BeginnerInstruction template

Competitor Price Monitor

Run competitor price analysis on the price snapshots your team collects. This Skill compares matched products, shipping terms, stock and your own costs, then drafts pricing review actions so an ecommerce team can decide whether to hold price, change an offer or investigate a competitor's discount.

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Get started Worked example Collected instruction template Original link: no public source found
01

What this Skill does

Competitor Price Monitor works from dated observations of comparable products. It considers the offer around the price, including availability, shipping and relevant product differences, before connecting the comparison to your cost and margin limits.

The deliverable is a price-position brief with scenarios and suggested follow-up. You provide the observations; collecting prices repeatedly, sending alerts and changing store prices need separate tools.

02

What makes it different

01

Approach and advantage

The comparison includes the commercial context of each offer. A lower displayed price may come with different shipping, availability or features; recording those differences helps the team make a more useful like-for-like comparison.

02

What you can use it for

Use it for weekly pricing reviews, competitor promotion checks or a proposed discount. Cost and margin constraints keep the options focused on what the store can afford, while any predicted sales effect remains a scenario to test.

03

Before you use it

Inputs to prepare

Dated matched-product price snapshots, shipping terms, stock status, own costs, and margin constraints.

Agent and runtime

A model chat is enough to draft from these instructions. Real system access or file changes need separately configured tools.

Scope to confirm

No crawler, scheduler, alert delivery, or repricing connector is included. Price and profit effects are scenarios, not forecasts proven by the template.

04

Install and get started

Use these instructions in a chat, or ask Codex / Claude Code to save them as a personal Skill for repeated tasks.

  1. Open Codex or Claude Code with local file and terminal access.
  2. Copy the request below into the app you are using. The assistant will select that app’s installation directory.
  3. Check the returned path and file checks. Start a new session if needed, then ask the assistant to use the installed Skill.
Set up a personal reusable instruction template for Competitor Price Monitor in the app I am using. 1. Read the “Collected instruction template” section at https://ecomagenttools.com/skills/competitor-price-monitor. Use only that complete instruction text, not the page’s reviews, FAQ or installation explanation. If you cannot retrieve the complete text, ask me to paste it; do not guess it or download a same-named third-party package. 2. Show which assumptions, placeholders and access requirements I need to supply. Preserve the collected task instructions. This is a locally adapted template, not an original-author package. 3. If you are Codex or Claude Code with local file access, create a personal Skill named competitor-price-monitor-local under ~/.agents/skills/competitor-price-monitor-local/SKILL.md for Codex or ~/.claude/skills/competitor-price-monitor-local/SKILL.md for Claude Code. Add valid name and description frontmatter if absent; keep the collected instructions in the body and identify the local adaptation. Do not overwrite an existing Skill. If you are in a chat-only app, use these instructions in the current conversation instead and do not claim a local installation. 4. Return the saved path or current-chat setup result and a starter request for this task. List any required tools or data that remain unconfigured. Do not claim account/API access or a completed business workflow just because the template was saved.
05

Collected instruction template

Network-collected; no confirmed author source. The collected text was reviewed, but it has not been linked to a verified original publication. This does not establish that no official package exists; the examples here use only the collected text.

You are a competitive pricing analyst for an ecommerce business. When provided competitor data:

1. PRICE POSITIONING MAP:
   Plot your products against top 5 competitors on:
   - Price percentile (are you premium, mid-market, budget?)
   - Feature comparison (more features vs less)
   - Rating comparison (stars and review count)

2. OPPORTUNITY IDENTIFICATION:
   - Competitors out of stock → opportunity to raise prices
   - Competitors running promotions → adjust or wait
   - New competitor entered → assess threat level
   - Buy Box rotation patterns (Amazon)
   - MAP policy violations to report

3. PRICING RECOMMENDATIONS:
   For each product:
   - Current price and margin
   - Recommended price range
   - Expected sales impact
   - Estimated profit impact
   - Confidence level

4. ALERTS:
   - 🔴 Competitor dropped price >15% on shared product
   - 🟡 Multiple competitors running promos (category may be softening)
   - 🟢 Competitor out of stock on high-volume item

5. WEEKLY REPORT:
   - Price change summary
   - Margin impact analysis
   - Recommended actions (prioritized by $ impact)
06

Get started

Starter prompts for the main use cases—copy and use them directly.

01

Compare price positioning

Normalize matching products, shipping, and promotions before comparing price positions. Use for: Compare price positioning. Prepare: Dated matched-product price snapshots, shipping terms, stock status, own costs, and margin constraints.

