{"ok":true,"source":"tensorfeed.ai","lastUpdated":"2026-05-08","contact":"contact@tensorfeed.ai","count":4,"payment":{"accepted":["USDC on Base","USDC over x402","USDC direct (Coinbase, MetaMask, any wallet)","wire transfer"],"default":"USDC on Base — lowest friction, no platform fees, instant settlement"},"note":"Price bands are starting points. Engagements are scoped against your actual stack on intake. Email contact@tensorfeed.ai with the offering id and a paragraph describing your situation; we confirm scope and pricing before any commitment.","offerings":[{"id":"x402_implementation_sprint","name":"x402 Implementation Sprint","shortDescription":"Add canonical Coinbase x402 V2 to your existing HTTP API. End-to-end: 402 response shape, EIP-3009 verification, broadcaster wallet, AFTA-style signed receipts, /.well-known/x402 manifest.","audience":"API publishers (10-1M monthly calls) who want to accept x402-native agent payments","deliverables":["Canonical /.well-known/x402.json manifest with per-network domain hints (extra.name)","Worker (or equivalent) middleware that handles X-PAYMENT requests","EIP-3009 signature verification against the correct USDC domain (mainnet vs Sepolia)","Broadcaster wallet setup + funding model + monitoring","AFTA-style signed-receipt issuance on every paid response","Pull request against your repo with full PR description and test coverage","One follow-up debugging session within 30 days of merge"],"priceBand":{"fromUsd":4500,"toUsd":9500},"duration":"1-2 weeks elapsed time","engagement":"fixed-fee","whyTf":"TensorFeed runs its own canonical x402 V2 facilitator on Base mainnet (commit fad6dfe). First-party experience with the exact-domain footgun (USDC.name is \"USD Coin\" on mainnet, \"USDC\" on Sepolia) and the gas-only broadcaster pattern. We ship the same code we run."},{"id":"afta_codesign_session","name":"AFTA Co-Design Session","shortDescription":"Get your /.well-known/agent-fair-trade.json + signed-receipt key spec to AFTA-Certified eligibility in a single working session.","audience":"API publishers that already do x402 or are migrating, and want the AFTA badge for credibility with agent operators","deliverables":["Live walkthrough of your existing agent-fair-trade.json + receipt key publication","Concrete edits to bring your manifest to 6/6 on /api/afta-certify/check","Drafted no_charge_guarantees with code-pointer attestations","Optional: receipt-signing key generation + canonical-form selection","Follow-up self-check pass before we close the engagement"],"priceBand":{"fromUsd":1500,"toUsd":3500},"duration":"4-8 hours over 1-3 days","engagement":"fixed-fee","whyTf":"AFTA was designed and originally implemented at TensorFeed (April 2026). We wrote the standard, the schema, and the certification check. Anyone selling AFTA consulting is selling our work; we sell it first-party."},{"id":"agent_payments_office_hours","name":"Agent Payments Office Hours","shortDescription":"Recurring 90-minute monthly working session on your team's x402/AFTA/agent-payments implementation. Drop in with current questions, leave with clear next steps.","audience":"Engineering teams shipping agent-payment infrastructure that need a sounding board on protocol questions, security tradeoffs, or competitive landscape","deliverables":["90-min live working session per month, recorded for your team","Async access to a shared channel for between-session questions (response within 1 business day)","Quarterly written brief summarizing the agent-payment ecosystem changes relevant to your stack","Cancel anytime with 30 days notice"],"priceBand":{"fromUsd":2500,"toUsd":4500},"duration":"monthly retainer","engagement":"retainer","whyTf":"TF tracks agent-payment ecosystem changes daily as part of its product surface. We're a level-of-effort lower than a full-time hire and a meaningful step up from a one-off consultation."},{"id":"agentcore_payments_integration","name":"AgentCore Payments Integration","shortDescription":"Wire your AWS Bedrock AgentCore agents to pay third-party x402 endpoints (including TensorFeed) for live data, model inference, and tooling. Includes wallet provisioning, policy-based spending controls, and audit trail review.","audience":"Teams building AI agents on AWS Bedrock AgentCore that need to consume paid data/services without standing vendor contracts","deliverables":["AgentCore Payments wallet provisioning with appropriate spend caps and policies","PaymentSession setup wired to your agent's task structure","Reference integration against TensorFeed's premium endpoints (proves the loop end-to-end)","Two additional third-party x402 publisher integrations of your choosing","Compliance and audit-trail review (per-PaymentSession spend governance, CloudWatch span review)"],"priceBand":{"fromUsd":6500,"toUsd":14000},"duration":"2-3 weeks elapsed time","engagement":"fixed-fee","whyTf":"AgentCore Payments launched 2026-05-07 with native x402 support. TensorFeed shipped a fully canonical x402 V2 facilitator the same evening (tx 0xe20c57d8aa6df...bd67) and is one of the first AgentCore-compatible publishers in production."}]}