Estimate pricing experiment value
Choose pricing experiment arms by posterior future contribution, conversion-harm probability, and a model-conditional perfect-information value upper bound.
What it's for
Finds pricing changes that improve contribution after costs without silently accepting an unacceptable conversion decline, and quantifies whether more information could matter.
What you give it
Inputs split into evidence read from your connected systems, calibration your team owns, and numerical controls that affect precision but never the result's meaning.
| Field | Type | Role | Required |
|---|---|---|---|
| arms | array of objects (5 fields) ≥ 2 items | Evidence | Yes |
| baseline_arm_id | string non-empty | Your calibration | Yes |
| beta_prior_alpha | number > 0 | Your calibration | Optional |
| beta_prior_beta | number > 0 | Your calibration | Optional |
| future_eligible_customers | number ≥ 0 | Your calibration | Yes |
| implementation_cost | number ≥ 0 | Your calibration | Optional |
| max_detail_rows | integer ≥ 1, ≤ 500 | Numerical control | Optional |
| maximum_conversion_decline | number ≥ 0, ≤ 1 | Your calibration | Optional |
| maximum_conversion_harm_probability | number ≥ 0, ≤ 1 | Your calibration | Optional |
| minimum_profit_superiority_probability | number ≥ 0, ≤ 1 | Your calibration | Optional |
| posterior_draws | integer ≥ 1000, ≤ 200000 | Numerical control | Optional |
| seed | integer ≥ 0, ≤ 4294967295 | Numerical control | Optional |
Each arms
record
| Field | Type | Required |
|---|---|---|
| conversions | integer (≥ 0) | Yes |
| exposures | integer (≥ 1) | Yes |
| id | string (non-empty) | Yes |
| price | number (≥ 0) | Yes |
| variable_cost_per_conversion | number (≥ 0) | Yes |
{
"arms": [
{
"conversions": 300,
"exposures": 2000,
"id": "baseline",
"price": 100,
"variable_cost_per_conversion": 20
},
{
"conversions": 275,
"exposures": 2000,
"id": "higher-price",
"price": 125,
"variable_cost_per_conversion": 20
},
{
"conversions": 190,
"exposures": 2000,
"id": "too-high",
"price": 170,
"variable_cost_per_conversion": 20
}
],
"baseline_arm_id": "baseline",
"future_eligible_customers": 40000,
"implementation_cost": 50000,
"maximum_conversion_decline": 0.03,
"maximum_conversion_harm_probability": 0.2,
"minimum_profit_superiority_probability": 0.75,
"posterior_draws": 5000,
"seed": 23
} What you get back
This is the actual output of running the example above — computed by the same function the platform calls, not an illustration.
{
"arm_diagnostics": [
{
"arm_id": "higher-price",
"clears_profit_and_conversion_gates": true,
"expected_future_contribution": 529091.6565,
"posterior_mean_conversion_rate": 0.1379,
"probability_conversion_harm": 0.0592,
"probability_profit_superior_to_baseline": 0.8792
},
{
"arm_id": "too-high",
"clears_profit_and_conversion_gates": false,
"expected_future_contribution": 522625.298,
"posterior_mean_conversion_rate": 0.0954,
"probability_conversion_harm": 0.992,
"probability_profit_superior_to_baseline": 0.8076
},
{
"arm_id": "baseline",
"clears_profit_and_conversion_gates": false,
"expected_future_contribution": 430873.9636,
"posterior_mean_conversion_rate": 0.1503,
"probability_conversion_harm": 0,
"probability_profit_superior_to_baseline": 0.5
}
],
"assumptions": [
"Arm assignment is randomized or otherwise causally identified, exposure and conversion windows are mature, interference is negligible, and price presentation/product/segment are held stable except for governed treatment differences.",
"Price minus variable cost is the correct incremental contribution boundary; refunds, taxes, churn, cannibalization, expansion, support, and implementation effects are included or separately guarded.",
"Perfect-information value is a model-conditional upper bound on more learning, not the value of any specific experiment design or permission to continue experimentation indefinitely."
