Tasks / Strategy

Competitor analysis

Can the model find where a competitor can actually hurt you, from win/loss and churn data, rather than list features?

Task type v1.1 · 2 tasksLast changed 6 Oct 2026 · ChangelogDifficulty

What AI gets right here, and what you’ll still have to catch

From 16 graded outputs by 8 models. 63% were usable with at most a quick edit.

Reliably right

  1. Respects explicit constraints100% pass
    Delivers a competitive analysis memo to Dan within 900 words, addressing all requested topics without proposing a full feature-by-feature match.
    Opus 5.5 · Claude · The competitor isn't who you think
  2. Reads where Crestline is heading100% pass
    Uses Crestline's hiring (payroll, multi-entity, accountant partnerships) to infer direction, flags the partner-programme risk, and adjusts the response accordingly.
    GPT-6 Astra · ChatGPT · Free forever, funded
  3. Produces the required deliverable97% pass
    The memo is complete, in the right form for the CEO, within the word limit, and actionable with light edits.
    Opus 5.5 · Claude · The competitor isn't who you think

Where it slips

  1. Uses the supplied evidence correctly56% pass
    Two factual claims are wrong: the number of unconnected multi-user accounts going to Crestline is 40, not 42, and the number of connected 6-20 cancellations is 5, not 4.
    Sonnet 5.5 · API · Free forever, funded
  2. Gets the base of every number right61% pass
    Derived figures for unconnected multi-user cancellations (42 vs actual 40) and connected 6-20 cancellations (4 vs actual 5) are incorrect.
    Sonnet 5.5 · API · Free forever, funded
  3. Separates what a rival can copy66% pass
    Does not explicitly separate advantages a well-funded competitor could copy from those it couldn't, nor anchor the response in durable advantages with evidence.
    GPT-6 Luna · API · The competitor isn't who you think

How it’s graded

Each check is built on how world-class product and growth leaders do this work, as they’ve described it on Lenny’s Podcast, and names the leader it comes from.

  1. Competes with what customers really choose

    Does the analysis treat the status quo (spreadsheets, manual work, doing nothing) as a competitor, and draw at least one implication from where competitors are investing rather than only from today's features?

    Passes when Analyses the status quo, strengths included, and gives a direction-of-travel insight that affects the recommendation.

  2. Separates what a rival can copy

    Does the analysis separate advantages a well-funded competitor could copy (features, price, being first) from ones it couldn't easily (switching costs, networks, relationships), and build the response on the latter?

    Passes when Names which advantages are copyable and which aren't, with evidence, and anchors the response in the durable ones.

Plus our standard checks

Uses the supplied evidence correctly · Addresses the actual decision · Respects explicit constraints · Identifies material uncertainty · Avoids unsupported claims · Produces the required deliverable · Gets the base of every number right · and 2 written for each task, which you’ll see in the tasks below.

The tasks

Read the brief, then compare up to three outputs, each with the LLM judge’s verdict on every check. Highlights mark what a PM had to fix.

The brief

You're the VP Product at Harbourline. Crestline raised $120M in August and launched a free plan for solo businesses. Our board chair wants to know whether we should launch a free plan for everyone to match it (the note is below). Write the board a competitive analysis of no more than 1,200 words: where Crestline can hurt us and where it can't, with the evidence; which of our advantages it could copy and which it couldn't; where it's heading; and what we should do. The files are attached.

What the model was given6 items: About Harbourline, board_chair_note.md, customer_base.md, cancellations_aug_sep.csv (every account that cancelled since Crestline's launch), cancellation_summary.md, crestline_public_info.md
About HarbourlineBookkeeping, invoicing and expenses for small businesses, with a partner network that connects customers to their accounting firm.
board_chair_note.md1 lines · Download
From the board chair: "Crestline's free tier is an existential threat. Should we launch a free plan for everyone to match it? We need a view on where they can hurt us and where they can't."
customer_base.md9 lines · Download
# Harbourline customers (end of September)

