Vellum AI

Vellum AI Default API

The Default API from Vellum AI — 8 operation(s) for default.

Documentation GitHub OpenAPI

Operations 8

POST /v1/execute-prompt Execute Prompt #

POST /v1/execute-prompt-stream Execute Prompt Stream #

POST /v1/submit-completion-actuals Submit Completion Actuals #

POST /v1/execute-workflow Execute Workflow #

POST /v1/execute-workflow-async Execute Workflow Async #

POST /v1/execute-workflow-stream Execute Workflow Stream #

POST /v1/submit-workflow-execution-actuals Submit Workflow Execution Actuals #

POST /v1/search Search #

Specifications

⚙

OpenAPI

https://raw.githubusercontent.com/api-evangelist/vellum/refs/heads/main/openapi/vellum-default-api-openapi.yml

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this

find_apisBrowse and filter every API in the catalog.
get_api_artifactsOne API's artifacts, grouped by type.
get_openapiThe primary OpenAPI for this API.
find_similar_apisAPIs that look like this one.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This API

curl "https://apis.io/api/v1/apis/vellum-default-api"

All apis

curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

openapi: 3.2.0
info:
  title: Client SDK API
  version: 1.0.0
servers:
- url: https://predict.vellum.ai
- url: https://api.vellum.ai
- url: https://documents.vellum.ai
tags:
- name: ''
paths:
  /v1/execute-prompt:
    post:
      operationId: execute-prompt
      summary: Execute Prompt
      description: Executes a deployed Prompt and returns the result.
      tags:
      - ''
      parameters:
      - name: X-API-KEY
        in: header
        required: true
        schema:
          type: string
      - name: X-API-Version
        in: header
        required: false
        schema:
          type: string
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecutePromptResponse'
        '400':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecutePromptApiErrorResponse'
        '403':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecutePromptApiErrorResponse'
        '404':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecutePromptApiErrorResponse'
        '500':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecutePromptApiErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ExecutePromptRequest'
  /v1/execute-prompt-stream:
    post:
      operationId: execute-prompt-stream
      summary: Execute Prompt Stream
      description: Executes a deployed Prompt and streams back the results.
      tags:
      - ''
      parameters:
      - name: X-API-KEY
        in: header
        required: true
        schema:
          type: string
      - name: X-API-Version
        in: header
        required: false
        schema:
          type: string
      responses:
        '200':
          description: ''
          content:
            text/event-stream:
              schema:
                $ref: '#/components/schemas/ExecutePromptEvent'
        '400':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecutePromptApiErrorResponse'
        '403':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecutePromptApiErrorResponse'
        '404':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecutePromptApiErrorResponse'
        '500':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecutePromptApiErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ExecutePromptStreamRequest'
  /v1/submit-completion-actuals:
    post:
      operationId: submit-completion-actuals
      summary: Submit Completion Actuals
      description: Used to submit feedback regarding the quality of previously generated completions.
      tags:
      - ''
      parameters:
      - name: X-API-KEY
        in: header
        required: true
        schema:
          type: string
      - name: X-API-Version
        in: header
        required: false
        schema:
          type: string
      responses:
        '200':
          description: No response body
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/submit-completion-actuals_Response_200'
        '400':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SubmitCompletionActualsErrorResponse'
        '404':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SubmitCompletionActualsErrorResponse'
        '500':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SubmitCompletionActualsErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SubmitCompletionActualsRequest'
  /v1/execute-workflow:
    post:
      operationId: execute-workflow
      summary: Execute Workflow
      description: Executes a deployed Workflow and returns its outputs.
      tags:
      - ''
      parameters:
      - name: X-API-KEY
        in: header
        required: true
        schema:
          type: string
      - name: X-API-Version
        in: header
        required: false
        schema:
          type: string
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecuteWorkflowResponse'
        '400':
          description: ''
          content:
            application/json:
              schema:
                type: object
                additionalProperties:
                  description: Any type
        '404':
          description: ''
          content:
            application/json:
              schema:
                type: object
                additionalProperties:
                  description: Any type
        '500':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecuteWorkflowErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ExecuteWorkflowRequest'
  /v1/execute-workflow-async:
    post:
      operationId: execute-workflow-async
      summary: Execute Workflow Async
      description: Executes a deployed Workflow asynchronously and returns the execution ID.
      tags:
      - ''
      parameters:
      - name: X-API-KEY
        in: header
        required: true
        schema:
          type: string
      - name: X-API-Version
        in: header