Show prompt and variablesHide prompt and variables
Use the collected instructions above. Task: Normalize matching products, shipping, and promotions before comparing price positions.. Inputs: [INPUT]. Constraints: [CONSTRAINTS]. Check missing information first. Produce a reviewable result with evidence, assumptions, and next steps. No crawler, scheduler, alert delivery, or repricing connector is included. Price and profit effects are scenarios, not forecasts proven by the template.

Replace these variables

[INPUT]
Dated matched-product price snapshots, shipping terms, stock status, own costs, and margin constraints.
[CONSTRAINTS]
Scope, allowed actions, output format, and review requirements.
02

Review a competitor discount

Compare respond, hold, and differentiate options against current margin constraints. Use for: Review a competitor discount. Prepare: Dated matched-product price snapshots, shipping terms, stock status, own costs, and margin constraints.

Show prompt and variablesHide prompt and variables
Use the collected instructions above. Task: Compare respond, hold, and differentiate options against current margin constraints.. Inputs: [INPUT]. Constraints: [CONSTRAINTS]. Check missing information first. Produce a reviewable result with evidence, assumptions, and next steps. No crawler, scheduler, alert delivery, or repricing connector is included. Price and profit effects are scenarios, not forecasts proven by the template.

Replace these variables

[INPUT]
Dated matched-product price snapshots, shipping terms, stock status, own costs, and margin constraints.
[CONSTRAINTS]
Scope, allowed actions, output format, and review requirements.
03

Write a weekly price brief

Summarize changes between dated snapshots and label evidence gaps and assumptions. Use for: Write a weekly price brief. Prepare: Dated matched-product price snapshots, shipping terms, stock status, own costs, and margin constraints.

Show prompt and variablesHide prompt and variables
Use the collected instructions above. Task: Summarize changes between dated snapshots and label evidence gaps and assumptions.. Inputs: [INPUT]. Constraints: [CONSTRAINTS]. Check missing information first. Produce a reviewable result with evidence, assumptions, and next steps. No crawler, scheduler, alert delivery, or repricing connector is included. Price and profit effects are scenarios, not forecasts proven by the template.

Replace these variables

[INPUT]
Dated matched-product price snapshots, shipping terms, stock status, own costs, and margin constraints.
[CONSTRAINTS]
Scope, allowed actions, output format, and review requirements.
07

Worked example: Evaluate a price cut against five competitor quotes

Inputs include the store’s $24 price, $8 product cost and $4 outbound cost, plus two periods of fictional competitor quotes and Buy Box snapshots.

Steps and prompt

  1. Prepare the attached business materials, preserving amounts, units, dates and metric definitions.
  2. Review the supplied competitor-price observations before our promotion. Compare like-for-like products by delivered price, discount and availability, recalculate the price gap and our contribution after discounts, and recommend whether to hold, match or change our offer. Explain the margin trade-off and what observation would change the decision.
  3. Submit the exact prompt below. Read the primary deliverable on the right and download all deliverables for the team handoff.

Case input files: business-inputs.zip

Use the competitor-price-monitor Skill.

Review the supplied competitor-price observations before our promotion. Compare like-for-like products by delivered price, discount and availability, recalculate the price gap and our contribution after discounts, and recommend whether to hold, match or change our offer. Explain the margin trade-off and what observation would change the decision.

The attached business materials are:
- inputs/brief.csv
- inputs/context.json
- inputs/merchant.json

Deliver a complete result.md report that the operations team can read, plus any finished files needed for this task. Keep supporting calculations and evidence with the deliverables. Write the report in English; use the requested target language for customer-facing copy. The business datasets are fictional examples unless the brief explicitly names a live public website.

What the run produced

The primary file produced by this prompt is shown below in its original language.

HarborMug promotion pricing decision

Hold HM-BLUE-001 at $24 plus $5 shipping ($29 delivered). Do not launch a blanket price match. Keep $21–$24 as the conditional planning range: $24 is the approved recommendation in this analysis; $21 is a possible controlled promotion only if incremental demand can justify it. No pricing or account changes have been made.

All business observations and sales data in this report are synthetic examples, not live market evidence. Prices are USD, for one mug delivered domestically, before tax. The review compares 27 October with 3 November 2026.

At $24, merchandise contribution is $12 per mug, or 50% of item revenue. Matching C2 at $21 reduces it to $9 and requires 160 units instead of 120 to preserve $1,440 contribution. Matching C1 at $16 reduces it to $4 and requires 360 units. Neither demand increase is supported by the supplied observations. Hold with moderate confidence; confidence in any sales forecast is low because no price-response evidence was supplied. Confirm HarborMug inventory before committing promotional volume.

Delivered-price comparison

The delivered gap is HarborMug delivered price minus competitor delivered price; its percentage uses the competitor delivered price as denominator. Discounts below are observed changes from the prior price, not verified advertised discount claims. No additional coupons apply.

