GET /api/eureka/experiment-drafts/:draftId

Account required · HTTP API reference

All endpoints · Authentication and retries · Download OpenAPI

Requires a signed-in account and permission to access this resource. Use identifiers returned by your own account's earlier requests.

Request

Parameter	Location	Type and requirement
`draftId`	path	string · required

No request body.

Example

Examples use fictional data. Replace identifiers with resources you can access. For account requests, cookies.txt must contain your own session; set CSRF_TOKEN to the matching CSRF cookie value where required.

cURL (POSIX shell)

curl --include \
  --request GET \
  'https://api.weavers.app/api/eureka/experiment-drafts/11111111-1111-4111-8111-111111111111' \
  --cookie cookies.txt --cookie-jar cookies.txt

Responses

200 · Successful response.

application/json

200 example · synthetic data

{
  "draft": {
    "draftId": "11111111-1111-4111-8111-111111111111",
    "strategyId": "11111111-1111-4111-8111-111111111111",
    "name": "Example research",
    "revision": 1,
    "mode": "guided",
    "setupStep": 0,
    "createdAt": "2025-01-01T00:00:00.000Z",
    "updatedAt": "2025-01-01T00:00:00.000Z",
    "configuration": {
      "experimentKey": "tp_sl_two_stage",
      "templateKey": "tp_sl_two_stage_nsga2_v1",
      "cluster": "dev",
      "parameters": {
        "dataProvider": "alpaca",
        "publishBenchmarkSymbol": "SPY",
        "objectivePreset": "balanced",
        "workerCount": 1,
        "startDate": null,
        "endDate": null,
        "equitiesOnly": false,
        "excludeEtfs": false,
        "excludeIndiaEtfs": false,
        "stageATrials": 1,
        "stageA2Mode": "disabled",
        "stageA2Trials": 1,
        "stageAToA2Threshold": 1,
        "stageA2HorizonBars": 1,
        "stageA2LabelMinUpPct": 1,
        "stageA2PredictorFeaturesCsv": "example",
        "stageBTrials": 1,
        "stageBExecutionTimeframe": "1d",
        "stageBMaxHoldingBars": 1,
        "lookbackYears": 1,
        "trainMonths": 1,
        "valMonths": 1,
        "stepMonths": 1,
        "purgeDays": 1,
        "holdoutMonths": 1,
        "horizonBars": 1,
        "labelMinUpPct": 1,
        "stageAFeatureTimeframe": "1d",
        "predictorFeaturesCsv": "example",
        "stageADecisionThreshold": 1,
        "stageALearningRateMin": 1,
        "stageALearningRateMax": 1,
        "stageAL2Min": 1,
        "stageAL2Max": 1,
        "stageAEpochsMin": 1,
        "stageAEpochsMax": 1,
        "stageAPosWeightMin": 1,
        "stageAPosWeightMax": 1,
        "tpMin": 1,
        "tpMax": 1,
        "slMin": 1,
        "slMax": 1,
        "reserveCashPctMin": 1,
        "reserveCashPctMax": 1,
        "optimizeProbThreshold": false,
        "probThresholdMin": 1,
        "probThresholdMax": 1,
        "executionMode": "notional",
        "executionBrokerId": "1",
        "leverageMode": "cash",
        "requestedLeverage": 1,
        "marginInterestAnnualRatePct": null,
        "marginInterestDayCountBasis": null,
        "marginInterestRateSource": null,
        "marginInterestBenchmarkId": null,
        "marginInterestBenchmarkRatePct": null,
        "marginInterestBenchmarkRateSeries": null,
        "marginInterestSpreadPct": null,
        "initialMarginRequirementPct": null,
        "maintenanceMarginRequirementPct": null,
        "marketFeeProfile": null,
        "initialCapital": 1,
        "riskPerTradePct": 1,
        "maxPositionPctEquity": 1,
        "maxGrossExposurePctEquity": 1,
        "allowFractionalShares": false,
        "maxTradesPerDay": null,
        "commissionBps": 1,
        "slippageBps": 1,
        "halfSpreadBps": 1,
        "borrowBpsPerBar": 1,
        "minTrades": 1,
        "maxDrawdown": 1,
        "drawdownGateMetric": "max_drawdown_p75",
        "maxSymbolConcentration": 1,
        "minRiskAdjusted": 1,
        "maxTurnover": null,
        "maxCvar95": null,
        "lambdaReturn": 1,
        "lambdaStability": 1,
        "lambdaTail": 1,
        "lambdaDrawdown": 1,
        "lambdaConcentration": 1,
        "lambdaTurnover": 1,
        "negativeRiskAdjustedPenalty": 1,
        "saveValidationTrades": false,
        "stageASeedBase": 1,
        "stageBSeedBase": 1
      },
      "executionPlan": {
        "mode": "stage_a_only",
        "stageASourceRunId": null,
        "canvas": null
      }
    },
    "researchQuestion": "example"
  }
}