        required: false
        schema:
          type: string
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecuteWorkflowAsyncResponse'
        '400':
          description: ''
          content:
            application/json:
              schema:
                type: object
                additionalProperties:
                  description: Any type
        '404':
          description: ''
          content:
            application/json:
              schema:
                type: object
                additionalProperties:
                  description: Any type
        '500':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecuteWorkflowStreamErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ExecuteWorkflowAsyncRequest'
  /v1/execute-workflow-stream:
    post:
      operationId: execute-workflow-stream
      summary: Execute Workflow Stream
      description: Executes a deployed Workflow and streams back its results.
      tags:
      - ''
      parameters:
      - name: X-API-KEY
        in: header
        required: true
        schema:
          type: string
      - name: X-API-Version
        in: header
        required: false
        schema:
          type: string
      responses:
        '200':
          description: ''
          content:
            text/event-stream:
              schema:
                $ref: '#/components/schemas/WorkflowStreamEvent'
        '400':
          description: ''
          content:
            application/json:
              schema:
                type: object
                additionalProperties:
                  description: Any type
        '404':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecuteWorkflowStreamErrorResponse'
        '500':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ExecuteWorkflowStreamErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ExecuteWorkflowStreamRequest'
  /v1/submit-workflow-execution-actuals:
    post:
      operationId: submit-workflow-execution-actuals
      summary: Submit Workflow Execution Actuals
      description: "    Used to submit feedback regarding the quality of previous workflow execution and its outputs.\n\n    **Note:** Uses a base url of `https://predict.vellum.ai`.    "
      tags:
      - ''
      parameters:
      - name: X-API-KEY
        in: header
        required: true
        schema:
          type: string
      - name: X-API-Version
        in: header
        required: false
        schema:
          type: string
      responses:
        '200':
          description: No response body
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/submit-workflow-execution-actuals_Response_200'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SubmitWorkflowExecutionActualsRequest'
  /v1/search:
    post:
      operationId: search
      summary: Search
      description: Perform a search against a document index.
      tags:
      - ''
      parameters:
      - name: X-API-KEY
        in: header
        required: true
        schema:
          type: string
      - name: X-API-Version
        in: header
        required: false
        schema:
          type: string
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SearchResponse'
        '400':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SearchErrorResponse'
        '404':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SearchErrorResponse'
        '500':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SearchErrorResponse'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SearchRequestBodyRequest'
components:
  schemas:
    ExecutionJsonVellumValue:
      type: object
      properties:
        id:
          type: string
          description: The variable's uniquely identifying internal id.
        name:
          type: string
        type:
          $ref: '#/components/schemas/JsonEnum'
        value:
          oneOf:
          - description: Any type
          - type: 'null'
      required:
      - id
      - name
      - type
      - value
      description: A value representing a JSON object.
      title: ExecutionJsonVellumValue
    ChatMessage:
      type: object
      properties:
        text:
          type:
          - string
          - 'null'
        role:
          $ref: '#/components/schemas/ChatMessageRole'
        content:
          oneOf:
          - $ref: '#/components/schemas/ChatMessageContent'
          - type: 'null'
        source:
          type:
          - string
          - 'null'
          description: An optional identifier representing who or what generated this message.
        metadata:
          type:
          - object
          - 'null'
          additionalProperties:
            description: Any type
      required:
      - role
      title: ChatMessage
    WorkflowOutputString:
      type: object
      properties:
        id:
          type: string
        name:
          type: string
          description: The output's name, as defined in the workflow
        type:
          $ref: '#/components/schemas/StringEnum'
        value:
          type:
          - string
          - 'null'
      required:
      - id
      - name
      - type
      - value
      description: A string output from a Workflow execution.
      title: WorkflowOutputString
    SearchNodeResultData:
      type: object
      properties:
        results_output_id:
          type: string
        results:
          type: array
          items:
            $ref: '#/components/schemas/SearchResult'
          description: The results of the search. Each result represents a chunk that matches the search query.
        text_output_id:
          type: string
        text:
          type:
          - string
          - 'null'
      required:
      - results_output_id
      - results
      - text_output_id
      title: SearchNodeResultData
    ConditionCombinator:
      type: string
      enum:
      - OR
      - AND
      description: '* `OR` - OR

