs HypaForecast for the direct comparison. Orders · Restrictions

Polymarket US: a separate fiat account and rulebook

Polymarket US is a different choice for eligible US residents: signup includes verification before funding or trading, and documented deposit methods include debit card, ACH and wire. Its retail guide describes marketable limit orders, with an unfilled remainder able to stay on the book. Signup · Funding · Orders

Its fee schedule, account balance and settlement framework must be evaluated independently of international Polymarket. Instant buying power is not instant withdrawable cash. Compare the actual contract offering, rather than assuming every international market also exists on the US venue. Fees · Withdrawal holds · Settlement

Robinhood: a broker route, not automatically another venue

If you already use Robinhood and are eligible, event contracts may be a convenient addition to your account. But the product is offered through Robinhood Derivatives and partner exchanges. A different app logo does not establish independent liquidity or different resolution authority. Product structure · Settlement

Check both the broker commission and the exchange fee. Also distinguish event-contract buying power from money immediately available for withdrawal through the brokerage account. Selling before expiration depends on a tradable market and a counterparty, not a guaranteed cash-out button. Buying power · Closing a position

HypaForecast: multilingual, wallet-optional and not always cheapest

HypaForecast supports email, supported social-account or wallet signup. A wallet-only account must add a verified Google, email or Telegram sign-in method to the same account before depositing or trading. Transactions also require a wallet linked to that account. This account-linking requirement does not mean you must bring a separate wallet application, and sign-in verification is distinct from any additional identity or compliance checks. Sign-in requirements · Account guide · Product information

Positions use USDC on Solana, while supported funding can originate from other assets and chains. The interface has 20 locale options. Language and the account route may help you decide whether to investigate further. First-party product information

HypaForecast’s AMM fee depends on the normalized contract price over the trade, using coefficient 0.02 across current markets. The CLOB maker fee remains 0%. An AMM limit fill uses the AMM fee calculation; “limit” does not automatically mean maker-free. Compare the applicable quote rather than a fixed 1% headline. Fee update

There are also substantive account limits. HypaForecast is not available in all jurisdictions, and it administers platform balances under its terms; an optional external wallet does not establish sole user control of transfers. Funds committed to open orders, matched trades, positions, fees or settlement are restricted from withdrawal until released. Withdrawals may depend on minimums, fees and network charges, compliance checks, wallet screening, processing times, liquidity, blockchain availability and supported networks. Platform processing and receipt in an external wallet are separate steps; do not assume immediate processing or arrival. Terms · Rulebook 6.2–6.3 · Withdrawal checks

Limitless: distinguish the wallet and the market mechanism

Limitless may fit an eligible reader who specifically wants a Base-USDC workflow. Its documentation covers external wallets and social-login embedded/smart-wallet routes, as well as crypto-price, stock-price, macro and custom questions. That is a useful product distinction—not proof of better liquidity. Wallets · Market scope

Read the fee unit carefully. Limitless documents different CLOB buy and sell charges and a separate AMM schedule. The external-wallet and managed-wallet routes also have different key-control and gas arrangements. Decide whether you are comfortable with the actual wallet route, not merely with the word “onchain.” Fees · Wallet control

Fees: compare the same size, price and fee base

A percentage without a denominator is not a useful comparison. A fee may be charged on trade value, a probability-weighted formula, outcome tokens, or a broker’s per-contract commission. Maker and taker roles can also change the result.

For HypaForecast, F = 0.02 × ∫[0, C] p(x)(1 − p(x)) dx, where p(x) is the contract’s raw price divided by the sum of all outcome raw prices along the trade. This normalized price can differ from the displayed or raw execution price. Buying adds the fee to the AMM cost; selling deducts it from the gross proceeds. The coefficient 0.02 is not a flat 2% charge on trade value. Fee method

Let C = 100 contracts. Each column below holds the contract price p constant throughout the illustrative fill. For HypaForecast only, assume the normalized price and raw payment price both equal that p, with no overround or price movement. Its fee then simplifies to 0.02 × C × p × (1 − p). A real AMM quote integrates the changing price path; the initial displayed price alone cannot reproduce it. These are transaction-charge examples, not purchase principal or an all-in funding-to-withdrawal cost.

