> ## Documentation Index
> Fetch the complete documentation index at: https://evalgate.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Create costs costs

> Requires scopes: traces:write



## OpenAPI

````yaml /api-reference/openapi.json post /api/costs
openapi: 3.1.2
info:
  title: EvalGate API
  version: 18.12.0
  description: EvalGate API. See docs/api-contract.md for stability commitments.
servers:
  - url: https://evalgate.com
    description: Production
  - url: http://localhost:3000
    description: Local
security: []
paths:
  /api/costs:
    post:
      tags:
        - costs
      summary: Create costs costs
      description: 'Requires scopes: traces:write'
      operationId: post_costs
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostApiCostsRequest'
      responses:
        '201':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostApiCostsResponse201ApplicationJson'
        '400':
          $ref: '#/components/responses/ValidationError'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/Forbidden'
        '404':
          $ref: '#/components/responses/NotFound'
        '409':
          $ref: '#/components/responses/Conflict'
        '429':
          $ref: '#/components/responses/RateLimited'
        '500':
          $ref: '#/components/responses/InternalError'
        '503':
          $ref: '#/components/responses/ServiceUnavailable'
      security:
        - bearerAuth: []
components:
  schemas:
    PostApiCostsRequest:
      type: object
      properties:
        provider:
          type: string
        model:
          type: string
        spanId:
          type: number
        inputTokens:
          type: number
        outputTokens:
          type: number
        environment:
          oneOf:
            - type: string
              enum:
                - dev
            - type: string
              enum:
                - staging
            - type: string
              enum:
                - prod
        promptHash:
          type: string
        workflowRunId:
          type: number
        category:
          oneOf:
            - type: string
              enum:
                - other
            - type: string
              enum:
                - tool
            - type: string
              enum:
                - embedding
            - type: string
              enum:
                - llm
        cachedInputTokens:
          type: number
        costSource:
          oneOf:
            - type: string
              enum:
                - server_computed
            - type: string
              enum:
                - unknown_model
            - type: string
              enum:
                - sdk_fallback
            - type: string
              enum:
                - container
        isRetry:
          oneOf:
            - type: boolean
              enum:
                - false
            - type: boolean
              enum:
                - true
        retryNumber:
          type: number
        isTest:
          oneOf:
            - type: boolean
              enum:
                - false
            - type: boolean
              enum:
                - true
        agentName:
          type: string
        stepName:
          type: string
      additionalProperties: false
      required:
        - provider
        - model
        - spanId
        - inputTokens
        - outputTokens
    PostApiCostsResponse201ApplicationJson:
      type: object
      properties:
        id:
          type: number
        createdAt:
          type: string
          format: date-time
        organizationId:
          $ref: '#/components/schemas/OrganizationId'
        environment:
          type: string
        provider:
          type: string
        model:
          type: string
        promptHash:
          oneOf:
            - type: 'null'
            - type: string
        spanId:
          oneOf:
            - type: 'null'
            - type: number
        evaluationRunId:
          oneOf:
            - type: 'null'
            - type: number
        totalCost:
          type: string
        workflowRunId:
          oneOf:
            - type: 'null'
            - type: number
        inputTokens:
          type: number
        outputTokens:
          type: number
        cachedInputTokens:
          oneOf:
            - type: 'null'
            - type: number
        totalTokens:
          type: number
        costSource:
          type: string
        modelCallId:
          oneOf:
            - type: 'null'
            - type: string
        inputCost:
          type: string
        outputCost:
          type: string
        isRetry:
          oneOf:
            - type: 'null'
            - type: boolean
              enum:
                - false
            - type: boolean
              enum:
                - true
        retryNumber:
          oneOf:
            - type: 'null'
            - type: number
        costCategory:
          type: string
        pricingVersion:
          oneOf:
            - type: 'null'
            - type: string
        isTest:
          oneOf:
            - type: 'null'
            - type: boolean
              enum:
                - false
            - type: boolean
              enum:
                - true
        agentName:
          oneOf:
            - type: 'null'
            - type: string
        stepName:
          oneOf:
            - type: 'null'
            - type: string
      additionalProperties: false
      required:
        - id
        - createdAt
        - organizationId
        - environment
        - provider
        - model
        - promptHash
        - spanId
        - evaluationRunId
        - totalCost
        - workflowRunId
        - inputTokens
        - outputTokens
        - cachedInputTokens
        - totalTokens
        - costSource
        - modelCallId
        - inputCost
        - outputCost
        - isRetry
        - retryNumber
        - costCategory
        - pricingVersion
        - isTest
        - agentName
        - stepName
    OrganizationId:
      type: string
      format: uuid
    ApiError:
      type: object
      properties:
        error:
          type: object
          properties:
            code:
              type: string
              enum:
                - UNAUTHORIZED
