{"domain":"softbot-credits-mainnet.softbot.workers.dev","count":2,"changes":[{"captured_at":"2026-11-10T03:52:09.624405","card_hash":"0199fb72048f6d3ba280cc8740c4662ace7f9f4dfd5689bdd7db0de932343fa6","previous_card_hash":"308664e27ce294033e0f694ed07ba52000ac00f991cb1a90d6e9d11772a26156","diff":{"skills_added":[{"id":"pack-larger","name":"larger pack (pay 5.00 USDC, receive 5.50 credit)","description":"POST https://softbot-credits-mainnet.softbot.workers.dev/v1/packs/larger. Pay 5.00 USDC via x402, receive 5.50 credit. The credit_key is a bearer secret.","tags":["x402","credit-pack","usdc","larger"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"pack-regular","name":"regular pack (pay 1.00 USDC, receive 1.05 credit)","description":"POST https://softbot-credits-mainnet.softbot.workers.dev/v1/packs/regular. Pay 1.00 USDC via x402, receive 1.05 credit. The credit_key is a bearer secret.","tags":["x402","credit-pack","usdc","regular"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"pack-starter","name":"starter pack (pay 0.25 USDC, receive 0.25 credit)","description":"POST https://softbot-credits-mainnet.softbot.workers.dev/v1/packs/starter. Pay 0.25 USDC via x402, receive 0.25 credit. The credit_key is a bearer secret.","tags":["x402","credit-pack","usdc","starter"],"inputModes":["application/json"],"outputModes":["application/json"]}],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":null,"after":"Softbot Credit Packs"},{"field":"description","before":null,"after":"Prepaid USDC credit for every paid Softbot tool. Buy a pack with x402, then send the secret key as X-Credit-Key. This is a plain HTTPS JSON API paid with x402, not an A2A JSON-RPC server. GET /v1/packs and GET /v1/credits do not settle or debit."},{"field":"version","before":null,"after":"1.0.0"},{"field":"protocolVersion","before":null,"after":"0.3.0"},{"field":"url","before":null,"after":"https://softbot-credits-mainnet.softbot.workers.dev"},{"field":"documentationUrl","before":null,"after":"https://softbot-credits-mainnet.softbot.workers.dev/llms.txt"},{"field":"preferredTransport","before":null,"after":"HTTP+JSON"},{"field":"supportsAuthenticatedExtendedCard","before":null,"after":false},{"field":"securitySchemes","before":null,"after":{"x402":{"type":"apiKey","in":"header","name":"PAYMENT-SIGNATURE","description":"x402 v2 payment for POST /v1/packs/:packId."},"creditKey":{"type":"apiKey","in":"header","name":"X-Credit-Key","description":"Bearer credit key for GET /v1/credits. Not accepted as payment for a pack."}}},{"field":"security","before":null,"after":[{"x402":[]}]},{"field":"capabilities","before":null,"after":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false,"extensions":[{"uri":"https://x402.org","description":"Pack purchase via x402 v2","required":false,"params":{"protocol":"x402","version":2,"scheme":"exact","currency":"USDC","decimals":6,"networks":[{"network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","facilitator":"https://facilitator.payai.network","pay_to":"9csHbkGGeQqNxvtZw8hPnC34NCcmZoZXVTEGC1MiDNRE"},{"network":"eip155:8453","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402","pay_to":"0xC68F3cCa31D50208ab4C933a38288938e0B21E63"},{"network":"eip155:137","asset":"0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402","pay_to":"0xC68F3cCa31D50208ab4C933a38288938e0B21E63"},{"network":"eip155:42161","asset":"0xaf88d065e77c8cC2239327C5EDb3A432268e5831","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402","pay_to":"0xC68F3cCa31D50208ab4C933a38288938e0B21E63"}],"credit_packs":{"url":"https://softbot-credits-mainnet.softbot.workers.dev/v1/packs","balance_url":"https://softbot-credits-mainnet.softbot.workers.dev/v1/credits","method":"POST /v1/packs/{starter|regular|larger} paid with x402; GET /v1/packs and GET /v1/credits are free","header":"X-Credit-Key","idempotency_header":"Idempotency-Key","secrecy":"The credit key is a bearer secret shown in the purchase response. It is stored only as a hash. Replay the same settled payment to recover it. Do not log it or put it in a URL.","packs":[{"id":"starter","pay_usdc":"0.25","credit_usdc":"0.25"},{"id":"regular","pay_usdc":"1","credit_usdc":"1.05"},{"id":"larger","pay_usdc":"5","credit_usdc":"5.50"}],"networks":["solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","eip155:8453","eip155:137","eip155:42161"],"asset":"USDC","usable_on":"Every paid Softbot tool, at that tool's existing per-call price. The key does not change those prices.","not_accepted_for":"Buying more credits. Pack purchase is x402 only; credit keys and free trials are refused.","no_withdrawal":true,"no_renewal":true,"balance_example":{"request":"GET /v1/credits with header X-Credit-Key","response":{"balance_micros":247000,"balance_usdc":"0.247"},"after":"A Starter pack ($0.25) minus one Reader call ($0.003)."},"failure":{"invalid_key":"401 invalid_credit_key. Does not settle x402 and does not use a free trial.","insufficient":"402 insufficient_credit with no PAYMENT-REQUIRED header. Balance unchanged. Not an x402 challenge.","ambiguous":"400 ambiguous_credentials if X-Credit-Key is combined with PAYMENT-SIGNATURE, X-PAYMENT, or SIGN-IN-WITH-X. Nothing is charged.","tool_failure":"Tool status >= 400 refunds the reserved credit. Repeating the refund does not credit twice.","success_retry":"A completed Idempotency-Key returns 409 credit_already_charged and is not charged again. The tool result is not stored.","in_progress":"409 credit_charge_in_progress while the same Idempotency-Key is running. No second debit.","get_head":"GET and HEAD never settle, mint, or debit."}},"unpaid_response":"HTTP 402 with PAYMENT-REQUIRED header on POST /v1/packs/:packId only","get_head_settles":false,"trials_accepted":false,"credit_keys_accepted_as_payment":false}}]}},{"field":"provider","before":null,"after":{"organization":"Softbot Studio","url":"https://softbot-studio.pages.dev"}}],"other_changed":true,"is_empty":false,"human_summary":"added 3 skills · name ∅ → Softbot Credit Packs · description ∅ → Prepaid USDC credit for every paid Softb · version ∅ → 1.0.0 · protocolVersion ∅ → 0.3.0 · url ∅ → https://softbot-credits-mainnet.softbot. · documentationUrl ∅ → https://softbot-credits-mainnet.softbot. · preferredTransport ∅ → HTTP+JSON · supportsAuthenticatedExtendedCard ∅ → False · securitySchemes ∅ → creditKey, x402 · security ∅ → x402 · capabilities ∅ → extensions, pushNotifications, stateTran · provider ∅ → Softbot Studio"}},{"captured_at":"2026-11-09T16:00:55.366548","card_hash":"308664e27ce294033e0f694ed07ba52000ac00f991cb1a90d6e9d11772a26156","previous_card_hash":null,"diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[],"other_changed":true,"is_empty":false,"human_summary":"internal fields changed"}}]}