| Account size | Paying accounts | Share connected to an accounting firm | Average revenue per month | Annual churn before Crestline's free tier |
|---|---|---|---|---|
| 1 user | 11,400 | 9% | $14 | 31% |
| 2-5 users | 4,900 | 46% | $52 | 14% |
| 6-20 users | 1,300 | 81% | $170 | 6% |
…
cancellations_aug_sep.csv (every account that cancelled since Crestline's launch)cancelled_account,account_users,connected_to_accounting_firm,mrr_usd,went_to H-1200,1,no,14,Crestline (free tier) H-1201,1,no,10,Crestline (free tier) H-1202,2-5,no,58,Crestline (free tier) H-1203,1,no,11,Crestline (free tier) H-1204,1,no,17,Crestline (free tier) H-1205,1,no,15,Spreadsheets / no tool H-1206,1,no,15,Spreadsheets / no tool H-1207,1,no,9,Crestline (free tier) H-1208,2-5,no,66,Crestline (free tier) H-1209,2-5,no,44,Crestline (free tier) H-1210,1,no,11,Crestline (free tier) H-1211,1,no,9,Crestline (free tier) H-1212,1,no,12,Crestline (free tier) H-1213,1,no,16,Crestline (free tier) H-1214,2-5,yes,73,Crestline (free tier) H-1215,1,no,9,Crestline (free tier) H-1216,2-5,no,56,Crestline (free tier) H-1217,1,no,14,Crestline (free tier) H-1218,2-5,no,47,Business closed H-1219,1,no,16,Crestline (free tier) H-1220,6-20,no,177,Crestline (free tier) H-1221,2-5,yes,51,Crestline (free tier) H-1222,2-5,no,54,Business closed H-1223,6-20,no,168,Crestline (free tier) H-1224,1,no,18,Crestline (free tier) H-1225,1,no,13,Spreadsheets / no tool H-1226,1,no,11,Crestline (free tier) H-1227,1,no,15,Crestline (free tier) H-1228,1,no,12,Crestline (free tier) H-1229,1,no,13,Crestline (free tier) H-1230,2-5,no,51,Business closed H-1231,1,no,18,Crestline (free tier) H-1232,1,no,16,Spreadsheets / no tool H-1233,1,no,12,Crestline (free tier) H-1234,1,no,16,Spreadsheets / no tool H-1235,1,no,12,Spreadsheets / no tool H-1236,1,no,13,Crestline (free tier) H-1237,1,no,17,Spreadsheets / no tool H-1238,6-20,yes,188,Business closed H-1239,1,no,17,Crestline (free tier) H-1240,1,no,15,Crestline (free tier) H-1241,6-20,yes,238,Crestline (free tier) H-1242,1,no,11,Spreadsheets / no tool H-1243,2-5,no,66,Crestline (free tier) H-1244,2-5,no,63,Business closed H-1245,6-20,no,199,Crestline (free tier) H-1246,1,no,18,Crestline (free tier) H-1247,1,no,11,Crestline (free tier) H-1248,1,no,15,Crestline (free tier) H-1249,2-5,no,60,Crestline (free tier) H-1250,2-5,no,66,Crestline (free tier) H-1251,2-5,no,34,Crestline (free tier) H-1252,1,no,12,Crestline (free tier) H-1253,1,no,18,Crestline (free tier) H-1254,1,no,18,Spreadsheets / no tool H-1255,2-5,no,31,Crestline (free tier) H-1256,1,no,17,Crestline (free tier) H-1257,1,no,16,Crestline (free tier) H-1258,1,no,18,Spreadsheets / no tool H-1259,1,no,9,Crestline (free tier) H-1260,1,no,15,Crestline (free tier) H-1261,1,no,18,Crestline (free tier) H-1262,6-20,yes,170,Business closed H-1263,1,no,18,Crestline (free tier) H-1264,2-5,no,41,Business closed H-1265,1,no,14,Spreadsheets / no tool H-1266,1,no,14,Crestline (free tier) H-1267,1,no,12,Crestline (free tier) H-1268,6-20,no,112,Crestline (free tier) H-1269,1,no,9,Crestline (free tier) H-1270,2-5,no,71,Business closed H-1271,1,no,12,Crestline (free tier) H-1272,1,no,11,Crestline (free tier) H-1273,1,no,15,Crestline (free tier) H-1274,1,no,9,Crestline (free tier) H-1275,6-20,no,209,Crestline (free tier) H-1276,2-5,no,36,Crestline (free tier) H-1277,1,no,13,Crestline (free tier) H-1278,1,no,11,Crestline (free tier) H-1279,1,no,15,Crestline (free tier) H-1280,1,no,18,Spreadsheets / no tool H-1281,1,no,16,Crestline (free tier) H-1282,1,no,17,Crestline (free tier) H-1283,1,no,9,Crestline (free tier) H-1284,1,no,10,Crestline (free tier) H-1285,6-20,yes,128,Business closed H-1286,1,no,17,Crestline (free tier) H-1287,1,no,12,Spreadsheets / no tool H-1288,2-5,no,39,Crestline (free tier) H-1289,1,no,14,Crestline (free tier) H-1290,1,no,12,Crestline (free tier) H-1291,1,no,16,Crestline (free tier) H-1292,2-5,no,62,Crestline (free tier) H-1293,1,no,12,Crestline (free tier) H-1294,1,no,12,Crestline (free tier) H-1295,1,no,9,Spreadsheets / no tool H-1296,1,no,11,Crestline (free tier) H-1297,1,no,16,Crestline (free tier) H-1298,1,no,17,Crestline (free tier) H-1299,1,no,13,Spreadsheets / no tool H-1300,1,no,13,Crestline (free tier) H-1301,1,no,17,Crestline (free tier) H-1302,1,no,12,Crestline (free tier) H-1303,1,no,17,Crestline (free tier) H-1304,1,no,14,Crestline (free tier) H-1305,1,no,9,Crestline (free tier) H-1306,1,no,15,Crestline (free tier) H-1307,1,no,16,Crestline (free tier) H-1308,1,no,16,Crestline (free tier) H-1309,1,no,12,Crestline (free tier) H-1310,2-5,no,47,Business closed H-1311,2-5,no,78,Crestline (free tier) H-1312,1,no,11,Crestline (free tier) H-1313,1,no,14,Crestline (free tier) H-1314,1,no,15,Spreadsheets / no tool H-1315,1,no,14,Spreadsheets / no tool H-1316,1,no,9,Crestline (free tier) H-1317,2-5,no,52,Business closed H-1318,1,no,13,Crestline (free tier) H-1319,2-5,no,43,Business closed H-1320,1,no,11,Spreadsheets / no tool H-1321,1,no,15,Crestline (free tier) H-1322,2-5,no,55,Business