                - FORBIDDEN
                - NOT_FOUND
                - INVALID_REFERENCE
                - VALIDATION_ERROR
                - RATE_LIMITED
                - CONFLICT
                - INTERNAL_ERROR
                - SERVICE_UNAVAILABLE
                - QUOTA_EXCEEDED
                - FEATURE_LIMIT_REACHED
                - NO_ORG_MEMBERSHIP
                - SHARE_REVOKED
                - SHARE_EXPIRED
                - SHARE_UNAVAILABLE
                - PROVIDER_KEY_MISSING
                - PROVIDER_KEY_EXPIRED
                - PROVIDER_RATE_LIMITED
                - PROVIDER_UNAUTHORIZED
                - PROVIDER_UNAVAILABLE
                - AGENT_HANDOFF_INVALID
                - AGENT_HANDOFF_EXPIRED
                - AGENT_HANDOFF_DENIED
                - AGENT_HANDOFF_CONSUMED
                - PAYLOAD_TOO_LARGE
                - METHOD_NOT_ALLOWED
            message:
              type: string
            details: {}
            requestId:
              type: string
              format: uuid
            redaction:
              type: object
              properties:
                applied:
                  type: boolean
                  enum:
                    - true
                fieldCount:
                  type: integer
                  minimum: 0
                secretCount:
                  type: integer
                  minimum: 0
              required:
                - applied
                - fieldCount
                - secretCount
          required:
            - code
            - message
      required:
        - error
  responses:
    ValidationError:
      description: Validation error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: >-
            IETF HTTPAPI structured remaining quota and reset delay (work in
            progress).
          schema:
            type: string
    Unauthorized:
      description: Unauthorized
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: >-
            IETF HTTPAPI structured remaining quota and reset delay (work in
            progress).
          schema:
            type: string
        WWW-Authenticate:
          description: >-
            Bearer challenge. Agent-facing routes include the RFC 9728
            resource_metadata URL.
          schema:
            type: string
    Forbidden:
      description: Forbidden
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: >-
            IETF HTTPAPI structured remaining quota and reset delay (work in
            progress).
          schema:
            type: string
    NotFound:
      description: Resource not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: >-
            IETF HTTPAPI structured remaining quota and reset delay (work in
            progress).
          schema:
            type: string
    Conflict:
      description: Conflict
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: >-
            IETF HTTPAPI structured remaining quota and reset delay (work in
            progress).
          schema:
            type: string
    RateLimited:
      description: Rate limit exceeded
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: >-
            IETF HTTPAPI structured remaining quota and reset delay (work in
            progress).
          schema:
            type: string
        Retry-After:
          description: Delay in seconds before retrying when present.
          schema:
            type: integer
            minimum: 1
    InternalError:
      description: Internal server error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: >-
            IETF HTTPAPI structured remaining quota and reset delay (work in
            progress).
          schema:
            type: string
    ServiceUnavailable:
      description: Service unavailable
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
      headers:
        RateLimit-Limit:
          description: Quota in requests for the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Remaining:
          description: Remaining requests in the active window.
          schema:
            type: integer
            minimum: 0
        RateLimit-Reset:
          description: Reset delay in seconds (not a Unix timestamp).
          schema:
            type: integer
            minimum: 1
        X-RateLimit-Limit:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Remaining:
          schema:
            type: integer
            minimum: 0
        X-RateLimit-Reset:
          description: Legacy reset timestamp in Unix milliseconds.
          schema:
            type: integer
            minimum: 0
        RateLimit-Policy:
          description: IETF HTTPAPI structured quota policy (work in progress).
          schema:
            type: string
        RateLimit:
          description: >-
            IETF HTTPAPI structured remaining quota and reset delay (work in
            progress).
          schema:
            type: string
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: EvalGate API key
      description: >-
        Organization-scoped EvalGate API key. Discover the supported agent
        scopes at /.well-known/oauth-protected-resource. Per-operation grants
        are listed in x-evalgate-required-scopes; OpenAPI bearer security
        requirement arrays remain empty as required for non-OAuth schemes.
      x-evalgate-scopes-supported:
        - eval:read
        - eval:write
        - objectives:read
        - objectives:write
        - runs:read
        - runs:write
        - traces:read
        - traces:write
        - exports:download
        - reports:write
        - prompt:publish
        - scorer:publish
        - red_team:read
        - red_team:run
        - red_team:approve
        - docs:read
        - agent:read
        - agent:execute
        - resources:read
        - resources:write
        - contexts:read
        - contexts:write
        - observations:write
        - checks:read
        - checks:run
        - standards:read
        - standards:write
        - standards:approve
        - grants:read
        - grants:write
        - admin:keys
        - admin:workspace
        - admin:org
      x-evalgate-protected-resource-metadata: https://www.evalgate.com/.well-known/oauth-protected-resource

````

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