SellerPrior → current itemObserved reductionShippingDeliveredHarborMug gapAvailability / promotionFeaturesRating / reviews
C1$20 → $16$4 / 20.00%$5$21+$8 / 38.10%In stock / yes34.2 / 900
C2$23 → $21$2 / 8.70%$5$26+$3 / 11.54%In stock / yes34.5 / 500
C3$25 → $25$0 / 0%$5$30−$1 / −3.33%Out of stock / no44.6 / 1,300
C4$28 → $28$0 / 0%$5$33−$4 / −12.12%In stock / no44.7 / 600
C5Not supplied → $22Unknown$5$27+$2 / 7.41%In stock / no; new entrant24.1 / 12
HarborMug$24 → $24$0 / 0%$5$29—Stock not supplied / no discount supplied34.4 / 180

C1 is the shared product in the supplied Amazon context. C2 is the closest alternative on the documented feature rubric: capacity, insulation and steel body. C3 and C4 additionally document a leakproof lid; C5 documents capacity and steel only. HarborMug has no documented leakproof claim. These are attribute matches, not proof of equal performance. C2 also has a higher rating and more reviews than HarborMug, making its $3 delivered advantage a material competitive pressure. HarborMug's rating advantage over C1 does not establish willingness to pay $8 more.

HarborMug is fourth cheapest among six quoted offers: three of five competitors are cheaper, placing it at the 60th percentile by the share of competitor offers below its price. Among the four available competitor offers, three are cheaper (75%). It is upper-mid priced overall and premium priced against the three-feature alternatives. C3's unavailable price is a reference, not a purchasable substitute. Feature and review differences prevent treating every offer as interchangeable.

Margin trade-off and promotion alternatives

Merchandise contribution = discounted item price − $8 unit cost − $4 fulfillment shipping cost. It excludes the $5 customer shipping receipt, advertising, refunds, tax and payment fees. Merchandise margin uses discounted item revenue as denominator. These figures are contribution, not net profit.

ActionItem / deliveredDiscount from $24Contribution per unit / marginContribution at 120 unitsChange versus holdUnits needed to preserve $1,440
Hold$24 / $290%$12 / 50.00%$1,440$0120
Small test$23 / $284.17%$11 / 47.83%$1,320−$120131 (+9.17%)
Intermediate test$22 / $278.33%$10 / 45.45%$1,200−$240144 (+20.00%)
Match C2$21 / $2612.50%$9 / 42.86%$1,080−$360160 (+33.33%)
Contract-floor reference$18 / $2325.00%$6 / 33.33%$720−$720240 (+100.00%)
Match C1$16 / $2133.33%$4 / 25.00%$480−$960360 (+200.00%)

The $18 reference is the supplied C1 advertised-price contract floor; it is not an established HarborMug margin target or a verified policy applicable to HarborMug. No discount below $21 is recommended.

Including collected customer shipping gives $17 contribution per single-mug order at the current price, or $2,040 for 120 orders before advertising and refunds. It gives $14 at $21 and $9 at $16; preserving $2,040 requires 146 and 227 orders respectively. The primary recommendation uses the merchant's requested merchandise contribution convention consistently. Free shipping starts at $50, so these shipping-inclusive figures cannot be extended to multi-unit baskets without recalculation.

A lower price could increase conversion, but the magnitude is unknown. At unchanged 120-unit volume, matching C2 costs $360 contribution; matching C1 costs $960. A raise could increase unit contribution but risks losing additional orders against cheaper available offers. C3's stockout alone does not justify a raise while C1 and C2 remain available. No measured sales lift or profit uplift is claimed.

Weekly signals and alerts

  • Red — C1 fell 20% on the shared product. Delivered price fell from $25 to $21 (16%). This exceeds the Skill's 15% price-drop alert on both bases. Preserve the supplied dated observation and recheck availability and checkout price before responding.
  • Yellow — C1 and C2 are both promoting. Two of five competitors have promotions. This may signal promotional pressure; two observations do not establish broader category softening or promotion duration.
  • Green — C3 is out of stock on an item designated high volume in the supplied data. Potential substitution opportunity, but no lost-demand quantity is supplied and C4 still offers the same four documented attributes. Hold price and emphasize HarborMug's documented features if own stock is confirmed.
  • New entrant — C5 at $27 delivered. Moderate watch priority: it undercuts HarborMug by $2 but has fewer documented features and only 12 reviews. No prior price exists, so do not classify it as a price cut.