closed H-1323,1,no,12,Spreadsheets / no tool H-1324,6-20,no,166,Crestline (free tier) H-1325,2-5,no,67,Business closed H-1326,1,no,16,Crestline (free tier) H-1327,1,no,15,Crestline (free tier) H-1328,1,no,13,Crestline (free tier) H-1329,1,no,17,Crestline (free tier) H-1330,1,no,12,Crestline (free tier) H-1331,1,no,13,Crestline (free tier) H-1332,2-5,no,68,Crestline (free tier) H-1333,1,no,14,Spreadsheets / no tool H-1334,1,no,18,Crestline (free tier) H-1335,1,no,9,Crestline (free tier) H-1336,1,no,14,Crestline (free tier) H-1337,1,no,13,Crestline (free tier) H-1338,1,no,10,Crestline (free tier) H-1339,1,no,18,Spreadsheets / no tool H-1340,2-5,no,70,Crestline (free tier) H-1341,1,no,13,Spreadsheets / no tool H-1342,2-5,no,34,Crestline (free tier) H-1343,1,no,11,Crestline (free tier) H-1344,1,no,17,Spreadsheets / no tool H-1345,6-20,no,159,Crestline (free tier) H-1346,6-20,no,214,Crestline (free tier) H-1347,2-5,no,67,Crestline (free tier) H-1348,2-5,no,40,Crestline (free tier) H-1349,1,no,18,Crestline (free tier) H-1350,1,no,17,Crestline (free tier) H-1351,1,no,11,Crestline (free tier) H-1352,1,no,17,Crestline (free tier) H-1353,2-5,no,48,Business closed H-1354,1,no,12,Crestline (free tier) H-1355,1,no,16,Crestline (free tier) H-1356,1,no,14,Crestline (free tier) H-1357,1,no,18,Crestline (free tier) H-1358,1,no,11,Crestline (free tier) H-1359,1,no,17,Spreadsheets / no tool H-1360,1,no,12,Spreadsheets / no tool H-1361,2-5,no,39,Business closed H-1362,1,no,18,Crestline (free tier) H-1363,2-5,no,39,Crestline (free tier) H-1364,2-5,no,41,Business closed H-1365,2-5,no,51,Crestline (free tier) H-1366,1,no,11,Crestline (free tier) H-1367,2-5,no,76,Business closed H-1368,1,no,11,Crestline (free tier) H-1369,1,no,18,Crestline (free tier) H-1370,2-5,no,37,Business closed H-1371,1,no,9,Crestline (free tier) H-1372,1,no,18,Crestline (free tier) H-1373,2-5,no,36,Crestline (free tier) H-1374,2-5,no,77,Crestline (free tier) H-1375,2-5,no,64,Crestline (free tier) H-1376,1,no,9,Crestline (free tier) H-1377,2-5,no,71,Crestline (free tier) H-1378,1,no,10,Crestline (free tier) H-1379,1,no,12,Spreadsheets / no tool H-1380,6-20,yes,235,Business closed H-1381,1,no,9,Crestline (free tier) H-1382,1,no,15,Spreadsheets / no tool H-1383,2-5,yes,65,Crestline (free tier) H-1384,1,no,16,Crestline (free tier) H-1385,1,no,17,Spreadsheets / no tool H-1386,1,no,13,Spreadsheets / no tool H-1387,2-5,no,66,Business closed H-1388,1,no,17,Crestline (free tier) H-1389,1,no,18,Crestline (free tier) H-1390,1,no,16,Crestline (free tier) H-1391,1,no,18,Spreadsheets / no tool H-1392,1,no,15,Crestline (free tier) H-1393,1,no,10,Crestline (free tier) H-1394,1,no,11,Crestline (free tier) H-1395,2-5,no,46,Business closed H-1396,1,no,16,Crestline (free tier) H-1397,1,no,15,Crestline (free tier) H-1398,2-5,no,34,Crestline (free tier) H-1399,1,no,13,Crestline (free tier) H-1400,1,no,13,Crestline (free tier) H-1401,1,no,10,Crestline (free tier) H-1402,1,no,11,Crestline (free tier) H-1403,2-5,no,49,Crestline (free tier) H-1404,2-5,no,58,Crestline (free tier) H-1405,1,no,17,Crestline (free tier) H-1406,1,no,17,Crestline (free tier) H-1407,1,no,12,Crestline (free tier) H-1408,2-5,no,37,Crestline (free tier) H-1409,1,no,15,Spreadsheets / no tool H-1410,2-5,no,31,Crestline (free tier) H-1411,1,no,13,Spreadsheets / no tool H-1412,1,no,15,Crestline (free tier) H-1413,1,no,13,Crestline (free tier) H-1414,1,no,15,Crestline (free tier) H-1415,1,no,18,Crestline (free tier) H-1416,1,no,14,Crestline (free tier) H-1417,1,no,11,Crestline (free tier) H-1418,6-20,no,131,Crestline (free tier) H-1419,1,no,17,Crestline (free tier) H-1420,1,no,18,Crestline (free tier) H-1421,1,no,16,Crestline (free tier) H-1422,1,no,11,Crestline (free tier) H-1423,2-5,no,78,Business closed H-1424,1,no,16,Spreadsheets / no tool H-1425,1,no,18,Spreadsheets / no tool H-1426,1,no,18,Crestline (free tier) H-1427,1,no,15,Crestline (free tier) H-1428,1,no,14,Spreadsheets / no tool H-1429,1,no,14,Spreadsheets / no tool H-1430,2-5,no,63,Business closed H-1431,1,no,18,Crestline (free tier) H-1432,1,no,15,Crestline (free tier) H-1433,1,no,17,Spreadsheets / no tool H-1434,1,no,14,Crestline (free tier) H-1435,1,no,14,Crestline (free tier) H-1436,1,no,12,Crestline (free tier) H-1437,1,no,11,Crestline (free tier) H-1438,1,no,13,Crestline (free tier) H-1439,1,no,13,Spreadsheets / no tool H-1440,2-5,no,54,Business closed H-1441,1,no,14,Crestline (free tier) H-1442,1,no,16,Crestline (free tier) H-1443,2-5,no,74,Crestline (free tier) H-1444,1,no,14,Crestline (free tier) H-1445,2-5,no,65,Crestline (free tier) H-1446,1,no,18,Crestline (free tier) H-1447,1,no,11,Crestline (free tier) H-1448,1,no,10,Crestline (free tier) H-1449,2-5,no,69,Business closed
cancellation_summary.md1 lines · Download
# Cancellations, August to September: 250 accounts, about $8,100 of MRR. Before Crestline's launch we lost about 95 accounts a month.
crestline_public_info.md6 lines · Download
# Crestline (news and public pages)