Cash-fee examples for 100 contracts

Units and exclusions: values are USD for USD-account products and nominal USDC-denominated cash-fee equivalents for crypto products, assuming dollar parity for illustration—not guaranteeing a stablecoin’s value. No rebates, special schedules, promotions, spread, slippage, network, funding or withdrawal costs are included. Competitor schedules retain their 7 October 2026 source checks. HypaForecast’s fee method uses the 26 October 2026 update. HypaForecast fee update · Kalshi · Polymarket international · Polymarket US

Under these constant-price assumptions, HypaForecast’s fee is 0.18 at p = 0.10 or 0.90, and 0.50 at p = 0.50. Those figures are below the listed general Kalshi and standard Polymarket examples in all three columns. This does not establish the cheapest platform: special schedules, maker treatment, actual execution and external costs can change the comparison.

• Solid: HypaForecast
• Dashed: Kalshi general schedule
• Dotted: Polymarket international standard sports

Horizontal axis: constant contract price p; for HypaForecast, normalized p equals raw payment price by assumption. Vertical axis: fee for 100 contracts in nominal USD/USDC equivalents.

The three illustrated curves all follow p × (1 − p): they peak at the midpoint and decline toward either end. With coefficients 0.02, 0.07 and 0.05, HypaForecast’s constant-price illustration stays below the other two for 0 < p < 1; there is no interior crossing. This replaces the old linear-fee comparison. The chart excludes rounding and live execution; the table retains each listed schedule’s rounding where applicable.

Special schedules and maker pricing still matter

Match the fee to the category you selected. The international Polymarket crypto and sports rows above do not represent every topic: its documented politics/finance/tech coefficient is 0.04, economics is 0.05, and geopolitics has a zero trading-fee coefficient. These are coefficients in C × rate × p × (1 − p), not percentages of the purchase amount. Zero trading fees do not remove spread, slippage or external costs. Check the specific market’s parameters and exceptions before concluding which route is cheaper. Category fee table · Fee mechanics · Market-specific schedule

Kalshi’s fee schedule uses series-dependent multipliers; the general maker multiplier is zero, while selected series charge maker fees. An order labelled “limit” can still take liquidity immediately. Do not assume every limit order earns maker treatment. Kalshi schedule

Polymarket international has category and market-specific schedules, including time-limited exceptions. For example, its published NFL/NCAAF October promotion differs from the standard sports coefficient used above. Polymarket US likewise has exceptions, including table-tennis and combo pricing. The US standard straight-trade maker rebate is separate from its taker fee; those rebates are not included in this table. International schedules · US schedules

Robinhood: add the broker and exchange components

Robinhood’s current help guide calculates commission as k × C × p × (1 − p), capped at 0.01 per contract, where k is 0.10 without Gold or 0.05 with Gold. Exchange charges are additional. Current help guide

Under that help-guide model, and assuming an exchange fee of 0.01 per contract, total charges for 100 contracts are:

The linked derivatives fee PDF gives the probability-weighted formula but does not spell out the same cap. These are therefore illustrative help-guide calculations, not a universal account quote. Confirm the commission, venue charge and any subscription costs and benefits on your actual order ticket. Do not substitute the direct exchange’s fee for the broker’s total. Fee PDF

Limitless: compare net shares, not a misleading cash percentage

Limitless documents CLOB buy fees of 0.40–3.00% paid in outcome tokens, price-dependent sell fees paid in USDC, and a separate 0.40% AMM trading fee. Its CLOB maker fee is zero. Fee schedule

Those charges cannot simply be dropped into the cash-fee table above. Check the net contracts you will own, the cash you will pay and the proceeds from a later sale. A nominal order for 100 gross tokens is not a like-for-like 100-net-contract position when tokens are deducted. The order preview is needed to complete that comparison.

Execution: the best displayed price may cover only part of your order

Volume is past trading activity. Liquidity is the price and size available when you want to trade. A narrow spread does not tell you how much size is available behind the best quote. A large volume total does not guarantee a low-impact entry or exit.

Consider this hypothetical order book, unrelated to any measured platform:

Multiplying the best displayed ask, 0.50, by 100 suggests a cost of 50.00. The available size instead costs 53.00 before fees—a 3.00 difference. That difference exceeds several of the fee gaps in the earlier table. A limit at 0.50 would protect your price but, in this example, would not immediately acquire all 100 contracts.

