Mobile & In-Person Payments Arena
Mobile & In-Person Payments arenaBuyer checklist
Every requirement we judge mobile & in-person payments products against, as a ready-to-send RFP checklist — with each item's priority, why it matters, and how the top-ranked products score on it today.
52 requirements · 12 themes · verdicts for 4 products · updated 2026-09-16 · priorities mirror the story weights our scoring uses (methodology)
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# Mobile & In-Person Payments — buyer checklist (RFP) Derived from ProductArena's evidence-graded user-story taxonomy for Mobile & In-Person Payments: 52 judged requirements. Priorities mirror story weights (3 = must-have, 2 = should-have, 1 = nice-to-have). ## Accept payments - [ ] **[must-have]** Sign up, get approved, and order hardware from the dashboard so I am taking in-person payments the same week - [ ] **[must-have]** Accept chip, contactless, and mobile-wallet (Apple Pay / Google Pay) payments in person - [ ] **[must-have]** Accept contactless card payments on an off-the-shelf phone (Tap to Pay) without buying a reader - [ ] **[should-have]** Split a single sale across multiple payment methods or payers - [ ] **[should-have]** Configure tipping prompts (percentages, smart amounts, custom tips) collected on the reader or terminal ## Agenticness - [ ] **[must-have]** Plug MCP servers into this product so it can use their tools - [ ] **[must-have]** Connect an agent via an official MCP server - [ ] **[must-have]** Drive the product through a documented public API - [ ] **[must-have]** Delegate tasks to a built-in AI assistant inside the product - [ ] **[should-have]** Point an agent at llms.txt or agent-oriented docs - [ ] **[should-have]** Run the product headlessly / in CI for automation - [ ] **[should-have]** Use an official CLI - [ ] **[should-have]** Issue scoped/least-privilege API credentials for an agent - [ ] **[should-have]** Build against official SDKs - [ ] **[should-have]** Subscribe to events via webhooks - [ ] **[should-have]** Get AI-generated insights and suggestions from my data inside the product - [ ] **[should-have]** Set up automations that run autonomously in the background - [ ] **[should-have]** Operate the product with natural-language commands - [ ] **[should-have]** Explore an interactive API reference with runnable examples - [ ] **[should-have]** Download a machine-readable API spec (OpenAPI or equivalent) - [ ] **[should-have]** Rely on versioned APIs with a documented deprecation policy - [ ] **[nice-to-have]** Test against a sandbox environment without touching production data ## Automation depth - [ ] **[must-have]** Define rules that trigger actions automatically on events - [ ] **[should-have]** Perform bulk operations across many items at once - [ ] **[should-have]** Schedule recurring jobs or workflows - [ ] **[nice-to-have]** Version, review, and roll back my automations ## Catalog receipts - [ ] **[should-have]** Manage an item catalog with inventory counts that stay in sync across registers and channels - [ ] **[nice-to-have]** Issue digital (email/SMS) or printed receipts that meet card-network requirements ## Checkout integration - [ ] **[must-have]** Build a custom point-of-sale checkout that drives the terminal from my backend through a documented server-driven API - [ ] **[should-have]** Embed in-person payments into my own iOS or Android app with official mobile SDKs - [ ] **[should-have]** Subscribe to payment lifecycle events (authorized, captured, refunded, disputed) via webhooks to drive downstream automations - [ ] **[should-have]** Test my in-person integration end-to-end with a simulated reader or test card environment before going live ## Disputes refunds - [ ] **[must-have]** Have an agent monitor dispute deadlines via API or webhooks and draft evidence responses for my review - [ ] **[should-have]** Get notified of chargebacks and submit dispute evidence before the deadline - [ ] **[should-have]** Issue full or partial refunds back to the original card from the point of sale, dashboard, or API ## Hardware fleet - [ ] **[must-have]** Have an agent provision a new location end-to-end via API — creating the location and registering its readers - [ ] **[must-have]** Manage a fleet of readers and terminals via API — register devices, monitor status, and update configuration remotely - [ ] **[should-have]** Run multiple locations with per-location devices, settings, and reporting - [ ] **[should-have]** Pair a card reader with the POS app or register it to my account and take a payment within minutes ## Offline reliability - [ ] **[should-have]** Keep taking card payments when the internet drops, with transactions stored and forwarded when connectivity returns ## Openness - [ ] **[must-have]** Export all of my data in open formats and leave - [ ] **[must-have]** Self-host the core product - [ ] **[should-have]** Do everything through the API that I can do in the UI - [ ] **[should-have]** Read the product's source under an open license ## Payouts reconciliation - [ ] **[must-have]** Have an agent pull transactions and payouts via API and reconcile daily takings into my ledger - [ ] **[should-have]** See when each payout lands and speed it up (next-day or instant) when I need the cash - [ ] **[should-have]** Reconcile daily takings against payouts with itemized transaction and fee reports ## Pci compliance - [ ] **[should-have]** Keep my PCI scope minimal because card data is captured end-to-end by certified readers and vendor systems, with vendor guidance on my remaining obligations ## Privacy posture - [ ] **[must-have]** Prevent my data from being used to train AI models - [ ] **[should-have]** Choose where my data is stored (region/residency) - [ ] **[should-have]** Control data retention and deletion - [ ] **[should-have]** Opt out of telemetry and usage tracking --- Source: https://ultrametric.ai/productarena/arena/mobile-payments (evidence-graded verdicts for 4 products) · methodology: https://ultrametric.ai/productarena/methodology
Chips show the top 4 ranked products' current verdict on each requirement — ✓ full · ~ partial · ! disputed · — none · n/a not applicable.
