{ "version": 1, "collectedAt": "2026-10-21T20:03:04.965Z", "snapshotPath": "/evidence/route-quotes-2026-10-21T20-03-04-965Z.json", "license": "https://creativecommons.org/licenses/by/4.0/", "attribution": "sendstables — dated USDC quote observations, https://sendstables.com/facts#quote-evidence", "method": "Unsigned mainnet public API fee previews for 100 and 1000 USDC. No recipient supplied; no funds moved. These are historical fee observations, not executed-transfer or settlement-time benchmarks.", "routes": [ { "slug": "base-to-solana", "samples": [ { "sourceUrl": "https://sendstables.com/api/v1/quote?from=base&to=solana&amount=100", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "to": { "key": "Solana", "slug": "solana", "name": "Solana", "kind": "solana" }, "amount_usdc": "100", "sendstables_fee_usdc": "0.175073", "circle_fee_usdc": "0.16619", "total_fee_usdc": "0.341263", "max_total_fee_usdc": "0.343858", "receive_estimate_usdc": "99.658737", "receive_min_usdc": "99.656142", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Solana wallet.", "Assumes the recipient already has a USDC account; creating one costs a little more.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:48.793Z", "expires_at": "2026-10-21T20:04:48.792Z", "swap_link": "https://sendstables.com/swap?from=base&to=solana&amount=100", "executable": false } }, { "sourceUrl": "https://sendstables.com/api/v1/quote?from=base&to=solana&amount=1000", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "to": { "key": "Solana", "slug": "solana", "name": "Solana", "kind": "solana" }, "amount_usdc": "1000", "sendstables_fee_usdc": "0.575073", "circle_fee_usdc": "0.283138", "total_fee_usdc": "0.858211", "max_total_fee_usdc": "0.884196", "receive_estimate_usdc": "999.141789", "receive_min_usdc": "999.115804", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Solana wallet.", "Assumes the recipient already has a USDC account; creating one costs a little more.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:49.567Z", "expires_at": "2026-10-21T20:04:49.566Z", "swap_link": "https://sendstables.com/swap?from=base&to=solana&amount=1000", "executable": false } } ] }, { "slug": "solana-to-base", "samples": [ { "sourceUrl": "https://sendstables.com/api/v1/quote?from=solana&to=base&amount=100", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Solana", "slug": "solana", "name": "Solana", "kind": "solana" }, "to": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "amount_usdc": "100", "sendstables_fee_usdc": "0.56218", "circle_fee_usdc": "0.064991", "total_fee_usdc": "0.627171", "max_total_fee_usdc": "0.629159", "receive_estimate_usdc": "99.372829", "receive_min_usdc": "99.370841", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Base wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:50.346Z", "expires_at": "2026-10-21T20:04:50.346Z", "swap_link": "https://sendstables.com/swap?from=solana&to=base&amount=100", "executable": false } }, { "sourceUrl": "https://sendstables.com/api/v1/quote?from=solana&to=base&amount=1000", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Solana", "slug": "solana", "name": "Solana", "kind": "solana" }, "to": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "amount_usdc": "1000", "sendstables_fee_usdc": "0.96218", "circle_fee_usdc": "0.154951", "total_fee_usdc": "1.117131", "max_total_fee_usdc": "1.137111", "receive_estimate_usdc": "998.882869", "receive_min_usdc": "998.862889", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Base wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:51.110Z", "expires_at": "2026-10-21T20:04:51.109Z", "swap_link": "https://sendstables.com/swap?from=solana&to=base&amount=1000", "executable": false } } ] }, { "slug": "ethereum-to-base", "samples": [ { "sourceUrl": "https://sendstables.com/api/v1/quote?from=ethereum&to=base&amount=100", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Ethereum", "slug": "ethereum", "name": "Ethereum", "kind": "evm" }, "to": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "amount_usdc": "100", "sendstables_fee_usdc": "0.460499", "circle_fee_usdc": "0.065001", "total_fee_usdc": "0.5255", "max_total_fee_usdc": "0.52749", "receive_estimate_usdc": "99.4745", "receive_min_usdc": "99.47251", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Base wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:51.849Z", "expires_at": "2026-10-21T20:04:51.848Z", "swap_link": "https://sendstables.com/swap?from=ethereum&to=base&amount=100", "executable": false } }, { "sourceUrl": "https://sendstables.com/api/v1/quote?from=ethereum&to=base&amount=1000", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Ethereum", "slug": "ethereum", "name": "Ethereum", "kind": "evm" }, "to": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "amount_usdc": "1000", "sendstables_fee_usdc": "0.860499", "circle_fee_usdc": "0.154962", "total_fee_usdc": "1.01546", "max_total_fee_usdc": "1.035442", "receive_estimate_usdc": "998.98454", "receive_min_usdc": "998.964558", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Base wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:52.668Z", "expires_at": "2026-10-21T20:04:52.668Z", "swap_link": "https://sendstables.com/swap?from=ethereum&to=base&amount=1000", "executable": false } } ] }, { "slug": "base-to-ethereum", "samples": [ { "sourceUrl": "https://sendstables.com/api/v1/quote?from=base&to=ethereum&amount=100", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "to": { "key": "Ethereum", "slug": "ethereum", "name": "Ethereum", "kind": "evm" }, "amount_usdc": "100", "sendstables_fee_usdc": "0.175073", "circle_fee_usdc": "1.413021", "total_fee_usdc": "1.588094", "max_total_fee_usdc": "1.590689", "receive_estimate_usdc": "98.411906", "receive_min_usdc": "98.409311", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Ethereum wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:53.447Z", "expires_at": "2026-10-21T20:04:53.446Z", "swap_link": "https://sendstables.com/swap?from=base&to=ethereum&amount=100", "executable": false } }, { "sourceUrl": "https://sendstables.com/api/v1/quote?from=base&to=ethereum&amount=1000", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "to": { "key": "Ethereum", "slug": "ethereum", "name": "Ethereum", "kind": "evm" }, "amount_usdc": "1000", "sendstables_fee_usdc": "0.575112", "circle_fee_usdc": "1.529969", "total_fee_usdc": "2.105081", "max_total_fee_usdc": "2.131066", "receive_estimate_usdc": "997.894919", "receive_min_usdc": "997.868934", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Ethereum wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:54.190Z", "expires_at": "2026-10-21T20:04:54.189Z", "swap_link": "https://sendstables.com/swap?from=base&to=ethereum&amount=1000", "executable": false } } ] }, { "slug": "arbitrum-to-base", "samples": [ { "sourceUrl": "https://sendstables.com/api/v1/quote?from=arbitrum&to=base&amount=100", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Arbitrum", "slug": "arbitrum", "name": "Arbitrum", "kind": "evm" }, "to": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "amount_usdc": "100", "sendstables_fee_usdc": "0.21532", "circle_fee_usdc": "0.069017", "total_fee_usdc": "0.284337", "max_total_fee_usdc": "0.287131", "receive_estimate_usdc": "99.715663", "receive_min_usdc": "99.712869", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Base wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:54.863Z", "expires_at": "2026-10-21T20:04:54.863Z", "swap_link": "https://sendstables.com/swap?from=arbitrum&to=base&amount=100", "executable": false } }, { "sourceUrl": "https://sendstables.com/api/v1/quote?from=arbitrum&to=base&amount=1000", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Arbitrum", "slug": "arbitrum", "name": "Arbitrum", "kind": "evm" }, "to": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "amount_usdc": "1000", "sendstables_fee_usdc": "0.615462", "circle_fee_usdc": "0.194961", "total_fee_usdc": "0.810423", "max_total_fee_usdc": "0.838405", "receive_estimate_usdc": "999.189577", "receive_min_usdc": "999.161595", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Base wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:55.573Z", "expires_at": "2026-10-21T20:04:55.573Z", "swap_link": "https://sendstables.com/swap?from=arbitrum&to=base&amount=1000", "executable": false } } ] }, { "slug": "base-to-arbitrum", "samples": [ { "sourceUrl": "https://sendstables.com/api/v1/quote?from=base&to=arbitrum&amount=100", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "to": { "key": "Arbitrum", "slug": "arbitrum", "name": "Arbitrum", "kind": "evm" }, "amount_usdc": "100", "sendstables_fee_usdc": "0.175073", "circle_fee_usdc": "0.090983", "total_fee_usdc": "0.266055", "max_total_fee_usdc": "0.26865", "receive_estimate_usdc": "99.733945", "receive_min_usdc": "99.73135", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Arbitrum wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:56.529Z", "expires_at": "2026-10-21T20:04:56.529Z", "swap_link": "https://sendstables.com/swap?from=base&to=arbitrum&amount=100", "executable": false } }, { "sourceUrl": "https://sendstables.com/api/v1/quote?from=base&to=arbitrum&amount=1000", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "to": { "key": "Arbitrum", "slug": "arbitrum", "name": "Arbitrum", "kind": "evm" }, "amount_usdc": "1000", "sendstables_fee_usdc": "0.575073", "circle_fee_usdc": "0.20793", "total_fee_usdc": "0.783003", "max_total_fee_usdc": "0.808988", "receive_estimate_usdc": "999.216997", "receive_min_usdc": "999.191012", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Arbitrum wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:57.284Z", "expires_at": "2026-10-21T20:04:57.284Z", "swap_link": "https://sendstables.com/swap?from=base&to=arbitrum&amount=1000", "executable": false } } ] }, { "slug": "polygon-to-arbitrum", "samples": [ { "sourceUrl": "https://sendstables.com/api/v1/quote?from=polygon&to=arbitrum&amount=100", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Polygon", "slug": "polygon", "name": "Polygon", "kind": "evm" }, "to": { "key": "Arbitrum", "slug": "arbitrum", "name": "Arbitrum", "kind": "evm" }, "amount_usdc": "100", "sendstables_fee_usdc": "0.188272", "circle_fee_usdc": "0.078005", "total_fee_usdc": "0.266277", "max_total_fee_usdc": "0.266277", "receive_estimate_usdc": "99.733723", "receive_min_usdc": "99.733723", "delivery": "circle_forwarding", "speed": "standard", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Arbitrum wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:57.980Z", "expires_at": "2026-10-21T20:04:57.980Z", "swap_link": "https://sendstables.com/swap?from=polygon&to=arbitrum&amount=100", "executable": false } }, { "sourceUrl": "https://sendstables.com/api/v1/quote?from=polygon&to=arbitrum&amount=1000", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Polygon", "slug": "polygon", "name": "Polygon", "kind": "evm" }, "to": { "key": "Arbitrum", "slug": "arbitrum", "name": "Arbitrum", "kind": "evm" }, "amount_usdc": "1000", "sendstables_fee_usdc": "0.588457", "circle_fee_usdc": "0.078005", "total_fee_usdc": "0.666462", "max_total_fee_usdc": "0.666462", "receive_estimate_usdc": "999.333538", "receive_min_usdc": "999.333538", "delivery": "circle_forwarding", "speed": "standard", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Arbitrum wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:58.659Z", "expires_at": "2026-10-21T20:04:58.658Z", "swap_link": "https://sendstables.com/swap?from=polygon&to=arbitrum&amount=1000", "executable": false } } ] }, { "slug": "arbitrum-to-polygon", "samples": [ { "sourceUrl": "https://sendstables.com/api/v1/quote?from=arbitrum&to=polygon&amount=100", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Arbitrum", "slug": "arbitrum", "name": "Arbitrum", "kind": "evm" }, "to": { "key": "Polygon", "slug": "polygon", "name": "Polygon", "kind": "evm" }, "amount_usdc": "100", "sendstables_fee_usdc": "0.21536", "circle_fee_usdc": "0.077616", "total_fee_usdc": "0.292976", "max_total_fee_usdc": "0.29577", "receive_estimate_usdc": "99.707024", "receive_min_usdc": "99.70423", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Polygon wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:02:59.355Z", "expires_at": "2026-10-21T20:04:59.355Z", "swap_link": "https://sendstables.com/swap?from=arbitrum&to=polygon&amount=100", "executable": false } }, { "sourceUrl": "https://sendstables.com/api/v1/quote?from=arbitrum&to=polygon&amount=1000", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Arbitrum", "slug": "arbitrum", "name": "Arbitrum", "kind": "evm" }, "to": { "key": "Polygon", "slug": "polygon", "name": "Polygon", "kind": "evm" }, "amount_usdc": "1000", "sendstables_fee_usdc": "0.615598", "circle_fee_usdc": "0.203561", "total_fee_usdc": "0.819158", "max_total_fee_usdc": "0.84714", "receive_estimate_usdc": "999.180842", "receive_min_usdc": "999.15286", "delivery": "circle_forwarding", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Polygon wallet.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:03:00.049Z", "expires_at": "2026-10-21T20:05:00.049Z", "swap_link": "https://sendstables.com/swap?from=arbitrum&to=polygon&amount=1000", "executable": false } } ] }, { "slug": "base-to-stellar", "samples": [ { "sourceUrl": "https://sendstables.com/api/v1/quote?from=base&to=stellar&amount=100", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "to": { "key": "Stellar", "slug": "stellar", "name": "Stellar", "kind": "stellar" }, "amount_usdc": "100", "sendstables_fee_usdc": "0.416656", "circle_fee_usdc": "0.012946", "total_fee_usdc": "0.429602", "max_total_fee_usdc": "0.432191", "receive_estimate_usdc": "99.570398", "receive_min_usdc": "99.567809", "delivery": "sendstables_relayer", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Stellar wallet.", "Assumes the recipient's Stellar account has a USDC trustline (required).", "Moving USDC to your own Stellar wallet for the first time adds a one-time Stellar setup cost (1.5 XLM of account and USDC trustline reserves plus the network fee, at the live XLM price) to the fee. It's shown in the app's quote before you confirm.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:03:00.752Z", "expires_at": "2026-10-21T20:05:00.752Z", "swap_link": "https://sendstables.com/swap?from=base&to=stellar&amount=100", "executable": false } }, { "sourceUrl": "https://sendstables.com/api/v1/quote?from=base&to=stellar&amount=1000", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "to": { "key": "Stellar", "slug": "stellar", "name": "Stellar", "kind": "stellar" }, "amount_usdc": "1000", "sendstables_fee_usdc": "0.816656", "circle_fee_usdc": "0.129895", "total_fee_usdc": "0.94655", "max_total_fee_usdc": "0.972528", "receive_estimate_usdc": "999.05345", "receive_min_usdc": "999.027472", "delivery": "sendstables_relayer", "speed": "fast", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Stellar wallet.", "Assumes the recipient's Stellar account has a USDC trustline (required).", "Moving USDC to your own Stellar wallet for the first time adds a one-time Stellar setup cost (1.5 XLM of account and USDC trustline reserves plus the network fee, at the live XLM price) to the fee. It's shown in the app's quote before you confirm.", "Fees track live gas and Circle fees; the final quote is shown in the app before the user confirms." ], "quoted_at": "2026-10-21T20:03:01.449Z", "expires_at": "2026-10-21T20:05:01.449Z", "swap_link": "https://sendstables.com/swap?from=base&to=stellar&amount=1000", "executable": false } } ] }, { "slug": "stellar-to-base", "samples": [ { "sourceUrl": "https://sendstables.com/api/v1/quote?from=stellar&to=base&amount=100", "quote": { "object": "quote_preview", "network": "mainnet", "from": { "key": "Stellar", "slug": "stellar", "name": "Stellar", "kind": "stellar" }, "to": { "key": "Base", "slug": "base", "name": "Base", "kind": "evm" }, "amount_usdc": "100", "sendstables_fee_usdc": "0.622311", "circle_fee_usdc": "0.054742", "total_fee_usdc": "0.677053", "max_total_fee_usdc": "0.677053", "receive_estimate_usdc": "99.322947", "receive_min_usdc": "99.322947", "delivery": "circle_forwarding", "speed": "standard", "recipient": null, "recipient_checked": false, "creates_recipient_usdc_account": false, "assumptions": [ "No recipient given: priced for the user's own Base wallet.", "Fees track live gas and Circle fees; 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