{"handle":"business-frameworks/growth/decide/price@1.0","title":"Set the price","summary":"Send the reference price, the differentiation value per segment and the incremental cost; get the ceiling and floor per segment and the room between them.","url":"https://business-frameworks.matryoshka-paradigms.workers.dev/apply/growth/decide/price","method":"POST","price_usd":"$0.05","node_url":"https://business-frameworks.matryoshka-paradigms.workers.dev/node/growth/decide/price","input_schema":{"type":"object","properties":{"reference_price":{"type":"number","minimum":0,"description":"Price of the product the customer would otherwise buy, per unit."},"incremental_cost":{"type":"number","minimum":0,"description":"Incremental, avoidable cost of serving one more customer, on the same unit basis and in the same currency as reference_price. Leave out costs that would be paid anyway."},"segments":{"type":"array","minItems":1,"items":{"type":"object","properties":{"name":{"type":"string","description":"Label for the segment."},"differentiation_value":{"type":"number","description":"Value the product delivers to this segment beyond the reference product, in money per unit, in the customer's own terms. A difference from the reference, not the product's total worth; negative if the segment finds it inferior."}},"required":["name","differentiation_value"]},"description":"Groups of customers that value the product differently, one object each."}},"required":["reference_price","incremental_cost","segments"],"description":"Fields ending _pct take a number of percent (13 means 13%, not 0.13). Fields ending _per_sales_dollar are fractions of a sales dollar (0.65 means 65 cents), and probabilities run from 0 to 1. Money is a plain number in one currency for the whole call; revenue_usd alone is in US dollars, because the scale bands are set in US dollars."},"example_input":{"reference_price":2,"incremental_cost":0.9,"segments":[{"name":"brand-loyal","differentiation_value":0.5},{"name":"price-led","differentiation_value":0.1}]},"how":"POST this URL with a JSON body matching input_schema; on 402, sign and retry with PAYMENT-SIGNATURE","units":"Fields ending _pct take a number of percent (13 means 13%, not 0.13). Fields ending _per_sales_dollar are fractions of a sales dollar (0.65 means 65 cents), and probabilities run from 0 to 1. Money is a plain number in one currency for the whole call; revenue_usd alone is in US dollars, because the scale bands are set in US dollars.","notes":["Deterministic: the result is computed from these inputs by a fixed rule. No model is involved and nothing is looked up.","Nothing is looked up for the caller. Where a field says the figure is the caller's, take it from the business or from a named source and say which; do not present your own estimate as the framework's.","The result gives a ceiling, a floor and the room between them for each segment. It does not compute a price."],"related":[{"handle":"business-frameworks/growth@1.0","rel":"term","when":"the free node above this decision; read it first","price_usd":"$0"},{"handle":"business-frameworks/growth/why@1.0","rel":"why","when":"the reasoning behind the rule is wanted, not only its result","price_usd":"$0.02"}],"related_how":"To read a related node, GET /node/<path> on this host, where <path> is the handle without the product name and the version; a paid node answers 402 with its price first.","cite_as":"McHenry, J. (2026). Business Frameworks, version 1.0, business-frameworks/growth/decide/price@1.0.","fit":{"pilot":true,"measured_on":"2026-10-08","list_prices_read_on":"2026-10-09","runs_per_question":1,"what_rule_right_means":"the answer states the decision rule of the node that covers the question, as graded by a model against keys written from the nodes; it is agreement with this product's rule, not an outside standard of correctness","arms":{"without":"the model alone, no skill, no node","free_layer":"the skill installed and told to use it: the free layer and the handles, no paid text","with_node":"the skill plus the paid node text for the question's decision"},"your_own_cost":"multiply tokens_per_answer by your model's list price: input_total counts every input token across the calls one answer took (most of it cache reads on the second and later calls), input_new the uncached part, output the tokens written; the measured cost_per_answer_usd used the prices in models.list_price_usd_per_mtok","will_change":"the comparison test (three runs per question, a second vendor, about sixty runs per arm) replaces these figures; measured_on changes when it does","decision":"growth/decide/price","kind":"arithmetic","kind_label":"arithmetic over periods, or an order of steps","verdict":{"for_model":null,"model_class":"unknown","verdict":"apply","because":"On arithmetic over periods, or an order of steps, the node's text did not lift the answers in the pilot — a small model stated the rule in 3 of 8 answers with the node and 3 of 8 with the free layer alone; a frontier model 1 of 3 either way. The applied route runs the rule on your numbers for the same price: use that, or do the arithmetic yourself. Do not buy the text for this kind of question."