View response model

draft required · object

View draft model

Variant 1: object

draftId required · string

strategyId required · string

name required · string

revision required · number

mode required · "guided"

setupStep required · 0 | 1 | 3 | 2

createdAt required · string

updatedAt required · string

configuration required · object

View configuration model

compute optional · object

View compute model

tier required · "included" | "accelerated"

vcpus required · number

memoryGiB required · number

maxHours required · number

maxTwigs required · number

Additional fields: JSON values.

experimentName optional · string

candidateSourceRunId optional · string

candidateTitle optional · string

experimentKey required · "tp_sl_two_stage"

templateKey required · "tp_sl_two_stage_nsga2_v1"

cluster required · "dev"

parameters required · object

View parameters model

dataProvider required · "alpaca"

publishBenchmarkSymbol required · "SPY"

objectivePreset required · "balanced" | "return_focus" | "risk_focus"

workerCount required · number

startDate required · null | string

View startDate model

Variant 1: null

null

Variant 2: string

string

endDate required · null | string

View endDate model

Variant 1: null

null

Variant 2: string

string

equitiesOnly required · boolean

excludeEtfs required · boolean

excludeIndiaEtfs required · boolean

stageATrials required · number

stageA2Mode required · "disabled" | "auto"

stageA2Trials required · number

stageAToA2Threshold required · number

stageA2HorizonBars required · number

stageA2LabelMinUpPct required · number

stageA2PredictorFeaturesCsv required · string

stageBTrials required · number

stageBExecutionTimeframe required · "1d" | "4h" | "1h"

stageBMaxHoldingBars required · number

lookbackYears required · number

trainMonths required · number

valMonths required · number

stepMonths required · number

purgeDays required · number

holdoutMonths required · number

holdoutStartDate optional · null | string

View holdoutStartDate model

Variant 1: null

null

Variant 2: string

string

horizonBars required · number

labelMinUpPct required · number

stageAFeatureTimeframe required · "1d"

predictorFeaturesCsv required · string

stageADecisionThreshold required · number

entryFilters optional · null | object

View entryFilters model

Variant 1: null

null

Variant 2: object

schema_version required · 1

bar required · "1d"

condition required · object

View condition model

Variant 1: object

op required · "cross_above" | "cross_below" | "gt" | "gte" | "lt" | "lte"

left required · number | object

View left model

Variant 1: number

number

Variant 2: object

field required · "close" | "volume"

Additional fields: JSON values.

Variant 3: object

indicator required · "sma" | "ema" | "rsi" | "atr"

period required · number

Additional fields: JSON values.

Variant 4: object

indicator required · "macd"

fast required · number

slow required · number

signal required · number

component required · "line" | "signal" | "histogram"

Additional fields: JSON values.

right required · number | object

View right model

Variant 1: number

number

Variant 2: object

field required · "close" | "volume"

Additional fields: JSON values.

Variant 3: object

indicator required · "sma" | "ema" | "rsi" | "atr"

period required · number

Additional fields: JSON values.

Variant 4: object

indicator required · "macd"

fast required · number

slow required · number

signal required · number

component required · "line" | "signal" | "histogram"

Additional fields: JSON values.

Variant 2: object

op required · "and" | "or"

conditions required · array of object

View conditions model

Array items:

op required · "cross_above" | "cross_below" | "gt" | "gte" | "lt" | "lte"

left required · number | object

View left model

Variant 1: number

number

Variant 2: object

field required · "close" | "volume"

Additional fields: JSON values.