Accept payments — stories about accept payments in this arenaAccept payments· 5 items
Stories about accept payments in this arena
- must-have
founderSign up, get approved, and order hardware from the dashboard so I am taking in-person payments the same week
Core requirement — weighs 3× in arena scoring · no product fully delivers this yet
- must-have
merchant-ops userAccept chip, contactless, and mobile-wallet (Apple Pay / Google Pay) payments in person
Core requirement — weighs 3× in arena scoring · all 4 products fully deliver this today
- must-have
founderAccept contactless card payments on an off-the-shelf phone (Tap to Pay) without buying a reader
Core requirement — weighs 3× in arena scoring · all 4 products fully deliver this today
- should-have
merchant-ops userSplit a single sale across multiple payment methods or payers
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
merchant-ops userConfigure tipping prompts (percentages, smart amounts, custom tips) collected on the reader or terminal
Important, not disqualifying — weighs 2× in arena scoring · 1 of 4 products fully deliver this today
Agenticness — how well agents can access and operate the productAgenticness· 17 items
How well agents can access and operate the product
- must-have
ai-native userPlug MCP servers into this product so it can use their tools
Core requirement — weighs 3× in arena scoring
- must-have
ai-native userConnect an agent via an official MCP server
Core requirement — weighs 3× in arena scoring · 3 of 4 products fully deliver this today
- must-have
ai-native userDrive the product through a documented public API
Core requirement — weighs 3× in arena scoring · all 4 products fully deliver this today
- must-have
ai-native userDelegate tasks to a built-in AI assistant inside the product
Core requirement — weighs 3× in arena scoring · no product fully delivers this yet
- should-have
ai-native userPoint an agent at llms.txt or agent-oriented docs
Important, not disqualifying — weighs 2× in arena scoring · all 4 products fully deliver this today
- should-have
ai-native userRun the product headlessly / in CI for automation
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
ai-native userUse an official CLI
Important, not disqualifying — weighs 2× in arena scoring · 1 of 3 products fully deliver this today
- should-have
ai-native userIssue scoped/least-privilege API credentials for an agent
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
ai-native userBuild against official SDKs
Important, not disqualifying — weighs 2× in arena scoring · 3 of 4 products fully deliver this today
- should-have
ai-native userSubscribe to events via webhooks
Important, not disqualifying — weighs 2× in arena scoring · 3 of 4 products fully deliver this today
- should-have
ai-native userGet AI-generated insights and suggestions from my data inside the product
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
ai-native userSet up automations that run autonomously in the background
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
ai-native userOperate the product with natural-language commands
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
ai-native userExplore an interactive API reference with runnable examples
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
ai-native userDownload a machine-readable API spec (OpenAPI or equivalent)
Important, not disqualifying — weighs 2× in arena scoring · 1 of 4 products fully deliver this today
- should-have
ai-native userRely on versioned APIs with a documented deprecation policy
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- nice-to-have
ai-native userTest against a sandbox environment without touching production data
Differentiator, not a dealbreaker — weighs 1× in arena scoring · all 4 products fully deliver this today
Automation depth — how much of the product can run unattendedAutomation depth· 4 items
How much of the product can run unattended
- must-have
ai-native userDefine rules that trigger actions automatically on events
Core requirement — weighs 3× in arena scoring · no product fully delivers this yet
- should-have
ai-native userPerform bulk operations across many items at once
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
ai-native userSchedule recurring jobs or workflows
Important, not disqualifying — weighs 2× in arena scoring
- nice-to-have
ai-native userVersion, review, and roll back my automations
Differentiator, not a dealbreaker — weighs 1× in arena scoring
Catalog receipts — stories about catalog receipts in this arenaCatalog receipts· 2 items
Stories about catalog receipts in this arena
- should-have
merchant-ops userManage an item catalog with inventory counts that stay in sync across registers and channels
Important, not disqualifying — weighs 2× in arena scoring · 1 of 2 products fully deliver this today
- nice-to-have
merchant-ops userIssue digital (email/SMS) or printed receipts that meet card-network requirements
Differentiator, not a dealbreaker — weighs 1× in arena scoring · 1 of 4 products fully deliver this today
Checkout integration — stories about checkout integration in this arenaCheckout integration· 4 items
Stories about checkout integration in this arena
- must-have
developerBuild a custom point-of-sale checkout that drives the terminal from my backend through a documented server-driven API
