Developer experience log
Every rough edge we hit building on the Binance Web3 APIs, the Skills Hub and the Agentic Wallet CLI, each reproduced by hand with a suggested fix. 42 entries: 15 high, 21 medium, 6 low. Full log with reproductions
- #1High
llms.txt/llms-full.txtreturn a WAF challenge to agentsDocs · 2026-09-29 - #2HighSkill says Ondo (
type=1) is the only provider; the list returns 2, 3, 4 and 9Skill · 2026-09-29 - #3HighDynamic v2 returns nulls for xStocks and bStocks (session, holders, stock price)RWA API · 2026-09-29
- #7HighxStocks prices are stale (MSTRx -10.9%, GMEx +894%) with no timestampRWA API · 2026-09-29
- #16HighDocs say Ondo is always
RFQ; every live Ondo and bStocks quote isSWAPvia LiquidMeshTrading docs · 2026-09-29 - #17High
/quotereturns 88–99.95% price-impact routes with no warning (MSFTon: ~$1B per share)Trading API · 2026-09-29 - #23High
/swapsuggests a fixed 450,000 gas; a live NVDAB swap used 487,900Trading API · 2026-09-29 - #24HighFresh LiquidMesh quotes fail their own 0.5% minimum in simulation ("Min return not reached")Trading API · 2026-09-29
- #30High
market-order swapexecutes at once, with no preview or dry runbaw· 2026-09-29 - #31High
market-order swapreturns anorderIdone lower than the stored order, and no statusbaw· 2026-09-29 - #32High
limit-order buyon bStocks fails with "Raw limit orders are not supported. (2)"; undocumentedbaw/ Wallet backend · 2026-09-29 - #34High
x402-payment previewmarks a Permit2 optionREADY_TO_SIGNwhileneedApproveFirstis truebaw· 2026-09-29 - #36High
x402-payment signcan send an on-chain Permit2 approval; neither--helpnor the docs say sobaw· 2026-09-29 - #37HighThe BNB Stock Agent rejects valid Agentic Wallet U payments with a bare
payment_rejectedAgent Studio · 2026-09-29 - #41High
wallet sendonly reaches address-book recipients;--helpdoesn't say so, and no CLI command can add onebaw· 2026-09-29 - #4Medium
nextOpen/nextCloseare unlabeled sub-session boundariesRWA API · 2026-09-29 - #5Medium
volume24his the underlying stock's volume, not the token'sSkill · 2026-09-29 - #8Medium
40374is filed under Ondo/BStock errors but is what xStocks returnsTrading docs · 2026-09-29 - #9MediumKeyed
rwa/platformsomits xStocksMarket API · 2026-09-29 - #10MediumNo market-session endpoint in the keyed docs; hours only appear as RFQ errorsTrading docs · 2026-09-29
- #11MediumOndo minimum is $5 via
bawbut $20 via RFQbaw/ Trading · 2026-09-29 - #13MediumWindows: libuv
async.cassertion crash after error responsesbaw· 2026-09-29 - #15MediumList reports
sharesMultiplier = 1for every xStock; dynamic has real valuesRWA API · 2026-09-29 - #18Medium
priceImpactPercentis a 0–1 fraction, not a percentTrading docs · 2026-09-29 - #19Medium
tradeFeeis the network fee in USD andestimateGasFeeis a gas limit; neither is documentedTrading docs · 2026-09-29 - #20MediumNo response schema for
/quote; fields had to be reverse-engineeredTrading docs · 2026-09-29 - #21MediumA 5-token burst plus refill trips the 5 RPS endpoint limit (
42900)Gateway · 2026-09-29 - #25MediumA Lifi fill landed 0.50% below its quote and simulation, at the minimumTrading API · 2026-09-29
- #26Medium
/simulatereverts are HTTP 200status: FAILED; no response schemaTransaction API · 2026-09-29 - #28Medium
contract-call previewreturns token amounts as JSON numbers and loses precisionbaw· 2026-09-29 - #29Medium
/quoteanswers40304to US cloud regions; the docs don't list it for tradingTrading API · 2026-09-29 - #33MediumbStocks balances differ between
wallet balance,balanceOfandTransferamountsbaw· 2026-09-29 - #35Medium
x402-payment previewindices are 1-based and reordered by balance, not the server'sacceptsorderbaw· 2026-09-29 - #38Medium
PAYMENT-RESPONSEhas a different shape per seller; CoinMarketCap's carries no transaction hashx402 sellers · 2026-09-29 - #39MediumB402 success is code
000000000(nine zeros) in a new envelope; Binance's own demo merchant checks for000000B402 API · 2026-09-29 - #40Medium
/supportednames tokens only by EIP-712 domain name, with no asset address, yet says not to hardcode namesB402 API · 2026-09-29 - #6LowWallet skill still ships an expired
campaign.mdSkill · 2026-09-29 - #12LowOndo pair error prints a raw
({0})placeholderbaw· 2026-09-29 - #14Low
dividendYieldunits differ by platform (percent vs fraction)RWA API · 2026-09-29 - #22LowDocs say
contract-calltakes no gas limit; CLI 1.10.0 has--gasLimitbawdocs · 2026-09-29 - #27Low
/swapresponse is undocumented (gasvsgasLimit, duplicate fee fields, which contract to approve)Trading docs · 2026-09-29 - #42LowThe
bag devbanner lists skills and pricing the running agent doesn't haveAgent Studio · 2026-09-29