Variant 3: object

indicator required · "sma" | "ema" | "rsi" | "atr"

period required · number

Additional fields: JSON values.

Variant 4: object

indicator required · "macd"

fast required · number

slow required · number

signal required · number

component required · "line" | "signal" | "histogram"

Additional fields: JSON values.

right required · number | object

View right model

Variant 1: number

number

Variant 2: object

field required · "close" | "volume"

Additional fields: JSON values.

Variant 3: object

indicator required · "sma" | "ema" | "rsi" | "atr"

period required · number

Additional fields: JSON values.

Variant 4: object

indicator required · "macd"

fast required · number

slow required · number

signal required · number

component required · "line" | "signal" | "histogram"

Additional fields: JSON values.

stageALearningRateMin required · number

stageALearningRateMax required · number

stageAL2Min required · number

stageAL2Max required · number

stageAEpochsMin required · number

stageAEpochsMax required · number

stageAPosWeightMin required · number

stageAPosWeightMax required · number

tpMin required · number

tpMax required · number

slMin required · number

slMax required · number

reserveCashPctMin required · number

reserveCashPctMax required · number

optimizeProbThreshold required · boolean

probThresholdMin required · number

probThresholdMax required · number

executionMode required · "notional" | "capital"

executionBrokerId required · string

leverageMode required · "cash" | "reg_t"

requestedLeverage required · 1 | 2

marginInterestAnnualRatePct required · null | number

View marginInterestAnnualRatePct model

Variant 1: null

null

Variant 2: number

number

marginInterestDayCountBasis required · null | number

View marginInterestDayCountBasis model

Variant 1: null

null

Variant 2: number

number

marginInterestRateSource required · null | string

View marginInterestRateSource model

Variant 1: null

null

Variant 2: string

string

marginInterestBenchmarkId required · null | string

View marginInterestBenchmarkId model

Variant 1: null

null

Variant 2: string

string

marginInterestBenchmarkRatePct required · null | number

View marginInterestBenchmarkRatePct model

Variant 1: null

null

Variant 2: number

number

marginInterestBenchmarkRateSeries required · null | array of object

View marginInterestBenchmarkRateSeries model

Variant 1: null

null

Variant 2: array of object

Array items:

date required · string

rate_pct required · number

Additional fields: JSON values.

marginInterestSpreadPct required · null | number

View marginInterestSpreadPct model

Variant 1: null

null

Variant 2: number

number

initialMarginRequirementPct required · null | number

View initialMarginRequirementPct model

Variant 1: null

null

Variant 2: number

number

maintenanceMarginRequirementPct required · null | number

View maintenanceMarginRequirementPct model

Variant 1: null

null

Variant 2: number

number

marketFeeProfile required · null | object

View marketFeeProfile model

Variant 1: null

null

Variant 2: object

Additional fields: JSON value.

initialCapital required · number

riskPerTradePct required · number

maxPositionPctEquity required · number

maxGrossExposurePctEquity required · number

allowFractionalShares required · boolean

maxTradesPerDay required · null | number

View maxTradesPerDay model

Variant 1: null

null

Variant 2: number

number

commissionBps required · number

slippageBps required · number

halfSpreadBps required · number

borrowBpsPerBar required · number

minTrades required · number

maxDrawdown required · number

drawdownGateMetric required · "max_drawdown_p75" | "max_drawdown_stitched"

maxSymbolConcentration required · number

minRiskAdjusted required · number

maxTurnover required · null | number

View maxTurnover model

Variant 1: null

null

Variant 2: number

number

maxCvar95 required · null | number

View maxCvar95 model

Variant 1: null

null

Variant 2: number

number

lambdaReturn required · number

lambdaStability required · number

lambdaTail required · number

lambdaDrawdown required · number

lambdaConcentration required · number

lambdaTurnover required · number

negativeRiskAdjustedPenalty required · number

saveValidationTrades required · boolean

stageASeedBase required · number

stageBSeedBase required · number

Additional fields: JSON values.

executionPlan required · object

View executionPlan model

mode required · "stage_a_only" | "stage_b_only" | "stage_a_to_b"

stageASourceRunId required · null | string

View stageASourceRunId model

Variant 1: null

null

Variant 2: string

string

stageAStudyName optional · null | string

View stageAStudyName model

Variant 1: null

null

Variant 2: string

string

stageAComponent optional · null | object

View stageAComponent model

Variant 1: null

null

Variant 2: object

sourceKind required · "weavers_preset"

componentType required · "stage_a" | "stage_b"

componentKey required · string

Additional fields: JSON values.

