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  • QuickstartGet startedGet an API key, send one request with three questions, and branch your code on the typed answers. Plain HTTPS, nothing to install.
  • POST /v1/decideAPI referenceAnswer typed questions about a state, optional images and video frames. One request, one buffered JSON response, one answer per question.
  • QuestionsConceptsQuestions say what to decide. Each one has a type that fixes the shape of its answer: a choice from your options, a score on your scale, a…
  • ConfidenceConceptsProbabilities are calibrated per question type, so a threshold means what it says on the data we measure.
  • ImagesConceptsSend up to 16 images and text in the same request. The model reads printed and handwritten text, amounts, dates, objects and layout, and…
  • Batch jobsPatternsSend up to 10,000 requests in one file and collect the answers later, at a lower price than live calls.
  • Pricing and billingYou pay for input tokens only. Output is free because the model generates no text.
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DecisionNodeDecisionNde

Get started

  • Introduction
  • Quickstart
  • CLI
  • Playground
  • Console and keys
  • With coding agents
  • MCP server
  • Examples

Concepts

  • State
  • Questions
  • Choice
  • Score
  • Truth
  • Number
  • Points and boxes
  • Images
  • Video
  • Boosters
  • Collections
  • Confidence
  • Determinism
  • API keys

Knowledge

  • Overview
  • Documents
  • In a decision
  • Pricing and your data
  • When a rule does not appear

Models

  • DecisionNode MoE
  • DecisionNode Flash
  • DecisionNode Edge
  • Limits
  • Versions
  • Dedicated capacity

Fine-tuning

  • Overview
  • Prepare your dataset
  • Upload and validation
  • Start a training run
  • Watch a run
  • The quality gate
  • Use your model
  • Limits and pricing

Patterns

  • Confidence-gated routing
  • Form router
  • Fan-out
  • Guardrails
  • Control loops
  • Batch jobs
  • Keys on devices
  • Bill your customers per device
  • Publishable keys

Integrations

  • Home Assistant
  • MQTT bridge
  • ROS 2

API reference

  • Overview
  • POST/v1/decide
  • GET/v1/models
  • POST/v1/uploads
  • /v1/keys
  • GET/v1/keys/{key_id}/usage
  • GET/v1/usage
  • Errors
  • Safety check
  • Rate limits

Sessions API

  • Sessions overview
  • POSTOpen a session
  • WSStream frames
  • DELEnd a session

Collections API

  • Overview
  • POSTCreate a collection
  • GETList collections
  • GETRetrieve a collection
  • DELDelete a collection
  • POSTEnroll a face
  • GETList items
  • PATCHUpdate an item
  • DELDelete an item
  • POSTAdd a document
  • PUTReplace a document
  • GETRetrieve an item
  • GETList passages
  • DELDelete failed documents
  • POSTSearch a knowledge base

Batch API

  • The batch object
  • POSTCreate a batch
  • POSTAdd requests
  • POSTFinalize a batch
  • GETRetrieve a batch
  • GETGet batch results
  • POSTCancel a batch
  • GETList batches

Pricing and billing

  • Pricing and billing
  • Refer & earn

Policies

  • Responsible use
  • Data and privacy
  • Benchmarks
  • Pricing
  • Playground
Get API key
  • Guides
  • API reference
  • Examples
  • Playground

Get started

  • Introduction
  • Quickstart
  • CLI
  • Playground
  • Console and keys
  • With coding agents
  • MCP server
  • Examples

Concepts

  • State
  • Questions
  • Choice
  • Score
  • Truth
  • Number
  • Points and boxes
  • Images
  • Video
  • Boosters
  • Collections
  • Confidence
  • Determinism
  • API keys

Knowledge

  • Overview
  • Documents
  • In a decision
  • Pricing and your data
  • When a rule does not appear

Models

  • DecisionNode MoE
  • DecisionNode Flash
  • DecisionNode Edge
  • Limits
  • Versions
  • Dedicated capacity

Fine-tuning

  • Overview
  • Prepare your dataset
  • Upload and validation
  • Start a training run
  • Watch a run
  • The quality gate
  • Use your model
  • Limits and pricing

Patterns

  • Confidence-gated routing
  • Form router
  • Fan-out
  • Guardrails
  • Control loops
  • Batch jobs
  • Keys on devices
  • Bill your customers per device
  • Publishable keys

Integrations

  • Home Assistant
  • MQTT bridge
  • ROS 2

API reference

  • Overview
  • POST/v1/decide
  • GET/v1/models
  • POST/v1/uploads
  • /v1/keys
  • GET/v1/keys/{key_id}/usage
  • GET/v1/usage
  • Errors
  • Safety check
  • Rate limits

Sessions API

  • Sessions overview
  • POSTOpen a session
  • WSStream frames
  • DELEnd a session