- 1 August: raised $120M. 15 August: launched a free plan for 1 user (invoicing, expenses, bank feeds).
- Paid plans from $25/month; no accounting-firm partner programme.
- Open roles (September): 14 engineers for payroll; 6 for "mid-market multi-entity"; 3 for "accountant partnerships (exploring)".
- Pricing page: free plan "free forever for solo businesses".
What a strong answer doesThe answer key the graders mark against

Shows from the cancellations that Crestline is taking single-user accounts not connected to an accounting firm: 186 of the 250 cancellations went to Crestline, 142 of them single-user accounts at $9 to $19 a month, and only 4 of the 186 were connected to an accounting firm; the $5,600 of MRR lost to Crestline is a small share of a base where 1-user accounts already churned at 31% a year. The partner network is the advantage Crestline can't easily copy: 81% of 6-20 user accounts and 46% of 2-5 user accounts are connected to a firm, and they barely leave; Crestline has no partner programme. Free and price are easy to copy, and so is matching features. Reads Crestline's hiring (payroll, mid-market multi-entity, accountant partnerships 'exploring') as heading upmarket and possibly at the partner channel, the real future threat. Recommends against a free plan for everyone: it would give away revenue from 11,400 single-user accounts paying about $14 a month (about $160,000 MRR) to defend against losses that are a fraction of that. Instead: let the least valuable solo accounts go or offer a narrow solo option tied to an accounting firm, deepen the partner network (bring firms' clients onto Harbourline, lock in the firm workflow), and get ahead on payroll and multi-entity where Crestline is heading. Sets the signals that would change the call (losses spreading to connected or multi-user accounts, or Crestline launching a partner programme).

Critical failures (cap the score at 40)
  • Recommends launching a free plan for every account to match Crestline
Task

Staff-level · v1.0

The outputs

8 setups answered this brief.

Needs more than a quick edit5 of 11 checks passed

The connected-accounts MRR is incorrect and the memo lacks explicit uncertainty triggers, so a PM would need to re-check the numbers and add conditions before using it.

Output

MEMORANDUM

TO: Board of Directors, Harbourline FROM: VP Product DATE: October 6 SUBJECT: Competitive Analysis & Strategic Response: Crestline’s Free Plan and $120M Raise

---

1. Executive Summary & Recommendation

The Board Chair asked whether Crestline’s new free tier represents an existential threat and whether Harbourline should match it with a free tier of our own.