Variant 3: object

sourceKind required · "notebook_component"

componentType required · "stage_a" | "stage_b"

componentKey required · string

Additional fields: JSON values.

stageBComponent optional · null | object

View stageBComponent model

Variant 1: null

null

Variant 2: object

sourceKind required · "weavers_preset"

componentType required · "stage_a" | "stage_b"

componentKey required · string

Additional fields: JSON values.

Variant 3: object

sourceKind required · "notebook_component"

componentType required · "stage_a" | "stage_b"

componentKey required · string

Additional fields: JSON values.

canvas required · null | object

View canvas model

Variant 1: null

null

Variant 2: object

version required · 1

nodes required · array of object

View nodes model

Array items:

id required · string

kind required · "stage_a_trainer" | "stage_b_entry_gate" | "stage_b_feasibility_gate" | "stage_b_optimizer"

x required · number

y required · number

Additional fields: JSON values.

edges required · array of object

View edges model

Array items:

id required · string

source required · string

target required · string

Additional fields: JSON values.

stageAUniverseSource optional · null | object

View stageAUniverseSource model

Variant 1: null

null

Variant 2: object

type required · "base"

Additional fields: JSON values.

Variant 3: object

type required · "platform_niche"

nicheId required · number

nicheKey required · string

Additional fields: JSON values.

Variant 4: object

type required · "ticker_pool"

symbols required · array of string

View symbols model

Array items:

string

Additional fields: JSON values.

stageADataSelectors optional · null | object

View stageADataSelectors model

Variant 1: null

null

Variant 2: object

matchMode required · "all" | "any"

selectors required · array of object

View selectors model

Array items:

Variant 1: object

type required · "channel"

timeframe required · "1d" | "4h" | "1h"

windowDays required · number

directions required · array of "ascending" | "descending"

View directions model

Array items:

"ascending" | "descending"

requireValid required · boolean

algoVersion optional · string

characteristics optional · object

View characteristics model

states optional · array of "new" | "continuing"

View states model

Array items:

"new" | "continuing"

minR2 optional · number

maxR2 optional · number

minBandPosition optional · number

maxBandPosition optional · number

minBandWidthRatio optional · number

maxBandWidthRatio optional · number

minNormalizedSlope optional · number

maxNormalizedSlope optional · number

minConsecutiveRuns optional · number

maxConsecutiveRuns optional · number

Additional fields: JSON values.

missingDataPolicy required · "skip_and_log"

Additional fields: JSON values.

Variant 2: object

type required · "regime"

source required · "snapshot"

regime required · "bull" | "bear" | "stable"

minConfidence required · number

missingDataPolicy required · "skip_and_log"

Additional fields: JSON values.

seedConfig optional · null | object

View seedConfig model

Variant 1: null

null

Variant 2: object

sourceStrategyId required · string

sourceStrategyRegistryId required · number

sourceArtifactId required · number

sourceRunId required · null | string

View sourceRunId model

Variant 1: null

null

Variant 2: string

string

stageAConfig required · object

View stageAConfig model

Additional fields: JSON value.

finalExecutionConfig required · object

View finalExecutionConfig model

Additional fields: JSON value.