        * `AND` - AND'
      title: ConditionCombinator
    SearchResultsVellumValueRequest:
      type: object
      properties:
        type:
          $ref: '#/components/schemas/SearchResultsEnum'
        value:
          type:
          - array
          - 'null'
          items:
            $ref: '#/components/schemas/SearchResultRequest'
      required:
      - type
      - value
      description: A value representing Search Results.
      title: SearchResultsVellumValueRequest
    PromptDeploymentInputRequest:
      oneOf:
      - $ref: '#/components/schemas/StringInputRequest'
      - $ref: '#/components/schemas/JSONInputRequest'
      - $ref: '#/components/schemas/ChatHistoryInputRequest'
      - $ref: '#/components/schemas/AudioInputRequest'
      - $ref: '#/components/schemas/VideoInputRequest'
      - $ref: '#/components/schemas/ImageInputRequest'
      - $ref: '#/components/schemas/DocumentInputRequest'
      title: PromptDeploymentInputRequest
    VideoInputRequest:
      type: object
      properties:
        name:
          type: string
          description: The variable's name
        type:
          $ref: '#/components/schemas/VideoEnum'
        value:
          $ref: '#/components/schemas/VellumVideoRequest'
      required:
      - name
      - type
      - value
      description: A user input representing a Vellum Video value
      title: VideoInputRequest
    WorkflowResultEventOutputDataChatHistory:
      type: object
      properties:
        id:
          type:
          - string
          - 'null'
          format: uuid
        name:
          type: string
        state:
          $ref: '#/components/schemas/WorkflowNodeResultEventState'
        node_id:
          type:
          - string
          - 'null'
        delta:
          type:
          - string
          - 'null'
          description: The newly output string value. Only relevant for string outputs with a state of STREAMING.
        type:
          $ref: '#/components/schemas/ChatHistoryEnum'
        value:
          type:
          - array
          - 'null'
          items:
            $ref: '#/components/schemas/ChatMessage'
      required:
      - name
      - state
      - delta
      - type
      - value
      description: A Chat History output streamed from a Workflow execution.
      title: WorkflowResultEventOutputDataChatHistory
    CodeExecutionNodeSearchResultsResult:
      type: object
      properties:
        id:
          type: string
        type:
          $ref: '#/components/schemas/SearchResultsEnum'
        value:
          type:
          - array
          - 'null'
          items:
            $ref: '#/components/schemas/SearchResult'
      required:
      - id
      - type
      - value
      title: CodeExecutionNodeSearchResultsResult
    WorkflowResultEventState:
      type: string
      enum:
      - INITIATED
      - STREAMING
      - FULFILLED
      - REJECTED
      - PENDING
      description: '* `INITIATED` - Initiated