The short answer is no. Launching a free plan for everyone—or even matching Crestline’s solo free tier—would be a severe strategic mistake. It would unnecessarily cannibalize our $635K monthly recurring revenue (MRR) to defend a low-margin, high-churn segment, while playing directly into a $120M VC-subsidized price war on our competitor’s terms.

The empirical data from August and September shows that Crestline is not an existential threat to Harbourline’s core business. While Crestline is peeling away unattached, price-sensitive solo accounts, our 2,100 accounting firm partner network is an impenetrable moat.

Our strategy should not be defensive price slashing, but aggressive doubling down on our accounting network to lock in high-LTV customers and convert unattached accounts into connected, un-churnable relationships.

---

2. Empirical Evidence: Cancellation Analysis (Aug–Sep)

In the two months following Crestline’s August 15 launch, Harbourline recorded 250 cancellations (~$8,100 MRR lost), up from our baseline run-rate of ~95 cancellations per month (~190 over two months).

``` Cancellation Breakdown by Outcome (250 accounts, Aug–Sep): ├── Crestline (free tier): 186 accounts (74.4%) | ~$6,300 MRR ├── Spreadsheets / no tool: 38 accounts (15.2%) | ~$550 MRR └── Business closed: 26 accounts (10.4%) | ~$1,250 MRR ```

A granular analysis of the 186 accounts lost to Crestline reveals clear structural patterns:

1. Firm Connection Renders Accounts Virtually Immune: * 97.8% (182 of 186) of accounts lost to Crestline were not connected to an accounting firm. * Only 4 connected accounts across our entire 17,600-customer base left for Crestline (two 2–5 user accounts and one 6–20 user account). * Zero connected 1-user accounts left for Crestline. * Of the 8 total connected cancellations across the entire dataset, 4 were due to business closures, not competitive loss.

2. The Damage is Concentrated in Solo, Unconnected Accounts: * 76.3% (142 of 186) of Crestline defectors were solo (1-user), unconnected accounts paying an average of $14/month. * These accounts already had an annual baseline churn of 31%. Crestline merely accelerated a transition that was already a structural vulnerability. * While 34 small teams (2–5 users) and 10 mid-sized teams (6–20 users) churned to Crestline, almost all (40 of 44) were unattached to an accounting firm.

---

3. Where Crestline Can and Cannot Hurt Us

DimensionWhere Crestline Can Hurt UsWhere Crestline Cannot Hurt Us
:---:---:---
Customer SegmentUnconnected 1-user businesses (10,374 accounts, ~$145K MRR). Highly price-sensitive, low switching costs, and view bookkeeping purely as administrative overhead.Connected accounts across all tiers (4,333 accounts generating ~$325K MRR). Switching software requires firing or disrupting their accounting firm.
Customer AcquisitionOrganic top-of-funnel for solo businesses. Prospective solo founders searching for free invoicing/expenses will default to Crestline.Firm-referred acquisition. Clients directed to software by our 2,100 partner firms do not shop on price.
Revenue ImpactSolo ARPU expansion. It will be harder to raise prices on unattached solo tiers without driving them to Crestline.Core MRR ($475K+ in multi-user tiers). Teams of 2–20 users require collaboration, permissioning, and reconciliation workflows that a free solo tier cannot satisfy.

---

4. Strategic Moats: What Crestline Can Copy vs. What It Cannot

Crestline’s $120M war chest allows them to buy features and subsidize customer acquisition, but capital cannot instantly replicate distribution architecture.

  • What Crestline CAN copy:
  • Core Product Features: Invoicing, expenses, and bank feeds are commodities. Their engineering hiring confirms they will match basic workflows rapidly.
  • Pricing Undercutting: They can burn VC cash on 1-user infrastructure indefinitely to starve competitors of top-of-funnel volume.
  • What Crestline CANNOT easily copy:
  • Our 2,100 Accounting Firm Network: Accounting firms exhibit extreme platform inertia. An accounting practice standardizes its entire staff training, audit trails, and reconciliation workflows on a single system. They do not switch software because a solo client wants a free tool; rather, they mandate what software the client must use.
  • Embedded Practice Workflows: Harbourline allows accountants to reconcile, file taxes, and deliver advisory services directly inside the ledger. Crestline currently has no partner program and only 3 exploratory job postings in this domain. Building trusted practice tools and bilateral distribution takes 3–5 years of dedicated field sales and product integration.

---

5. Crestline’s Trajectory & Endgame

Crestline is executing a textbook freemium land-and-expand strategy: 1. The Bait (Present): Offer a "free forever" solo plan to capture massive top-of-funnel market share and depress competitor unit economics. 2. The Monetization (Near-Term): Crestline's September hiring pipeline (14 payroll engineers) indicates they plan to monetize this "free" solo cohort via high-margin ancillary services (payroll, payment processing, lending) and force upgrades when solo companies hire their first employee ($25+/month plans). 3. Upmarket Migration (Medium-Term): With 6 engineers hired for "mid-market multi-entity," Crestline intends to move directly into higher-ACV accounts (our 6–20 user base) where margins are superior.