The product mechanics are not identical. Polymarket international documents market and resting limit orders. Polymarket US’s retail guide describes marketable limits whose remainder can rest. Kalshi documents limit-price controls; Robinhood documents GTD limits. HypaForecast’s trading guide describes Market/Limit selection and partial-fill states. Limitless separates CLOB and AMM markets. Inspect whether the unfilled portion rests, cancels or never becomes a position. Polymarket orders · US orders · Kalshi · Robinhood · HypaForecast guide · Limitless

For a meaningful execution comparison, use the same question, outcome, quantity, timestamp and settlement window. Include the price you could sell at, not only the price you could buy at. This article does not award a “deepest liquidity,” “lowest slippage” or “fastest execution” badge without that benchmark.

For displayed buy prices before fees, see HypaForecast’s price comparison. Check executable size and total costs separately.

Eligibility, KYC and funding are separate filters

A website loading in your browser is not proof you are eligible to trade. A supported language is not country permission. And successful signup does not prove you can deposit, trade and withdraw without further checks.

Do not send funds just because an address looks compatible. Confirm the token, network, minimum, any bridge or provider step, and the final trading balance. A platform supporting multiple deposit networks does not necessarily hold your position on each of those networks.

Direct fiat funding has not been verified here for HypaForecast or Limitless, nor has a complete current fiat-provider route been established for international Polymarket. That is an information boundary, not proof no provider option exists. Likewise, the US Polymarket deposit guide should not be used to infer support for the international product’s crypto routes.

HypaForecast’s terms consider location, residence and nationality, not IP address alone, and name restricted jurisdictions including the US, UK, France, Singapore and Taiwan, among others. Limitless and international Polymarket have their own separate restrictions. Check the complete applicable terms rather than treating an “international” label as permission everywhere. This comparison describes product rules; it is not a country-specific legal opinion. HypaForecast terms · Limitless terms · International Polymarket restrictions

For a deeper regional question, use the Africa availability guide or the Nigeria availability guide, then check the current platform policy for your own circumstances.

Resolution and withdrawal: follow the money through every stage

Two markets with similar headlines can pay differently if they use different sources, thresholds, observation windows or cancellation rules. Before treating them as substitutes, read the source of the result, when it is observed, and what happens if the event is delayed, disputed or voided.

A useful mental model is:

Sell or settle → available balance → withdrawal request → platform/provider processing → final wallet or bank receipt.

Do not compare one platform’s internal processing time with another’s total bank-receipt time. Polymarket US’s documented 3–4-business-day deposit clearance is not a promise about outgoing transfer transit. For HypaForecast, check the withdrawable amount, processing conditions and network route separately from external receipt; submitting or processing a request does not establish when it will arrive. Limitless distinguishes an external-wallet transfer from its embedded/smart-wallet withdrawal interface. US clearance · HypaForecast Rulebook · Withdrawal checks · Limitless

Exact outgoing-rail fees and end-to-end receipt times have not been independently verified for every candidate. Confirm the recipient method, minimum, estimated net amount and any outstanding hold before deciding a platform meets an urgent cash requirement.

A 100-USDC round trip—not a guaranteed return

Suppose you begin with 100.00 USDC available on HypaForecast, buy 100 contracts at 0.50 and later sell all 100 at 0.60. For each fill separately, assume the normalized price stays constant and equals the raw payment price, with no overround, price movement or additional spread or slippage. Apply coefficient 0.02 to both fills. These are simplifying assumptions, not a real AMM execution quote.

The 9.02-USDC trading profit includes both taker fees. It does not include the cost of getting your original money onto the platform, conversion, network costs, any applicable withdrawal charge or conversion back to bank currency. Those costs must be subtracted to obtain end-to-end profit; the example does not establish that they are zero. A losing trade produces a different result. HypaForecast fee method

Make the final shortlist

Keep only candidates that pass three tests: your account is eligible; your full funding-and-withdrawal route works; and the exact contract suits your intended trade. Among the remaining candidates, compare the total price for the same net position, not a percentage advertised by the platform.

A beginner might prioritize clear rules, a manageable funding route and an order review that makes the maximum committed amount understandable. An active trader might prioritize price controls, cancellation behaviour, comparable depth and round-trip costs. These are different priorities—not grounds for declaring one platform universally better.