Amazon's seven daily snapshots show C1 winning 3/7 (42.86%), HarborMug 2/7 (28.57%) and C2 2/7 (28.57%). The sequence is C1 → HarborMug → C1 → C2 → C1 → HarborMug → C2. Ownership changes between every adjacent snapshot. This establishes observed rotation only; it does not measure time-weighted share, continuous ownership, sales share or the effect of price.

C1's supplied advertised price of $16 is $2 (11.11%) below the synthetic $18 MAP floor. The context says promotions are covered and only C1's authorized HM-BLUE-001 listing is covered; C2–C5 are alternatives. This is a potential contract breach for merchant verification, not grounds for reporting other sellers. The supplied dated record is retained in the evidence files; no original listing screenshot or live URL was supplied. Obtain that evidence and verify the contract before any external escalation. No report has been sent.

The merchant's prior/current weekly figures show orders 100 → 120, gross item revenue $2,400 → $2,880, refunds $120 → $144, ad spend $300 → $360 and sessions 4,000 → 4,800: each rose 20%. Orders per session stayed 2.5%; item revenue per order stayed $24; refunds/gross stayed 5%; ad spend per order stayed $3. This is more traffic at unchanged observed conversion, not evidence that a discount drove growth.

At the current price, merchandise contribution before refunds and ads rose from $1,200 to $1,440. Subtracting reported refunds and ads gives a simplified residual of $780 → $936 (+$156), assuming one mug per order and no recovered costs. Including $5 shipping receipts per order gives $1,280 → $1,536. Refund shipping treatment and recovered stock are unknown, so these residuals are not accounting profit or a reliable discount forecast.

Prioritized operating decision and change triggers

  1. Avoid the $16 blanket match: protect $960 at the assumed 120 units. Reobserve C1's delivered checkout price, exact shared product and stock, and verify its promotion end date and MAP evidence. A persistent in-stock $21 delivered offer combined with measured lost conversion or Buy Box sales would trigger a new analysis. A lower listing price alone does not establish that 360 units are achievable.
  2. Hold $24; consider a bounded $21 test only with demand evidence. Matching C2 risks $360 at unchanged volume. Compare contribution over equal traffic and comparable periods, including ad cost and refunds. Under the primary convention, require at least 160 units per equivalent 120-unit baseline opportunity to preserve contribution, with costs unchanged. Stop or revert if total contribution falls. Additional acquisition cost raises that threshold. A cheaper offer disappearing or ending its promotion strengthens the hold decision.
  3. Monitor C3 restocking and C5 gaining traction. C3 returning at $30 delivered would remove the stockout opportunity but would still be $1 above HarborMug. C5 documenting insulation or materially stronger review evidence at $27 delivered would strengthen its comparability and justify reassessment. A raise above $24 needs evidence of demand retention and fewer viable alternatives; neither is established here.

Use the existing accurate product description during the promotion planning period: “500ml insulated stainless steel mug.” No new customer-facing campaign copy or target language was requested, so no promotional claims or translations are added.

Supporting deliverables

The material decision gap is demand response: neither discount elasticity nor promotion duration is supplied. HarborMug inventory also needs confirmation before a volume promotion. These gaps support holding price rather than assuming a match will pay for itself.

Merchant business data is synthetic. Website observations, when present, come from the public URLs listed in the report.

08

Risks and operating notes

Known limits

No crawler, scheduler, alert delivery, or repricing connector is included. Price and profit effects are scenarios, not forecasts proven by the template.

Evidence and review

Network-collected; no confirmed author source. The collected text was reviewed, but it has not been linked to a verified original publication. This does not establish that no official package exists; the examples here use only the collected text.

Before acting on the result

Use authorized inputs and keep secrets out of prompts. Review customer-facing claims, calculations, code changes, and any proposed external action before applying them.

Frequently asked questions

What does it do, and what is the advantage?

Analyze supplied competitor price snapshots and draft pricing review actions. The framework combines price position with features, availability, ratings, costs, and margin.

How do I install it and start?

Copy the collected instructions below into a model chat or project instructions. Replace assumed access, default policies, sample numbers, and placeholders with your actual context. Attach a small redacted sample, use a starter prompt, and review the draft before acting.

Which situations is it useful for?

Compare price positioning; Review a competitor discount; Write a weekly price brief

What limitations should I know?

No crawler, scheduler, alert delivery, or repricing connector is included. Price and profit effects are scenarios, not forecasts proven by the template.

What was checked for this page?

Network-collected; no confirmed author source. The collected text was reviewed, but it has not been linked to a verified original publication. This does not establish that no official package exists; the examples here use only the collected text.

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The complete available Skill content is cataloged and reviewed; public web material does not currently name the original author. Attribution does not affect its directory visibility or content-based recommendation eligibility.