        * `STREAMING` - Streaming

        * `FULFILLED` - Fulfilled

        * `REJECTED` - Rejected

        * `PENDING` - Pending'
      title: WorkflowResultEventState
    ThinkingVellumValueRequest:
      type: object
      properties:
        type:
          $ref: '#/components/schemas/ThinkingEnum'
        value:
          oneOf:
          - $ref: '#/components/schemas/StringVellumValueRequest'
          - type: 'null'
      required:
      - type
      - value
      description: A value representing Thinking mode output.
      title: ThinkingVellumValueRequest
    MergeNodeResult:
      type: object
      properties:
        type:
          $ref: '#/components/schemas/MergeEnum'
        data:
          $ref: '#/components/schemas/MergeNodeResultData'
      required:
      - type
      - data
      description: A Node Result Event emitted from a Merge Node.
      title: MergeNodeResult
    WorkflowRequestImageInputRequest:
      type: object
      properties:
        name:
          type: string
          description: The variable's name, as defined in the Workflow.
        type:
          $ref: '#/components/schemas/ImageEnum'
        value:
          $ref: '#/components/schemas/VellumImageRequest'
      required:
      - name
      - type
      - value
      description: The input for an image variable in a Workflow.
      title: WorkflowRequestImageInputRequest
    VellumAudioRequest:
      type: object
      properties:
        src:
          type: string
          description: "The reference to the source data. This can be one of the following formats:\n1. A base64-encoded data URL (e.g., 'data:application/pdf;base64,JVBERi0xLjQKJcfs...').\n2. A url pointing to a file accessible over HTTP or HTTPS.\n3. A reference to a file that's been previously uploaded to Vellum, in the form of 'vellum:uploaded-file:{uploaded_file_id}'.\n    You can use the Uploaded Files API to retrieve the url of the uploaded file given its ID. See https://docs.vellum.ai/developers/client-sdk/uploaded-files/retrieve for details."
        metadata:
          type:
          - object
          - 'null'
          additionalProperties:
            description: Any type
      required:
      - src
      title: VellumAudioRequest
    TerminalNodeResultOutput:
      oneOf:
      - $ref: '#/components/schemas/TerminalNodeStringResult'
      - $ref: '#/components/schemas/TerminalNodeNumberResult'
      - $ref: '#/components/schemas/TerminalNodeJsonResult'
      - $ref: '#/components/schemas/TerminalNodeChatHistoryResult'
      - $ref: '#/components/schemas/TerminalNodeSearchResultsResult'
      - $ref: '#/components/schemas/TerminalNodeErrorResult'
      - $ref: '#/components/schemas/TerminalNodeArrayResult'
      - $ref: '#/components/schemas/TerminalNodeFunctionCallResult'
      title: TerminalNodeResultOutput
    TerminalNodeJsonResult:
      type: object
      properties:
        id:
          type:
          - string
          - 'null'
          format: uuid
        name:
          type: string
          description: The unique name given to the terminal node that produced this output.
        type:
          $ref: '#/components/schemas/JsonEnum'
        value:
          oneOf:
          - description: Any type
          - type: 'null'
      required:
      - name
      - type
      - value
      title: TerminalNodeJsonResult
    NodeInputCompiledAudioValue:
      type: object
      properties:
        node_input_id:
          type: string
        key:
          type: string
        type:
          $ref: '#/components/schemas/AudioEnum'
        value:
          oneOf:
          - $ref: '#/components/schemas/VellumAudio'
          - type: 'null'
      required:
      - node_input_id
      - key
      - type
      - value
      title: NodeInputCompiledAudioValue
    ExecutionArrayVellumValue:
      type: object
      properties:
        id:
          type: string
          description: The variable's uniquely identifying internal id.
        name:
          type: string
        type:
          $ref: '#/components/schemas/ArrayEnum'
        value:
          type:
          - array
          - 'null'
          items:
            $ref: '#/components/schemas/VellumValue'
      required:
      - id
      - name
      - type
      - value
      description: A value representing an array of Vellum variable values.
      title: ExecutionArrayVellumValue
    SecretEnum:
      type: string
      enum:
      - SECRET
      title: SecretEnum
    WorkflowOutputSearchResults:
      type: object
      properties:
        id:
          type: string
        name:
          type: string
          description: The output's name, as defined in the workflow
        type:
          $ref: '#/components/schemas/SearchResultsEnum'
        value:
          type:
          - array
          - 'null'
          items:
            $ref: '#/components/schemas/SearchResult'
      required:
      - id
      - name
      - type
      - value
      description: A search results output from a Workflow execution.
      title: WorkflowOutputSearchResults
    ExecuteWorkflowAsyncResponse:
      type: object
      properties:
        execution_id:
          type: string
          description: The ID of the workflow execution.
      required:
      - execution_id
      description: The response from an async Workflow Deployment execution.
      title: ExecuteWorkflowAsyncResponse