},"recommended_path":{"path":"the applied route","what":"POST the inputs to /apply/<decision>: the rule runs deterministically on your numbers for the node's price; any model can assemble the inputs; no model is needed to get the figures right","why":"on arithmetic over periods, or an order of steps the node's text did not lift the answers of either model (small model 3 of 8 with the node against 3 of 8 on the free layer; frontier 1 of 3 either way), so buying the text for a model to read is not the path; the computed verdict is","cost_per_rule_right_answer_usd_from_text":{"small_model_with_node":0.01333,"frontier_model_alone":0.23568,"frontier_model_with_node":0.48276},"applied_route":"the price of the decision's node per call plus your model's tokens to assemble the inputs; its answer rate was not part of the pilot (it computes, it does not read)","quality":"quality here is rule-right: the answer states this product's rule for the question, graded by a model against keys written from the nodes — a pilot of one run per question, not a customer-satisfaction measure (a blind-preference arm is planned)"},"by_model":{"claude-haiku-5.5":{"class":"small","list_price_usd_per_mtok":{"input":0.1,"output":0.5},"verdict":"apply","because":"On arithmetic over periods, or an order of steps, the node's text did not lift the answers in the pilot — a small model stated the rule in 3 of 8 answers with the node and 3 of 8 with the free layer alone; a frontier model 1 of 3 either way. The applied route runs the rule on your numbers for the same price: use that, or do the arithmetic yourself. Do not buy the text for this kind of question.","this_kind_of_question":{"n":8,"rule_right":{"without":1,"free_layer":3,"with_node":3},"cost_per_answer_usd":{"without":0.00249,"free_layer":0.00461,"with_node":0.005},"cost_per_rule_right_answer_usd":{"without":0.01992,"free_layer":0.01229,"with_node":0.01333},"tokens_per_answer":{"without":{"input_total":16197,"input_new":6516,"output":2185},"free_layer":{"input_total":67458,"input_new":12010,"output":2910},"with_node":{"input_total":67029,"input_new":13825,"output":3413}},"api_calls_per_answer":{"without":1,"free_layer":3.38,"with_node":3.25}},"this_decision_alone":{"n":2,"rule_right":{"without":0,"free_layer":1,"with_node":1},"note":"too few answers to read on their own; the kind row is the evidence"}},"claude-opus-5.5":{"class":"frontier","list_price_usd_per_mtok":{"input":4,"output":20},"verdict":"apply","because":"On arithmetic over periods, or an order of steps, the node's text did not lift the answers in the pilot — a small model stated the rule in 3 of 8 answers with the node and 3 of 8 with the free layer alone; a frontier model 1 of 3 either way. The applied route runs the rule on your numbers for the same price: use that, or do the arithmetic yourself. Do not buy the text for this kind of question.","this_kind_of_question":{"n":3,"rule_right":{"without":1,"free_layer":1,"with_node":1},"cost_per_answer_usd":{"without":0.07856,"free_layer":0.13726,"with_node":0.16092},"cost_per_rule_right_answer_usd":{"without":0.23568,"free_layer":0.41178,"with_node":0.48276},"tokens_per_answer":{"without":{"input_total":15053,"input_new":5765,"output":1530},"free_layer":{"input_total":68385,"input_new":10816,"output":1962},"with_node":{"input_total":76730,"input_new":12674,"output":2337}},"api_calls_per_answer":{"without":1,"free_layer":3.67,"with_node":4}},"this_decision_alone":{"n":0,"note":"not measured"}}},"not_for":["market data, prices or forecasts — the nodes carry none","businesses above about $50M in revenue, or questions outside value, cash flow, risk and growth","arithmetic over periods, or an order of steps answered from the text alone — the applied route computes them; the text does not","a frontier model already on a screen-or-threshold question — no lift was established at this sample size"],"table_url":"https://business-frameworks.matryoshka-paradigms.workers.dev/fit","ask_for_your_model":"https://business-frameworks.matryoshka-paradigms.workers.dev/fit?decision=growth/decide/price&model=<your model name>"}}