Core requirement — weighs 3× in arena scoring · 3 of 4 products fully deliver this today
- should-have
developerEmbed in-person payments into my own iOS or Android app with official mobile SDKs
Important, not disqualifying — weighs 2× in arena scoring · 3 of 4 products fully deliver this today
- should-have
developerSubscribe to payment lifecycle events (authorized, captured, refunded, disputed) via webhooks to drive downstream automations
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
developerTest my in-person integration end-to-end with a simulated reader or test card environment before going live
Important, not disqualifying — weighs 2× in arena scoring · 3 of 4 products fully deliver this today
Disputes refunds — stories about disputes refunds in this arenaDisputes refunds· 3 items
Stories about disputes refunds in this arena
- must-have
ai-native userHave an agent monitor dispute deadlines via API or webhooks and draft evidence responses for my review
Core requirement — weighs 3× in arena scoring · no product fully delivers this yet
- should-have
merchant-ops userGet notified of chargebacks and submit dispute evidence before the deadline
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
merchant-ops userIssue full or partial refunds back to the original card from the point of sale, dashboard, or API
Important, not disqualifying — weighs 2× in arena scoring · 2 of 4 products fully deliver this today
Hardware fleet — stories about hardware fleet in this arenaHardware fleet· 4 items
Stories about hardware fleet in this arena
- must-have
ai-native userHave an agent provision a new location end-to-end via API — creating the location and registering its readers
Core requirement — weighs 3× in arena scoring · 1 of 4 products fully deliver this today
- must-have
developerManage a fleet of readers and terminals via API — register devices, monitor status, and update configuration remotely
Core requirement — weighs 3× in arena scoring · 1 of 4 products fully deliver this today
- should-have
merchant-ops userRun multiple locations with per-location devices, settings, and reporting
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
merchant-ops userPair a card reader with the POS app or register it to my account and take a payment within minutes
Important, not disqualifying — weighs 2× in arena scoring · 1 of 4 products fully deliver this today
Offline reliability — stories about offline reliability in this arenaOffline reliability· 1 item
Stories about offline reliability in this arena
- should-have
merchant-ops userKeep taking card payments when the internet drops, with transactions stored and forwarded when connectivity returns
Important, not disqualifying — weighs 2× in arena scoring · 2 of 4 products fully deliver this today
Openness — open source, data portability, and self-hosting storiesOpenness· 4 items
Open source, data portability, and self-hosting stories
- must-have
ai-native userExport all of my data in open formats and leave
Core requirement — weighs 3× in arena scoring · no product fully delivers this yet
- must-have
ai-native userSelf-host the core product
Core requirement — weighs 3× in arena scoring
- should-have
ai-native userDo everything through the API that I can do in the UI
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
ai-native userRead the product's source under an open license
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
Payouts reconciliation — stories about payouts reconciliation in this arenaPayouts reconciliation· 3 items
Stories about payouts reconciliation in this arena
- must-have
ai-native userHave an agent pull transactions and payouts via API and reconcile daily takings into my ledger
Core requirement — weighs 3× in arena scoring · 1 of 4 products fully deliver this today
- should-have
founderSee when each payout lands and speed it up (next-day or instant) when I need the cash
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
merchant-ops userReconcile daily takings against payouts with itemized transaction and fee reports
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
Pci compliance — stories about pci compliance in this arenaPci compliance· 1 item
Stories about pci compliance in this arena
- should-have
developerKeep my PCI scope minimal because card data is captured end-to-end by certified readers and vendor systems, with vendor guidance on my remaining obligations
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
Privacy posture — data-handling and privacy storiesPrivacy posture· 4 items
Data-handling and privacy stories
- must-have
ai-native userPrevent my data from being used to train AI models
Core requirement — weighs 3× in arena scoring · no product fully delivers this yet
- should-have
ai-native userChoose where my data is stored (region/residency)
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
ai-native userControl data retention and deletion
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
- should-have
ai-native userOpt out of telemetry and usage tracking
Important, not disqualifying — weighs 2× in arena scoring · no product fully delivers this yet
Full evidence behind every verdict lives on the arena page and each product page — chips above deep-link straight to the judged story.