Collections API

  • Overview
  • POSTCreate a collection
  • GETList collections
  • GETRetrieve a collection
  • DELDelete a collection
  • POSTEnroll a face
  • GETList items
  • PATCHUpdate an item
  • DELDelete an item
  • POSTAdd a document
  • PUTReplace a document
  • GETRetrieve an item
  • GETList passages
  • DELDelete failed documents
  • POSTSearch a knowledge base

Batch API

  • The batch object
  • POSTCreate a batch
  • POSTAdd requests
  • POSTFinalize a batch
  • GETRetrieve a batch
  • GETGet batch results
  • POSTCancel a batch
  • GETList batches

Pricing and billing

  • Pricing and billing
  • Refer & earn

Policies

  • Responsible use
  • Data and privacy
  1. docs
  2. /
  3. Collections API

Delete failed documents

Delete every failed document of a knowledge base in one call: the documents whose processing failed and that never got ready.

on this page4 sections
  1. Headers
  2. Path parameters
  3. Response
  4. Errors
DELETEhttps://api.decisionnode.com/v1/collections/{id}/items?status=failed
curl -X DELETE https://api.decisionnode.com/v1/collections/col_3f6c1a9e0b2d4c7f8a1e5d9b2c4f6a80/items?status=failed \
  -H "Authorization: Bearer $DECISIONNODE_API_KEY"

Headers#

Authorizationheaderrequired
Bearer dn_live_.... A Full access key: every call acts for that key's workspace only, and a Decisions-only key gets 403 key_scope_denied, "This key may only make decisions."

Path parameters#

idstringrequired
The collection: col_ and 32 hex digits for your own, or a public collection's name, celebrities.

Query parameters

statusstringrequired
failed, the only value: a delete of a knowledge base's items is only ever of its failed documents.

Response#

200 OK with how many documents were deleted, 0 when there were none. A failed document counts toward nothing while it is listed; this only tidies the list. A document whose newest version failed while an earlier one serves is not deleted: delete it by id. It works whatever your balance or settings.

200 OK
{ "deleted": 3 }

Errors#

  • 400

    Type
    api_usage_error
    When
    No status=failed, or a face collection
    What to do
    Send status=failed to a knowledge base
  • 401

    Type
    authentication_error
    When
    The key is missing, unknown or revoked
    What to do
    Check the Authorization header
  • 403

    Type
    key_scope_denied
    When
    A Decisions-only key: "This key may only make decisions."
    What to do
    Use a Full access key on your server
  • 404

    Type
    collection_not_found
    When
    No such collection for your workspace; another workspace's reads the same. "Collection not found: <id>.", the id repeated only when it has the form of one
    What to do
    Check the id
  • 429

    Type
    rate_limit_error
    When
    Over your request rate
    What to do
    Wait Retry-After, then send the same call again
  • 500

    Type
    api_error
    When
    A fault on our side
    What to do
    Retry with backoff
  • 529

    Type
    overloaded_error
    When
    The collections cannot take the call right now
    What to do
    Wait Retry-After (1 s, or 1 to 2 s when the key store is busy), then retry
Errors this call returns
StatusTypeWhenWhat to do
400api_usage_errorNo status=failed, or a face collectionSend status=failed to a knowledge base
401authentication_errorThe key is missing, unknown or revokedCheck the Authorization header
403key_scope_deniedA Decisions-only key: "This key may only make decisions."Use a Full access key on your server
404collection_not_foundNo such collection for your workspace; another workspace's reads the same. "Collection not found: <id>.", the id repeated only when it has the form of oneCheck the id
429rate_limit_errorOver your request rateWait Retry-After, then send the same call again
500api_errorA fault on our sideRetry with backoff
529overloaded_errorThe collections cannot take the call right nowWait Retry-After (1 s, or 1 to 2 s when the key store is busy), then retry

A refusal is {"detail": {"error_type": "...", "message": "..."}}; a 422 is {"detail": [...]}, one entry per field, each with type, loc, msg and input (a string cut to 64 characters, an object or array never echoed). Every 429 and 529 and the 409 idempotency_in_progress carry Retry-After (seconds) and retry-after-ms (milliseconds); enrollment_unpriced carries neither. The Collections API's own refusals (api_usage_error, collection_read_only, item_not_found, collections_region_unavailable, the limits, the idempotency 409s and image_url_refused) also carry x-decisionnode-error, the message in ASCII. Retry 408, 429, 529 and any 5xx after Retry-After; fix the call for the other 4xx.

previousList a document's passagesnextSearch a knowledge base

DecisionNode is built and run by Bynn Intelligence, Inc.

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on this page

  1. Headers
  2. Path parameters
  3. Response
  4. Errors