],
"configuration": {
"implementation_cost": 50000,
"maximum_conversion_decline": 0.03,
"maximum_conversion_harm_probability": 0.2,
"minimum_profit_superiority_probability": 0.75,
"posterior_draws": 5000,
"seed": 23
},
"decision": "pricing_arm_supported",
"method": "bayesian_pricing_contribution_and_information_value_v1",
"summary": {
"baseline_arm_id": "baseline", Truncated for display — the full payload is 52 lines.
How it works
Sequential Bayesian & bandits — Learn while deciding — update beliefs as evidence arrives and choose where the next unit of effort is worth spending.
- 1 Freeze randomized pricing arms, exposure and mature conversion counts, net price and variable cost, future eligible customers, baseline arm, implementation cost, and acceptable conversion harm.
- 2 Draw beta-binomial conversion rates, translate every arm into future contribution, compare alternatives with the no-change baseline after implementation cost, and apply profit-superiority plus conversion-harm gates.
- 3 Return the supported highest-contribution arm and the expected value of perfect information as an upper bound on additional learning, then separately stress churn, refunds, taxes, cannibalization, and competitive response.
Before you trust it
Every tool in the catalog ships with the conditions under which its answer is meaningful — and the conditions under which it should abstain instead of guessing.
Assumptions & guardrails
- The likelihood or reward model, prior support, action logging, delayed outcomes, and any stationarity assumptions match the deployment process.
- Price assignment supports causal comparison, exposure/outcome windows are comparable and mature, and contribution economics plus future population are transportable to rollout.
- Posterior probability and adaptive selection are model-conditional; they are not substitutes for randomized propensities or guaranteed safety.
- The objective is model-conditional contribution—not conversion rate; perfect-information value is an upper bound, not the value or authorization of a specific experiment.
Minimum evidence
- arms: at least 2 rows/items
- baseline_arm_id: required and organization-defined
- future_eligible_customers: required and organization-defined
How to validate it
Validate on future periods or held-out aggregate units, compare with a simple baseline, and require stability across plausible metric definitions and decision thresholds.
Calibrating it to your org
Same for everyone
The mathematical kernel, validation rules, method version, and JSON output semantics are organization-independent; no tenant-trained coefficients or company benchmark is embedded in the function.
Specific to you
- exposure and conversion counts per arm under a common assignment and outcome window
- pricing estimand, assignment integrity, eligibility/exclusions, outcome maturity, net-revenue and variable-cost accounting, rollout population, harm tolerance, priors, superiority gate, and decision horizon
Calibration workflow
- 1 Define the management decision, target outcome, aggregate unit, privacy boundary, cadence, and prediction/intervention horizon for this organization.
- 2 Build a tenant-scoped historical cohort using only information available before each prediction or decision; preserve zero periods, censoring, assignment probabilities, and unresolved outcomes when the method requires them.
- 3 Estimate statistical parameters on training history, but obtain costs, utilities, risk tolerance, practical-effect thresholds, capacity, and policy constraints from accountable decision owners.
- 4 Validate on later time windows or held-out aggregate units at the deployment grain, against a simple baseline and the function-specific validation strategy.
- 5 Deploy only if the returned decision clears evidence, overlap, calibration, robustness, and guardrail checks; warning, unsupported, schema-gap, and fallback decisions are abstentions.
- 6 Monitor realized outcomes, data drift, coverage, and decision regret; recalibrate at a governed cadence or after a detected regime/definition change, never merely because a stakeholder dislikes the result.
Call it from your AI
You don't wire up 388 tools in your MCP client. The GitRevio MCP server exposes 18 tools, three of which let an agent search the catalog, read a tool's schema, and run it — so the assistant finds this one on its own.
gitrevio_capabilities_search
{ "q": "choose pricing experiment arms by posterior" }
→ finds "estimate_pricing_experiment_value"
gitrevio_capability_describe
{ "capability_id": "estimate_pricing_experiment_value" }
→ returns the input schema and agent guidance shown on this page
gitrevio_capability_run
{ "capability_id": "estimate_pricing_experiment_value", "arguments": { ... } }
→ returns the result shown above Works in Claude Desktop, Claude Code, Cursor, Cline, Continue.dev, Goose and Aider. See the MCP server.
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