    WorkflowResultEventOutputData:
      oneOf:
      - $ref: '#/components/schemas/WorkflowResultEventOutputDataString'
      - $ref: '#/components/schemas/WorkflowResultEventOutputDataNumber'
      - $ref: '#/components/schemas/WorkflowResultEventOutputDataJSON'
      - $ref: '#/components/schemas/WorkflowResultEventOutputDataChatHistory'
      - $ref: '#/components/schemas/WorkflowResultEventOutputDataSearchResults'
      - $ref: '#/components/schemas/WorkflowResultEventOutputDataArray'
      - $ref: '#/components/schemas/WorkflowResultEventOutputDataFunctionCall'
      - $ref: '#/components/schemas/WorkflowResultEventOutputDataError'
      title: WorkflowResultEventOutputData
    TemplatingNodeNumberResult:
      type: object
      properties:
        id:
          type: string
        type:
          $ref: '#/components/schemas/NumberEnum'
        value:
          type:
          - number
          - 'null'
          format: double
      required:
      - id
      - type
      - value
      title: TemplatingNodeNumberResult
    AudioVellumValueRequest:
      type: object
      properties:
        type:
          $ref: '#/components/schemas/AudioEnum'
        value:
          oneOf:
          - $ref: '#/components/schemas/VellumAudioRequest'
          - type: 'null'
      required:
      - type
      - value
      description: A base Vellum primitive value representing audio.
      title: AudioVellumValueRequest
    VellumDocument:
      type: object
      properties:
        src:
          type: string
          description: "The reference to the source data. This can be one of the following formats:\n1. A base64-encoded data URL (e.g., 'data:application/pdf;base64,JVBERi0xLjQKJcfs...').\n2. A url pointing to a file accessible over HTTP or HTTPS.\n3. A reference to a file that's been previously uploaded to Vellum, in the form of 'vellum:uploaded-file:{uploaded_file_id}'.\n    You can use the Uploaded Files API to retrieve the url of the uploaded file given its ID. See https://docs.vellum.ai/developers/client-sdk/uploaded-files/retrieve for details."
        metadata:
          type:
          - object
          - 'null'
          additionalProperties:
            description: Any type
      required:
      - src
      title: VellumDocument
    JsonVellumValueRequest:
      type: object
      properties:
        type:
          $ref: '#/components/schemas/JsonEnum'
        value:
          oneOf:
          - description: Any type
          - type: 'null'
      required:
      - type
      - value
      description: A value representing a JSON object.
      title: JsonVellumValueRequest
    AudioEnum:
      type: string
      enum:
      - AUDIO
      title: AudioEnum
    ThinkingVellumValue:
      type: object
      properties:
        type:
          $ref: '#/components/schemas/ThinkingEnum'
        value:
          oneOf:
          - $ref: '#/components/schemas/StringVellumValue'
          - type: 'null'
      required:
      - type
      - value
      description: A value representing Thinking mode output.
      title: ThinkingVellumValue
    WorkflowRequestDocumentInputRequest:
      type: object
      properties:
        name:
          type: string
          description: The variable's name, as defined in the Workflow.
        type:
          $ref: '#/components/schemas/DocumentEnum'
        value:
          $ref: '#/components/schemas/VellumDocumentRequest'
      required:
      - name
      - type
      - value
      description: The input for a document variable in a Workflow.
      title: WorkflowRequestDocumentInputRequest
    NodeInputCompiledChatHistoryValue:
      type: object
      properties:
        node_input_id:
          type: string
        key:
          type: string
        type:
          $ref: '#/components/schemas/ChatHistoryEnum'
        value:
          type:
          - array
          - 'null'
          items:
            $ref: '#/components/schemas/ChatMessage'
      required:
      - node_input_id
      - key
      - type
      - value
      title: NodeInputCompiledChatHistoryValue
    ImageInputRequest:
      type: object
      properties:
        name:
          type: string
          description: The variable's name
        type:
          $ref: '#/components/schemas/ImageEnum'
        value:
          $ref: '#/components/schemas/VellumImageRequest'
      required:
      - name
      - type
      - value
      description: A user input representing a Vellum Image value
      title: ImageInputRequest
    VellumValueLogicalExpressionRequest:
      oneOf:
      - $ref: '#/components/schemas/VellumValueLogicalConditionRequest'
      - $ref: '#/components/schemas/VellumValueLogicalConditionGroupRequest'
      title: VellumValueLogicalExpressionRequest
    WorkflowOutputVideo:
      type: object
      properties:
        id:
          type: string
        name:
          type: string
          description: The output's name, as defined in the workflow
        type:
          $ref: '#/components/schemas/VideoEnum'
        value:
          oneOf:
          - $ref: '#/components/schemas/VellumVideo'
          - type: 'null'
      required:
      - id
      - name
      - type
      - value
      description: A video output from a Workflow execution.
      title: WorkflowOutputVideo
    AudioChatMessageContentRequest:
      type: object
      properties:
        type:
          $ref: '#/components/schemas/AudioEnum'