Additional fields: JSON values.

clientLaunch optional · null | object

View clientLaunch model

Variant 1: null

null

Variant 2: object

validationRevisionId optional · string

eurekaStrategyWorkspaceId optional · string

researchQuestion optional · string

submittedAt required · string

timezone required · null | string

View timezone model

Variant 1: null

null

Variant 2: string

string

localTimestamp required · string

notebookStrategyRun optional · null | object

View notebookStrategyRun model

Variant 1: null

null

Variant 2: object

schema required · "weavers.notebook.strategy_run.v1"

notebookKey required · string

notebookSavedAt required · string

selectedCells required · array of object

View selectedCells model

Array items:

cellId required · string

sourceSha256 required · string

sourceBytes required · number

sourceUpdatedAt required · string

Additional fields: JSON values.

researchQuestion required · string

Additional fields: JSON values.

Variant 2: object

draftId required · string

strategyId required · string

name required · string

revision required · number

mode required · "python"

setupStep required · 0 | 1 | 3 | 2

createdAt required · string

updatedAt required · string

configuration required · object

View configuration model

mode required · "python"

contractVersion required · "weavers.python.candidate.v1"

sourceRevision required · null | number

View sourceRevision model

Variant 1: null

null

Variant 2: number

number

datasetVersionId required · null | string

View datasetVersionId model

Variant 1: null

null

Variant 2: string

string

parameterSchema required · array of object

View parameterSchema model

Array items:

name required · string

type required · "string" | "number" | "boolean" | "integer"

default required · string | number | false | true

View default model

Variant 1: string

string

Variant 2: number

number

Variant 3: false

false

Variant 4: true

true

minimum optional · number

maximum optional · number

options optional · array of string

View options model

Array items:

string

Additional fields: JSON values.

parameters required · object

View parameters model

Additional fields: string | number | false | true.

testSettings required · object

View testSettings model

startDate required · null | string

View startDate model

Variant 1: null

null

Variant 2: string

string

researchEndDate optional · null | string

View researchEndDate model

Variant 1: null

null

Variant 2: string

string

holdoutStartDate optional · null | string

View holdoutStartDate model

Variant 1: null

null

Variant 2: string

string

endDate required · null | string

View endDate model

Variant 1: null

null

Variant 2: string

string

initialCapital required · null | number

View initialCapital model

Variant 1: null

null

Variant 2: number

number

commissionBps required · null | number

View commissionBps model

Variant 1: null

null

Variant 2: number

number

slippageBps required · null | number

View slippageBps model

Variant 1: null

null

Variant 2: number

number

policySizingSource optional · "python"

maxPositionPctEquity optional · null | number

View maxPositionPctEquity model

Variant 1: null

null

Variant 2: number

number

maxGrossExposurePctEquity optional · null | number

View maxGrossExposurePctEquity model

Variant 1: null

null

Variant 2: number

number

benchmark required · null | string

View benchmark model

Variant 1: null

null

Variant 2: string

string

Additional fields: JSON values.

researchQuestion required · string

Additional fields: JSON values.

400 · Invalid request.

application/json

400 example · synthetic data

{}

View response model

Error envelopes can include resource-specific details. Check the status before reading these fields.

error optional · string

code optional · string

message optional · string

Additional fields: JSON values.

401 · Authentication is missing or invalid.

application/json

401 example · synthetic data

{}

View response model

Error envelopes can include resource-specific details. Check the status before reading these fields.

error optional · string

code optional · string

message optional · string

Additional fields: JSON values.

403 · Permission, origin or CSRF check failed.

application/json

403 example · synthetic data

{}

View response model

Error envelopes can include resource-specific details. Check the status before reading these fields.

error optional · string

code optional · string

message optional · string

Additional fields: JSON values.

429 · Rate limit reached; honor Retry-After when supplied.

application/json

429 example · synthetic data

{}

View response model

Error envelopes can include resource-specific details. Check the status before reading these fields.

error optional · string

code optional · string

message optional · string

Additional fields: JSON values.

500 · Server failure.

application/json

500 example · synthetic data

{
  "error": "example",
  "code": "example"
}

View response model

error required · string

code required · string

requestId optional · string

Additional fields: JSON values.

default · Operation-specific error. Inspect error/code before deciding whether to retry.

application/json

default example · synthetic data

{
  "error": "example",
  "code": "example"
}

View response model

validation optional · object

View validation model

field required · string

reason required · string

Additional fields: JSON values.

requestId optional · string

error required · string

code required · string

Additional fields: JSON values.