Language is another practical filter. HypaForecast offers 20 interface locales, but no verified like-for-like language-count comparison across all six products is available here. Inspect the screens that matter—funding, order review, event rules and support—not just the homepage language. No platform is labelled English-only merely because its documentation reviewed here was English. HypaForecast product information

This hub focuses on common comparison criteria. For a substitute-focused search, continue to Polymarket alternatives or Kalshi alternatives. For the mechanics of actually placing and managing an order, use how to trade prediction markets.

Frequently asked questions

Which prediction market has the lowest fees?

It depends on the contract, maker/taker role, broker route and external costs. HypaForecast’s constant-price examples are lower than the listed general or standard schedules at 0.10, 0.50 and 0.90, but they do not measure actual executable or withdrawal costs. Check the fee assumptions and the quote for your full order.

Are Polymarket and Polymarket US the same account?

No. Evaluate them as separate products with separate eligibility, funding, collateral and fee schedules. The international collateral workflow is not the US USD-account workflow. International collateral · US funding

Can I compare Robinhood’s fee with Kalshi’s direct fee?

Yes, but include the broker commission and the relevant exchange charge for Robinhood. Accessing a partnered exchange through a broker is not the same fee contract as trading directly on that exchange. Robinhood fees · Fee PDF

Can I leave a prediction market before the outcome is known?

Often, by selling or offsetting a position while the market is tradable and matching liquidity exists. An unfilled exit order does not release the position. The price shown for a small quantity may not be available for your entire holding. Order mechanics · Closing a position

Does email signup mean no KYC and no custody risk?

No. Account creation, verification of a sign-in method, identity/compliance checks and transfer control are different questions. On HypaForecast, a wallet-only account must add a verified Google, email or Telegram sign-in to the same account before depositing or trading; an account-linked wallet is also required. Additional identity/compliance checks may apply, and platform balances remain subject to HypaForecast’s administration. Polymarket US requires KYC before deposits or trading. HypaForecast requirements · Account guide · Terms · US verification

Is a regulated venue automatically usable from my country?

No. Regulatory status, the platform’s eligibility rules, your account approval and the legality of your own use are separate questions. Check the applicable country, state and product rules; do not use access workarounds to bypass them. Kalshi eligibility · Polymarket US · Robinhood requirements

Explore HypaForecast markets

Browse the market list, or inspect the question and current round details for the 5-minute and 15-minute BTC markets.

View marketsView 5-minute BTCView 15-minute BTC

Sources and comparison methodology

This is a criteria-based comparison published by HypaForecast, which is one of the products evaluated. Inclusion reflects documented product relevance and distinct account, funding or trading choices; it is not a score, endorsement of universal suitability or exhaustive directory. Platform facts use official documentation and HypaForecast first-party product information. Calculations are hypothetical and show their assumptions.

Primary-source checks were made on 7 October 2026 in Singapore time (6 October UTC). HypaForecast’s trading-mechanics and catalog examples retain their 1 October check date. Kalshi’s category menu was available as a cached official page, not a live open-market inventory. The Polymarket US standard fee example uses the rendered October schedule, not the older July schedule. Source-specific dates and capture limits are noted below; a retrieval date is not a publication date.

No live account opening, identity verification, deposit, trade, withdrawal, synchronized liquidity benchmark or independently measured mobile-UX comparison was performed. No user satisfaction or testimonial claim is used. Unverified methods, exact competitor language counts and final-receipt timings are left unverified rather than converted into negative product claims.