        value:
          $ref: '#/components/schemas/VellumAudioRequest'
      required:
      - type
      - value
      description: An audio value that is used in a chat message.
      title: AudioChatMessageContentRequest
    FulfilledExecutePromptResponse:
      type: object
      properties:
        meta:
          $ref: '#/components/schemas/PromptExecutionMeta'
        raw:
          type: object
          additionalProperties:
            description: Any type
          description: The subset of the raw response from the model that the request opted into with `expand_raw`.
        execution_id:
          type: string
          description: The ID of the execution.
        state:
          $ref: '#/components/schemas/FulfilledEnum'
        outputs:
          type: array
          items:
            $ref: '#/components/schemas/PromptOutput'
        chat_message_metadata:
          type:
          - object
          - 'null'
          additionalProperties:
            description: Any type
      required:
      - execution_id
      - state
      - outputs
      description: The successful response from the model containing all of the resolved values generated by the prompt.
      title: FulfilledExecutePromptResponse
    NodeInputCompiledFunctionCallValue:
      type: object
      properties:
        node_input_id:
          type: string
        key:
          type: string
        type:
          $ref: '#/components/schemas/FunctionCallEnum'
        value:
          oneOf:
          - $ref: '#/components/schemas/FunctionCall'
          - type: 'null'
      required:
      - node_input_id
      - key
      - type
      - value
      title: NodeInputCompiledFunctionCallValue
    RawPromptExecutionOverridesRequest:
      type: object
      properties:
        body:
          type:
          - object
          - 'null'
          additionalProperties:
            description: Any type
        headers:
          type:
          - object
          - 'null'
          additionalProperties:
            type: string
          description: The raw headers to send to the model host.
        url:
          type:
          - string
          - 'null'
          description: The raw URL to send to the model host.
      title: RawPromptExecutionOverridesRequest
    CodeExecutionNodeChatHistoryResult:
      type: object
      properties:
        id:
          type: string
        type:
          $ref: '#/components/schemas/ChatHistoryEnum'
        value:
          type:
          - array
          - 'null'
          items:
            $ref: '#/components/schemas/ChatMessage'
      required:
      - id
      - type
      - value
      title: CodeExecutionNodeChatHistoryResult
    VellumVideo:
      type: object
      properties:
        src:
          type: string
          description: "The reference to the source data. This can be one of the following formats:\n1. A base64-encoded data URL (e.g., 'data:application/pdf;base64,JVBERi0xLjQKJcfs...').\n2. A url pointing to a file accessible over HTTP or HTTPS.\n3. A reference to a file that's been previously uploaded to Vellum, in the form of 'vellum:uploaded-file:{uploaded_file_id}'.\n    You can use the Uploaded Files API to retrieve the url of the uploaded file given its ID. See https://docs.vellum.ai/developers/client-sdk/uploaded-files/retrieve for details."
        metadata:
          type:
          - object
          - 'null'
          additionalProperties:
            description: Any type
      required:
      - src
      title: VellumVideo
    SearchNodeResult:
      type: object
      properties:
        type:
          $ref: '#/components/schemas/SearchEnum'
        data:
          $ref: '#/components/schemas/SearchNodeResultData'
      required:
      - type
      - data
      description: A Node Result Event emitted from a Search Node.
      title: SearchNodeResult
    FulfilledEnum:
      type: string
      enum:
      - FULFILLED
      title: FulfilledEnum
    SearchEnum:
      type: string
      enum:
      - SEARCH
      title: SearchEnum
    WorkflowOutputNumber:
      type: object
      properties:
        id:
          type: string
        name:
          type: string
          description: The output's name, as defined in the workflow
        type:
          $ref: '#/components/schemas/NumberEnum'
        value:
          type:
          - number
          - 'null'
          format: double
      required:
      - id
      - name
      - type
      - value
      description: A number output from a Workflow execution.
      title: WorkflowOutputNumber
    TerminalNodeStringResult:
      type: object
      properties:
        id:
          type:
          - string
          - 'null'
          format: uuid
        name:
          type: string
          description: The unique name given to the terminal node that produced this output.
        type:
          $ref: '#/components/schemas/StringEnum'
        value:
          type:
          - string
          - 'null'
      required:
      - name
      - type
      - value
      title: TerminalNodeStringResult
    SearchResultMeta:
      type: object
      properties:
        source:
          oneOf:
          - $ref: '#/components/schemas/SearchResultMetaSource'
          - type: 'n

# --- truncated at 32 KB (167 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/vellum/refs/heads/main/openapi/vellum-default-api-openapi.yml