LangWatch · Capability

LangWatch Prompts API

Version, tag, sync, and restore prompts across projects. Self-contained Naftiko capability covering one LangWatch business surface.

LangWatch Prompts API is a Naftiko capability published by LangWatch, one of 20 capabilities the APIs.io network indexes for this provider. It bundles 12 operations across the POST, GET, DELETE, and PATCH methods rooted at /v1/api/prompts.

The capability includes 4 read-only operations and 8 state-changing operations. Lead operation: List prompts. Can be deployed as a REST endpoint, MCP tool, or Agent Skill via Naftiko.

Tagged areas include LangWatch, Prompts, and Versioning.

Run with Naftiko LangWatchPromptsVersioning

What You Can Do

GET
Listprompts — List prompts.
/v1/api/prompts
POST
Createprompt — Create a prompt.
/v1/api/prompts
GET
Listtags — List prompt tags.
/v1/api/prompts/tags
POST
Createtag — Create or apply a tag.
/v1/api/prompts/tags/{tag}
GET
Getprompt — Get a prompt.
/v1/api/prompts/{id}
PATCH
Updateprompt — Update a prompt.
/v1/api/prompts/{id}
DELETE
Deleteprompt — Delete a prompt.
/v1/api/prompts/{id}
POST
Syncprompt — Sync local prompt state to the server.
/v1/api/prompts/{id}/sync
POST
Tagprompt — Tag a prompt.
/v1/api/prompts/{id}/tags/{tag}
DELETE
Untagprompt — Untag a prompt.
/v1/api/prompts/{id}/tags/{tag}
GET
Listversions — List prompt versions.
/v1/api/prompts/{id}/versions
POST
Restoreversion — Restore a prompt version.
/v1/api/prompts/{id}/versions/{versionId}/restore

MCP Tools

langwatch-listPrompts

List prompts.

read-only idempotent
langwatch-createPrompt

Create a prompt.

langwatch-listTags

List prompt tags.

read-only idempotent
langwatch-createTag

Create or apply a tag.

langwatch-getPrompt

Get a prompt.

read-only idempotent
langwatch-updatePrompt

Update a prompt.

langwatch-deletePrompt

Delete a prompt.

idempotent
langwatch-syncPrompt

Sync local prompt state to the server.

langwatch-tagPrompt

Tag a prompt.

langwatch-untagPrompt

Untag a prompt.

idempotent
langwatch-listVersions

List prompt versions.

read-only idempotent
langwatch-restoreVersion

Restore a prompt version.