Their exploratory hiring for accountant partnerships (3 roles) shows they realize freemium reach alone cannot win sustainable SMB accounting without firm distribution. However, they are years behind us in this arena.

---

6. What Harbourline Should Do: Recommended Strategy

Matching Crestline with a "free for everyone" plan would instantly incinerate up to $635K in monthly revenue to solve an $8K/month churn problem. Even offering a free tier for 1-user accounts risks immediately wiping out $160K/month ($1.9M ARR).

Instead, we must weaponize our network moat:

#### A. Do NOT Launch a Free Plan Maintain our $14/month entry pricing. Competing on "free" plays into Crestline’s balance sheet strength ($120M) and devalues our product. Solo customers seeking zero-cost tools generate negative margin and churn at 31%. Let Crestline absorb the support costs and hosting overhead of unprofitable solo users.

#### B. Launch the "Firm Match" Concierge (Turn Vulnerable Accounts into Moats) The single most decisive finding is that connected accounts do not churn to Crestline. * We have 10,374 unattached 1-user accounts and 2,646 unattached 2–5 user accounts. * We should launch an in-app matching service connecting unattached SMBs with certified Harbourline accounting firms, potentially offering a 3-month platform discount upon pairing. * Connecting an account instantly reduces churn from 31% to baseline firm-connected rates (<6–10%), completely neutralizing Crestline’s pitch.

#### C. Incentivize Firm-Led Client Acquisition Double down on our 2,100 accounting partners: * Provide firms with free client "starter seats" or wholesale client bundle pricing that firms can include in their monthly retainers. * When the accounting firm provisions Harbourline for the client, price sensitivity drops to zero.

#### D. Preempt Crestline Upmarket Crestline is building payroll and multi-entity capabilities to attack our lucrative 6–20 user segment ($170 ARPU, 6% churn). We must accelerate our own payroll integrations and advanced reporting modules within the accounting portal before Crestline ships their mid-market product.

Summary

Crestline’s free tier is an expensive customer acquisition test, not an existential threat to Harbourline. By cementing our position as the operating system for accounting firms and their clients, we protect our revenue, preserve our margins, and let Crestline exhaust its capital chasing low-value solo churn.

Claims the judge couldn’t find in the brief

  • Connected accounts across all tiers: 4,333 accounts generating ~$325K MRR.

Grades and run details

Decision model 64 · LLM judge 42
Decision model checks
  • failUses the supplied evidence correctly70%
  • partialAddresses the actual decision28%
  • passRespects explicit constraints31%
  • partialIdentifies material uncertainty38%
  • failAvoids unsupported claims49%
  • passProduces the required deliverable76%
  • passFinds who's actually leaving88%
  • passReads where Crestline is heading100%
  • passCompetes with what customers really choose73%
  • failGets the base of every number right52%
  • passSeparates what a rival can copy100%
Run
Run
#1
API response time
50 s
Submitted
6 Oct 2026

Needs more than a quick edit7 of 11 checks passed

Contains an unsupported factual claim about the number of partner firms and speculates about data collection method; a PM would need to verify and correct these before use.

Output

Crestline: Competitive Analysis and Recommendation

To: Board of Directors From: VP Product

Recommendation

Do not launch a free plan for everyone. Crestline's free tier is a real threat to our solo accounts, but it does not reach the part of the business that earns most of our revenue. Respond by selling the accountant connection to solo and small accounts, protecting unconnected mid-size accounts, and watching three specific signals that would change this view.

What the August–September data shows

Of the 250 cancellations (about $8,100 MRR), 186 went to Crestline's free tier, 38 to spreadsheets, and 26 to closed businesses. Crestline's pull falls almost entirely on accounts without an accounting firm.

SegmentAccountsLost to Crestline (2 months)RateMRR lost
1 user, unconnected10,3741421.4%~$2,010
2–5 users, unconnected2,646311.2%~$1,660
6–20 users, unconnected24793.6%~$1,535
2–5 users, connected2,25430.1%~$190
6–20 users, connected1,05310.1%~$240
1 user, connected1,02600%$0

Connected accounts show the clearest pattern. Eight connected accounts cancelled: four closed their businesses and four went to Crestline. None went to spreadsheets.

Data caveat: The churn column in the customer base file (31% / 14% / 6% annual, roughly 360 cancellations a month) does not match the cancellation summary (about 95 a month before launch). Also, "went_to" appears to be self-reported. Finance needs to reconcile both before these figures go into any external materials. The rates above use the cancellation log as recorded.

Where Crestline can hurt us

  • Unconnected solo accounts. These are 65% of our accounts but about 25% of MRR. Crestline is taking roughly 70 a month, or about $1,000 of MRR per month. At this pace, that compounds to roughly $12k of lost ARR each month.
