We asked both the same 13 seller questions, twice each, with a fresh AI agent every time. Agent Central is quick at simple lookups. DataDoe got more answers right, covers Vendor Central and two years of history, and comes with an engineering team, Amazon’s PII approval and human support.
Read-only on both tools. Results reflect both products on the test dates.
Both connect your Amazon account to Claude, ChatGPT and other AI assistants over MCP. Agent Central is a fast tool for single-account lookups. DataDoe is a full data layer with a team behind it.
Some sellers run both: any MCP client can connect to the two at once.
Each run used a fresh AI agent that could use only one tool, with no hints about the account. Calls and times are the average of two runs, from question to answer, including the agent’s own thinking.
| Question | Agent Central | DataDoe | Better answer |
|---|---|---|---|
| 01How much did I sell yesterday, and how did last week compare with the week before? | Units and orders right. Revenue showed a 10.6% drop that did not happen.2.5 calls · 46 s | Revenue up 4.2%, units and orders right.9.5 calls · 1 min 55 s | DataDoe |
| 02Top 10 products by units over 14 days, against the 14 days before | Same list, same numbers.3 calls · 37 s | Same list, same numbers.5 calls · 46 s | Tie |
| 03ACOS and TACOS by campaign type, last 30 days | 29 days of data, TACOS on mixed-VAT sales.6 calls · 1 min 12 s | All 30 days, VAT counted the same way.5 calls · 45 s | DataDoe |
| 04Search terms that spent money and got no orders, last 30 days | Grouped by term and keyword.1 call · 18 s | Grouped by term across campaigns.6 calls · 47 s | Tie |
| 05Campaigns that ran out of budget yesterday | All seven, with times, in both runs.3.5 calls · 39 s | Four in run one, before the evening data arrived. All seven in run two.11 calls · 2 min | Agent Central |
| 06Current bids on the five top-spending keywords | Same live bids.2.5 calls · 26 s | Same live bids.6 calls · 40 s | Agent Central |
| 07Products likely to run out of stock in three weeks | Stock tools read zero stock for every product. Partial answer once, none once.11 calls · 1 min 17 s | Named the products at risk, from Amazon’s restock report.8.5 calls · 1 min 50 s | DataDoe |
| 08Referral, FBA and storage fees, last 30 days | Storage total only. Referral and FBA fees per product, no total.5 calls · 1 min 49 s | All three totals.9 calls · 1 min 46 s | DataDoe |
| 09Units returned in the last 30 days, and why | Whole EU region in one run, UK only in the other.16 calls · 1 min 43 s | UK returns, but the latest days had not loaded.8 calls · 1 min 15 s | Tie |
| 10Did I lose the Buy Box on a top-10 product this week? | Live check, plus history for one product.2 calls · 16 s | Live check, same result, in many more calls.18 calls · 2 min 47 s | Agent Central |
| 11Listings with errors, or suppressed, right now | Error codes in bulk. No suppressed listings found.5 calls · 47 s | No bulk error list. A live check found suppressed listings.13 calls · 1 min 42 s | Tie |
| 12What changed in my ad campaigns last week? | 1,052 bid changes. History starts at connection and leaves out API changes.7.5 calls · 1 min 5 s | 1,616 bid changes and 17 pauses, including API changes.6 calls · 55 s | DataDoe |
| 13What do customers complain about in reviews of my best seller? | Review themes from Amazon.1 call · 8 s | No review data today.7.5 calls · 49 s | Agent Central |
Better answer: DataDoe 5Agent Central 4Tie 4All 13 per run: Agent Central ~66 calls, ~11 min · DataDoe ~112 calls, ~18 min
Where both tools read the same Amazon data, the numbers matched: units, orders, top products, live bids and storage fees, with Sponsored Products spend 0.02% apart. These four are where they did not, and why.
Agent Central builds its weekly sales total from two sources: Amazon’s daily totals for older days, which include VAT, and individual orders for the most recent days, which do not. On a UK account the two mix, so last week looked 10.6% down.
DataDoe counts every day the same way. Last week was up 4.2%, and units and orders, which both tools reported identically, were up too. Agent Central’s own published test ran on a US account, where prices exclude sales tax, so the mix would not show there.
Last week’s sales, week before = 100
Scale 0 to 110. The dashed line is the week before.
Agent Central’s days-of-cover and stock-out tools returned zero stock and zero sales for every product, including the best seller, which had weeks of stock at FBA. They reported no stock-out risk anywhere. In one run the agent checked ten products by hand; in the other it could not answer.
DataDoe answered from Amazon’s restock report and named the products that would run out within three weeks, including one whose inbound shipment had not left yet.
Best seller, as each tool reported it
Agent Central returns rows and leaves the adding up to your assistant. Referral and FBA fees for more than a thousand products could not be totalled at all, and some pages of results were too large for the AI client to read in one go.
DataDoe groups and totals inside the query, so referral, FBA and storage fees for 30 days came back as three numbers in one answer.
Referral, FBA and storage fees, 30 days
Agent Central’s ad change history starts when you connect and leaves out changes made by other tools through the Amazon Ads API, such as bidding rules. On the test account it found 1,052 bid changes for last week and no pauses.
DataDoe keeps every change Amazon reports, including those made by rules and other tools: 1,616 bid changes and 17 pauses for the same week.
Changes found for the same week
DataDoe: 1,616 bid changes and 17 pauses.
A data layer is only as good as the people who run it. This is what you get on top of the data, on the same $97 plan.
For comparison: Agent Central is run by its founder, Amazon seller Christian Verhoeven, under Subsecond Data, LLC, with email support. As of 9 October 2026 its site does not list an Amazon PII approval or a published security review.