1. HypaForecast current product baselineChecked 7 October 2026 (Singapore time). First-party specifications, not an independent transaction or complete live language-selector benchmark.
2. HypaForecast Terms of ServiceChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-06-17.
3. Kalshi Fee ScheduleChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-07-07.
4. Kalshi international access and eligibilityChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-03-20.
5. Kalshi Transfers FAQChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-08-24.
6. Kalshi Limit OrdersChecked 7 October 2026 (Singapore time).
7. Kalshi Market FAQsChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-04-12.
8. Polymarket international fee mechanicsChecked 7 October 2026 (Singapore time).
9. Polymarket live fee scheduleChecked 7 October 2026 (Singapore time).
10. Polymarket Exchange Upgrade: April 28, 2026Checked 7 October 2026 (Singapore time). Source effective/update date: 2026-04-28.
11. Polymarket How to Sign-UpChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-01-12.
12. Polymarket Geographic RestrictionsChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-08-14.
13. Polymarket How to DepositChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-06-08.
14. Polymarket How to WithdrawChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-01-12.
15. Polymarket resolution and disputesChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-01-11.
16. Polymarket US current Fee ScheduleChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-10-01. Standard schedule effective 1 October; market-specific exceptions apply.
17. Polymarket US identity and product scopeChecked 7 October 2026 (Singapore time).
18. Polymarket US Create an AccountChecked 7 October 2026 (Singapore time).
19. Polymarket US Fund Your AccountChecked 7 October 2026 (Singapore time).
20. Polymarket US withdrawal availabilityChecked 7 October 2026 (Singapore time).
21. Polymarket US Order TypesChecked 7 October 2026 (Singapore time).
22. Polymarket US marketsChecked 7 October 2026 (Singapore time).
23. Robinhood event contracts overviewChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-06-01. Numerical examples use the current help-page cap; compare the linked fee PDF and order ticket.
24. Robinhood Derivatives Fee ScheduleChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-06-01.
25. Robinhood event-contract buying powerChecked 7 October 2026 (Singapore time).
26. Robinhood canceling and closing event contractsChecked 7 October 2026 (Singapore time).
27. Robinhood event-contract settlementChecked 7 October 2026 (Singapore time).
28. Limitless FeesChecked 7 October 2026 (Singapore time).
29. Limitless Wallet TypesChecked 7 October 2026 (Singapore time).
30. Limitless Terms of ServiceChecked 7 October 2026 (Singapore time). Source effective/update date: 2026-06-19.
31. Limitless Market ResolutionChecked 7 October 2026 (Singapore time).
32. What is Limitless?Checked 7 October 2026 (Singapore time).
33. How to make your first tradeSaved evidence checked 1 October 2026; not newly re-fetched.
34. HypaForecast public market catalogSaved evidence checked 1 October 2026; not newly re-fetched.
35. Polymarket Place OrdersChecked 7 October 2026 (Singapore time).
36. Polymarket US Market ResolutionChecked 7 October 2026 (Singapore time).
37. Polymarket US Market SettlementChecked 7 October 2026 (Singapore time).
38. HypaForecast eligibility and transaction requirementsChecked 7 October 2026 (Singapore time). Sign-in requirements are separate from additional identity/compliance checks; no transaction was performed.
39. HypaForecast account creation and sign-inOfficial sign-in guide checked 7 October 2026 (Singapore time); the dated capture is retained. Login verification is not universal document KYC.
40. Polymarket international category fee scheduleCategory fee table checked 7 October 2026 (Singapore time). Market-specific schedules and external costs are separate.
41. Kalshi market category navigationOfficial category navigation inspected 7 October 2026 (Singapore time) from a cached page. Exact capture date unavailable; not a live open-market inventory.
42. Coinbase: Custodial and Non-Custodial Crypto WalletsWallet-control addition checked 23 October 2026 (UTC). General key-control distinction only; no regional legal-protection claim is adopted.
43. Ethereum.org: Ethereum accountsWallet-control addition checked 23 October 2026 (UTC). Ordinary key-controlled accounts, contract accounts and wallet interfaces; not a named platform’s architecture.
44. Ethereum.org: Account abstractionWallet-control addition checked 23 October 2026 (UTC). Programmable signer and recovery rules are possibilities, not features assumed enabled in every wallet.
45. HypaForecast fee-method update, 26 October 2026 (UTC). The current all-market coefficient 0.02 and unchanged CLOB maker 0% are first-party product confirmations; the normalized-price path calculation was checked against the revised implementation. This is not an independent production-fill test or an inferred deployment start date. See the detailed fee explanation.
46. HypaForecast Rulebook, 6.2 Committed Funds and 6.3 WithdrawalsVersion 1.4.0; last updated 17 June 2026; observed 26 October 2026. Published conditions, not an independent withdrawal or timing test.
47. HypaForecast troubleshooting: I cannot withdraw my full balanceLast updated 15 August 2026; observed 26 October 2026. Committed-fund and processing conditions; no fixed completion time established.