  • Unconnected mid-size accounts. This is our most exposed group per account: 3.6% lost in two months, at $170 MRR each. Crestline's six multi-entity engineering roles aim directly at this segment.
  • Product scope. Crestline is hiring 14 engineers for payroll. If payroll becomes a reason to stay on their platform, small employers with staff could move too.

Where it can't

  • Connected accounts are 19% of accounts but 49% of MRR (about $311k of $635k). Crestline took 4 of 3,307 in two months.
  • The firm network. We have 2,100 firms working inside our platform on reconciliation, filing and advice. Crestline has no partner programme and only three "exploring" roles.
  • Firm lock-in. Once a firm runs a client's books in our system, leaving means the firm changing its workflow, not just the customer changing software.

What Crestline could copy, and what it couldn't

Easy to copy: a free solo tier, bank feeds, invoicing and expenses. Crestline already has these, and we should assume they will match any feature we ship.

Hard to copy: the firm network, firm-side workflow, trust between firms and their clients, and years of connected books. Crestline is at "exploring" on accountant partnerships. My estimate is that a comparable network would take them at least 12–18 months to build, and their hiring suggests they have not yet committed to it.

Where Crestline is heading

  1. Up from solo. The free plan is a funnel. Paid plans start at $25 and the real money is in payroll and multi-entity work.
  2. Into our mid-market. Six engineers on multi-entity features target our 6–20 user accounts, which carry the highest MRR per account.
  3. Toward firms. The accountant partnership roles are the signal that matters most. If Crestline builds a firm network, our moat is much weaker.

What we should do

  1. Do not launch a free plan for everyone. Our 1-user unconnected base alone is about $145k MRR ($1.7M ARR). A free-for-all would also give away the 2–5 and 6–20 segments, about $476k MRR ($5.7M ARR), where Crestline is not competing. Crestline's observed impact in two months was about $5.6k MRR. Even if that understates the effect considerably, a free-for-all is the wrong response.
  1. Sell the connection to solo accounts. Connected 1-user accounts had zero churn; unconnected ones are where Crestline is winning. Launch a firm-connected solo offer and aim to move connected solo accounts from 9% toward 15% within six months. Partner economics need to be confirmed before we commit to a number.
  1. Protect unconnected 6–20 accounts now. There are 247 of them, worth about $42k MRR. Offer each a firm introduction and a named contact, and prioritise them for the multi-entity roadmap.
  1. Test any price response before rolling it out. If the connection offer underperforms, test a lower-priced solo tier in one market with a holdout group. Do not roll out a free plan to all accounts.
  1. Lock in partner firms. Offer multi-year terms or referral incentives to our top firms. Their switching cost is what protects us from a Crestline firm network.
  1. Fix the data within two weeks. Reconcile the churn baseline, and run a short exit survey to validate the "went_to" tags.

7. Set triggers to revisit free. I propose we reconsider a broader free plan if any of these occur: - Crestline launches an accountant partner programme. - Crestline-attributed churn among connected accounts exceeds 0.5% a month for two consecutive months. - Crestline-attributed churn among unconnected 2–5 user accounts exceeds 2% a month for two consecutive months.

Claims the judge couldn’t find in the brief

  • 'went_to' appears to be self-reported
  • We have 2,100 firms working inside our platform

Grades and run details

Decision model 77 · LLM judge 67
Decision model checks
  • failUses the supplied evidence correctly53%
  • passAddresses the actual decision100%
  • passRespects explicit constraints56%
  • passIdentifies material uncertainty100%
  • partialAvoids unsupported claims53%
  • passProduces the required deliverable70%
  • passFinds who's actually leaving86%
  • passReads where Crestline is heading100%
  • passCompetes with what customers really choose66%
  • failGets the base of every number right73%
  • passSeparates what a rival can copy100%
Run
Run
#1
API response time
82 s
Submitted
8 Oct 2026

Check by check

Where the outputs differ comes first. Open a check to read the judge’s reasons. “Mixed” means the two graders disagreed.

Where they differ 3

Addresses the actual decisionWrongRight
Gemini 3.8 Flash · API

The output does not state what result or condition would change the recommendation, as required for a clear decision.

Haiku 5.5 · API

Clear early recommendation not to launch a free plan, and sets triggers to revisit.

Identifies material uncertaintyWrongRight
Gemini 3.8 Flash · API

The output does not name specific unknowns that could change the decision or how they would be resolved.

Haiku 5.5 · API

Identifies data discrepancies and sets specific churn thresholds and Crestline actions as triggers.

Gets the base of every number rightWrongMixed
Gemini 3.8 Flash · API

The connected-accounts MRR is miscalculated (~$325K vs. ~$310.6K), so a derived figure is wrong.

Haiku 5.5 · API