Agent Central’s own comparison asked four questions on a US account in August. We used thirteen, on a UK account, and repeated each one.
From the same test account and each company’s public documentation, checked on 9 October 2026.
| Feature | DataDoe | Agent Central |
|---|---|---|
| Coverage | ||
| Seller Central | Yes | Yes |
| Amazon Ads: Sponsored Products, Brands, Display | Yes | Yes |
| Vendor Central | Yes | No |
| Amazon Marketing Cloud | Yes, beta (self-serve) | No |
| Account health | Yes | No tool found |
| Product review themes | Not today | Yes |
| Keyword rank tracking | Not today | Yes |
| Data | ||
| History when you connect | About 2 years of order history on the first sync, plus what Amazon’s APIs still return for other reports | 30 days. Up to a year on annual plans or as a one-time add-on |
| Totals across the account | Any total or grouping in one query | Rows, added up by your assistant |
| Profit with your own unit costs | Upload COGS once, used in every answer | Not found in the tools we tested |
| Ad change history | Every change Amazon reports, including rules and other API tools | From when you connect; changes by other API tools left out |
| Live checks of bids and Buy Box | Live lookups on request | Built in, one or two calls |
| Trust and support | ||
| Restricted buyer data (PII) | Approved by Amazon: Public PII approval and Data Protection Policy audit. $49/month add-on | Not stated on its site |
| Security review material | Security page, penetration test summary and sub-processor list for enterprise reviews | Security page on token handling and change guardrails |
| Support | An account manager for every customer, replies in about 15 minutes, onboarding, a monthly call with an engineer | Email support |
| Who builds it | Deltologic: 30+ engineers, Amazon Selling and Ads Partner, since 2020 | Founder-led, Subsecond Data, LLC |
| Access and control | ||
| Changes to your account | Each Action type off until you enable it, most AI clients ask first, optional dry-run preview, every change logged | Preview first, confirm, hard limits on bids and budgets, every change logged |
| Amazon Ads changes | Campaigns, ad groups, targets (keywords and products, including negatives), ads and portfolios, plus bids, budgets and budget rules | Campaigns, ad groups, keywords and targets (including negatives), ads, bids and budgets |
| Ways to use the data | MCP, REST API and BigQuery | MCP, read-only REST API and a CLI |
| AI clients | Claude, ChatGPT and any MCP client | Claude, ChatGPT, Grok, OpenClaw, Hermes Agent and any MCP client |
| Accounts on one plan | Every Amazon account you connect, Seller, Vendor and Ads | One seller account. Extra Ads profiles $19 a month each |
Agent Central prices each seller account by its monthly orders. DataDoe is one plan for every account you connect. Move the sliders.
Monthly list prices as published on 9 October 2026. Agent Central: $39 up to 1,000 orders, $69 up to 5,000, $99 up to 10,000, $159 up to 20,000, custom above that; extra Ads profiles $19 a month; two months free on annual billing. DataDoe: $97 a month with 2,000 AI tokens and 10 million data rows; extra seats $29 a month, extra data $49 per 10 million rows. Both start with a 14-day free trial.
Yes, if you sell in the UK or the EU, run Vendor Central or manage several seller accounts. In our test DataDoe gave the complete answer on 17 of 26 runs against 14, and one $97 plan covers every account you connect. Agent Central stays the cheaper pick for a single small seller account that mostly asks simple lookups.
DataDoe is the closest match when you need Vendor Central, several accounts or a team behind the tool. We compare it with Amazon's own plugin and Ads MCP Server, Seller Labs, Helium 10, Windsor.ai and Nova on our Agent Central alternatives page.
In our test, DataDoe gave the complete answer more often: 17 of 26 against 14 of 26, and the same answer in both runs on 12 of 13 questions against 10. On a UK account Agent Central's weekly sales total mixed days with and without VAT and showed a 10.6% drop that did not happen; DataDoe showed the real 4.2% rise.
Agent Central, on simple lookups: about 66 calls and 11 minutes for all 13 questions, against about 112 calls and 18 minutes for DataDoe. Agent Central has a fixed tool for each kind of question. DataDoe gives your assistant the whole data layer, which takes a few more steps and reaches what fixed tools cannot, such as account-wide totals, profit with your own costs and full change history.
Its published comparison ran four questions on a US account in August 2026. US prices do not include sales tax, so this kind of mix would not show up there. If you sell in the UK or the EU, compare last week's sales from any tool against Seller Central.
Yes. DataDoe passed Amazon's Public PII approval and its Data Protection Policy audit, so it can handle restricted buyer data such as shipping addresses for fulfillment and customer support.
DataDoe is built by Deltologic, an Amazon Selling and Ads Partner with 30+ engineers that has shipped SP-API systems since 2020. Support is handled by people, with a median first reply of about 15 minutes, onboarding included and a free 30-minute call with an engineer every month.
No. Agent Central covers Seller Central and Amazon Ads. DataDoe covers Seller Central, Vendor Central and Amazon Ads in one schema.
For one seller account with up to 5,000 orders a month, or two small accounts with up to 1,000 orders each, Agent Central: $39 to $78 a month. From 5,001 orders a month on one account, from two accounts once either passes 1,000 orders, or from three accounts, DataDoe: $97 a month for every account you connect, against $99, $159 or a custom quote per account at Agent Central.
On speed for simple lookups, on review themes and keyword rank tracking, which DataDoe does not cover today, and on price for a single small account. Some sellers run both: any MCP client can connect to the two at once.
Book a call with our team. We'll connect your accounts with you and check that your numbers match Seller Central from day one.
Book a demoConnect Seller Central, Vendor Central and Amazon Ads in about five minutes. Free for 14 days, then $97 a month for every account — with our team behind you.
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