Evaluate exact retention of 1-32 caller-labelled evidence spans at exactly five
Evaluate exact retention of 1-32 caller-labelled evidence spans at exactly five ascending token budgets. Returns five source-linked Context Packs, per-run retention metrics, an evidence frontier, stable hashes, and a deterministic receipt digest. Price basis: five $0.01 evaluations. Retention is not truth, accuracy, answer quality, legal compliance, or hallucination prevention. Bodies are not stored.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
79 msmedian answer time
$0.05listed price per call
$0.05price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://www.mahastrategies.com/api/v1/context/evidence-matrix
| Category | Company and compliance |
|---|---|
| Provider host | www.mahastrategies.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.05 | 79 ms |
Example input (from the provider)
{
"body": {
"budgetMode": "guaranteed",
"clientRequestId": "req_evidence_matrix_001",
"documents": [
{
"id": "release",
"text": "The release may proceed only after the security owner approves the evidence packet.\n\nThe rollback begins when the error rate exceeds two percent for five minutes.\n\nRoutine status notes describe staffing and meeting schedules.",
"title": "Release rule"
},
{
"id": "operations",
"text": "The operator must preserve the request digest and approval identity.\n\nRoutine status notes describe staffing and meeting schedules.",
"title": "Operations note"
}
],
"provenance": "compact",
"requiredEvidence": [
{
"evidenceId": "release-authority",
"sourceId": "release",
"text": "The release may proceed only after the security owner approves the evidence packet."
},
{
"evidenceId": "rollback",
"sourceId": "release",
"text": "The rollback begins when the error rate exceeds two percent for five minutes."
}
],
"scoring": "bm25",
"task": "Preserve the release authority and rollback condition.",
"tokenBudgets": [
64,
96,
128,
192,
256
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"budgetMode": {
"enum": [
"guaranteed",
"estimated"
],
"type": "string"
},
"clientRequestId": {
"maxLength": 120,
"minLength": 8,
"type": "string"
},
"documents": {
"maxItems": 8,
"minItems": 1,
"type": "array"
},
"provenance": {
"enum": [
"full",
"compact",
"none"
],
"type": "string"
},
"requiredEvidence": {
"maxItems": 32,
"minItems": 1,
"type": "array"
},
"scoring": {
"enum": [
"bm25",
"keyword"
],
"type": "string"
},
"task": {
"maxLength": 1200,
"minLength": 8,
"type": "string"
},
"tokenBudgets": {
"maxItems": 5,
"minItems": 1,
"type": "array"
}
},
"required": [
"clientRequestId",
"task",
"tokenBudgets",
"documents",
"requiredEvidence"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"additionalProperties": false,
"properties": {
"boundaries": {
"type": "array"
},
"clientRequestId": {
"type": "string"
},
"compiledContextStored": {
"const": false,
"type": "boolean"
},
"economicBasis": {
"type": "object"
},
"evidenceFrontier": {
"type": "array"
},
"inputDigest": {
"type": "string"
},
"offerId": {
"const": "evidence-retention-matrix",
"type": "string"
},
"receiptDigest": {
"type": "string"
},
"requiredEvidenceTextStored": {
"const": false,
"type": "boolean"
},
"runs": {
"maxItems": 5,
"minItems": 1,
"type": "array"
},
"sourceTextStored": {
"const": false,
"type": "boolean"
},
"version": {
"const": "0.1",
"type": "string"
}
},
"required": [
"version",
"offerId",
"clientRequestId",
"inputDigest",
"economicBasis",
"runs",
"evidenceFrontier",
"boundaries",
"sourceTextStored",
"compiledContextStored",
"requiredEvidenceTextStored",
"receiptDigest"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}