All derived percentages and MRR figures check out against the base data.

All got wrong 2

Uses the supplied evidence correctlyWrongWrong
Gemini 3.8 Flash · API

The connected-accounts MRR is stated as ~$325K, but the data gives ~$310.6K; this figure is not correctly derived from the supplied context.

Haiku 5.5 · API

States that Harbourline has 2,100 partner firms, which is not in the supplied context and is invented.

Avoids unsupported claimsWrongWrong
Gemini 3.8 Flash · API

Forecasts like 'textbook freemium land-and-expand' and 'impenetrable moat' are presented as fact without being labelled as interpretations.

Haiku 5.5 · API

Presents 'went_to is self-reported' and '2,100 firms' as facts without evidence.

All mixed 1

Competes with what customers really chooseMixedMixed
Gemini 3.8 Flash · API

The output mentions spreadsheets as a destination but does not analyse the status quo as a competitor or draw implications from it.

Haiku 5.5 · API

Does not treat spreadsheets/manual work as a competitor with a direction-of-travel insight; merely counts them as a destination.

All got right 5

Respects explicit constraintsRightRight
Gemini 3.8 Flash · API

The output is a memo under 1,200 words, addressed to the board, and does not propose a free plan for everyone.

Haiku 5.5 · API

Memo is under 1,200 words and answers the board chair's question.

Produces the required deliverableRightRight
Gemini 3.8 Flash · API

The memo is complete, within word count, and usable by the board with light edits.

Haiku 5.5 · API

Complete board memo with recommendation, analysis, and actions within length; the core decision is actionable.

Finds who's actually leavingRightRight
Gemini 3.8 Flash · API

The analysis clearly shows losses are almost all single-user, unconnected accounts, sizes the MRR, and sets it against the base.

Haiku 5.5 · API

Counts cancellations by size and connection, sizes MRR lost to Crestline, and shows it is mostly solo unconnected accounts.

Reads where Crestline is headingRightRight
Gemini 3.8 Flash · API

The output reads Crestline's hiring to flag payroll, mid-market, and accountant partnership moves, and adjusts the response accordingly.

Haiku 5.5 · API

Uses hiring information to infer Crestline is heading into payroll, mid-market, and possibly accountant partnerships.

Separates what a rival can copyRightRight
Gemini 3.8 Flash · API

The output separates copyable features and pricing from the durable accounting-firm network and builds the response on the latter.

Haiku 5.5 · API

Clearly separates copyable features (free tier, bank feeds) from durable advantages (firm network, switching costs) and anchors response accordingly.

Results

Every setup we’ve tested on this task type, across all its tasks and repeats, graded on the current checklist. Calibrated.

#Model · HarnessTask scoreDecision modelLLM judgeRunsCritical failures
1Opus 5.5withClaude86.4100.02None
2GPT-6 AstrawithChatGPT88.695.82None
3GPT-6.1 SolwithAPI88.695.82None
4GPT-6 LunawithAPI93.283.32None
5Sonnet 5.5withAPI86.483.32None
6Haiku 5.5withAPI84.179.22None
7Gemini 3.8 FlashwithAPI68.254.22None
8Gemini 3.5 Flash-LitewithGemini61.425.02None

What you get for the cost

GPT-6.1 Sol · API scores within a point of Opus 5.5 · Claude at a fifth of the cost.

Task score against relative cost for each setup. The table below has the same figures.304050607080901001×3×10×30×100×Cost per output, relative to the cheapest setup (log scale) →↑ Task scoreOpus 5.5 · Claude: task score 94, 75× the cheapestGPT-6 Astra · ChatGPT: task score 93, 87× the cheapestGPT-6.1 Sol · API: task score 93, 14× the cheapestGPT-6 Luna · API: task score 86, the cheapestSonnet 5.5 · API: task score 83, 44× the cheapestHaiku 5.5 · API: task score 80, 3.0× the cheapestGemini 3.8 Flash · API: task score 60, 12× the cheapestGemini 3.5 Flash-Lite · Gemini: task score 41, 2.9× the cheapestOpus 5.5 · ClaudeGPT-6 Astra · ChatGPTGPT-6.1 Sol · APIGPT-6 Luna · APISonnet 5.5 · APIHaiku 5.5 · APIGemini 3.8 Flash · APIGemini 3.5 Flash-Lite · Gemini
Best valueNobody beats these on both score and cost
Task score and relative cost by setup
SetupTask scoreRelative cost (cheapest = 1)
GPT-6 Luna · API861.0×
Gemini 3.5 Flash-Lite · Gemini412.9×
Haiku 5.5 · API803.0×
Gemini 3.8 Flash · API6012×
GPT-6.1 Sol · API9314×
Sonnet 5.5 · API8344×
Opus 5.5 · Claude9475×
GPT-6 Astra · ChatGPT9387×

Cost is each output’s tokens at the model’s list price, shown relative to the cheapest setup. Runs done in an app have no usage meter, so theirs are estimated from the same setup’s measured runs. How we compare cost

About the task

The PM job

Deciding how to respond to competitors.

Why it matters

Feature grids hide the real competition, which is often the customer's current workaround, and the response that feels urgent is usually to copy everything.

What good looks like

  • Includes the status quo and non-obvious alternatives
  • Finds where losses really go, by segment
  • Separates advantages a rival can copy from ones it can't
  • Reads where competitors are heading

Deliberately not measured

  • Market sizing
Capability tested

Competitive insight

The failure we’re looking for

A feature checklist and a plan to match everything

Grading

Decision model and LLM judge, calibrated against a blind PM review