Capability Spec

prompts.yaml Raw ↑ 
naftiko: 1.0.0-alpha2
info:
  label: LangWatch Prompts API
  description: 'Version, tag, sync, and restore prompts across projects. Self-contained Naftiko capability covering one LangWatch business surface.'
  tags:
  - LangWatch
  - Prompts
  - Versioning
  created: '2026-05-25'
  modified: '2026-05-25'
binds:
- namespace: env
  keys:
    LANGWATCH_API_KEY: LANGWATCH_API_KEY
capability:
  consumes:
  - type: http
    namespace: prompts
    baseUri: https://app.langwatch.ai
    description: Version, tag, sync, and restore prompts across projects.
    resources:
    - name: api-prompts
      path: /api/prompts
      operations:
      - name: listPrompts
        method: GET
        description: List prompts.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
      - name: createPrompt
        method: POST
        description: Create a prompt.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
    - name: api-prompts-tags
      path: /api/prompts/tags
      operations:
      - name: listTags
        method: GET
        description: List prompt tags.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
    - name: api-prompts-tags-tag
      path: /api/prompts/tags/{tag}
      operations:
      - name: createTag
        method: POST
        description: Create or apply a tag.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: tag
          in: path
          type: string
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
    - name: api-prompts-id
      path: /api/prompts/{id}
      operations:
      - name: getPrompt
        method: GET
        description: Get a prompt.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: id
          in: path
          type: string
          required: true
      - name: updatePrompt
        method: PATCH
        description: Update a prompt.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: id
          in: path
          type: string
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
      - name: deletePrompt
        method: DELETE
        description: Delete a prompt.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: id
          in: path
          type: string
          required: true
    - name: api-prompts-id-sync
      path: /api/prompts/{id}/sync
      operations:
      - name: syncPrompt
        method: POST
        description: Sync local prompt state to the server.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: id
          in: path
          type: string
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
    - name: api-prompts-id-tags-tag
      path: /api/prompts/{id}/tags/{tag}
      operations:
      - name: tagPrompt
        method: POST
        description: Tag a prompt.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: id
          in: path
          type: string
          required: true
        - name: tag
          in: path
          type: string
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
      - name: untagPrompt
        method: DELETE
        description: Untag a prompt.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: id
          in: path
          type: string
          required: true
        - name: tag
          in: path
          type: string
          required: true
    - name: api-prompts-id-versions
      path: /api/prompts/{id}/versions
      operations:
      - name: listVersions
        method: GET
        description: List prompt versions.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: id
          in: path
          type: string
          required: true
    - name: api-prompts-id-versions-versionid-restore
      path: /api/prompts/{id}/versions/{versionId}/restore
      operations:
      - name: restoreVersion
        method: POST
        description: Restore a prompt version.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: id
          in: path
          type: string
          required: true
        - name: versionId
          in: path
          type: string
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
    authentication:
      type: bearer
      value: '{{env.LANGWATCH_API_KEY}}'
      placement: header
  exposes:
  - type: rest
    namespace: prompts-rest
    port: 8080
    description: REST adapter for LangWatch Prompts API.
    resources:
    - path: /v1/api/prompts
      name: listprompts-resource
      description: REST surface for listPrompts.
      operations:
      - method: GET
        name: listPrompts
        description: List prompts.
        call: prompts.listPrompts
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/api/prompts
      name: createprompt-resource
      description: REST surface for createPrompt.
      operations:
      - method: POST
        name: createPrompt
        description: Create a prompt.
        call: prompts.createPrompt
        with:
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/api/prompts/tags
      name: listtags-resource
      description: REST surface for listTags.
      operations:
      - method: GET
        name: listTags
        description: List prompt tags.
        call: prompts.listTags
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/api/prompts/tags/{tag}
      name: createtag-resource
      description: REST surface for createTag.
      operations:
      - method: POST
        name: createTag
        description: Create or apply a tag.
        call: prompts.createTag
        with:
          tag: rest.path.tag
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/api/prompts/{id}
      name: getprompt-resource
      description: REST surface for getPrompt.
      operations:
      - method: GET
        name: getPrompt
        description: Get a prompt.
        call: prompts.getPrompt
        with:
          id: rest.path.id
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/api/prompts/{id}
      name: updateprompt-resource
      description: REST surface for updatePrompt.
      operations:
      - method: PATCH
        name: updatePrompt
        description: Update a prompt.
        call: prompts.updatePrompt
        with:
          id: rest.path.id
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/api/prompts/{id}
      name: deleteprompt-resource
      description: REST surface for deletePrompt.
      operations:
      - method: DELETE
        name: deletePrompt
        description: Delete a prompt.
        call: prompts.deletePrompt
        with:
          id: rest.path.id
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/api/prompts/{id}/sync
      name: syncprompt-resource
      description: REST surface for syncPrompt.
      operations:
      - method: POST
        name: syncPrompt
        description: Sync local prompt state to the server.
        call: prompts.syncPrompt
        with:
          id: rest.path.id
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/api/prompts/{id}/tags/{tag}
      name: tagprompt-resource
      description: REST surface for tagPrompt.
      operations:
      - method: POST
        name: tagPrompt
        description: Tag a prompt.
        call: prompts.tagPrompt
        with:
          id: rest.path.id
          tag: rest.path.tag
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/api/prompts/{id}/tags/{tag}
      name: untagprompt-resource
      description: REST surface for untagPrompt.
      operations:
      - method: DELETE
        name: untagPrompt
        description: Untag a prompt.
        call: prompts.untagPrompt
        with:
          id: rest.path.id
          tag: rest.path.tag
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/api/prompts/{id}/versions
      name: listversions-resource
      description: REST surface for listVersions.
      operations:
      - method: GET
        name: listVersions
        description: List prompt versions.
        call: prompts.listVersions
        with:
          id: rest.path.id
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/api/prompts/{id}/versions/{versionId}/restore
      name: restoreversion-resource
      description: REST surface for restoreVersion.
      operations:
      - method: POST
        name: restoreVersion
        description: Restore a prompt version.
        call: prompts.restoreVersion
        with:
          id: rest.path.id
          versionId: rest.path.versionId
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: prompts-mcp
    port: 9090
    transport: http
    description: MCP adapter for LangWatch Prompts API. One tool per consumed operation.
    tools:
    - name: langwatch-listPrompts
      description: List prompts.
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: prompts.listPrompts
      outputParameters:
      - type: object
        mapping: $.
    - name: langwatch-createPrompt
      description: Create a prompt.
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: prompts.createPrompt
      with:
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: langwatch-listTags
      description: List prompt tags.
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: prompts.listTags
      outputParameters:
      - type: object
        mapping: $.
    - name: langwatch-createTag
      description: Create or apply a tag.
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: prompts.createTag
      with:
        tag: tools.tag
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: langwatch-getPrompt
      description: Get a prompt.
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: prompts.getPrompt
      with:
        id: tools.id
      outputParameters:
      - type: object
        mapping: $.
    - name: langwatch-updatePrompt
      description: Update a prompt.
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: prompts.updatePrompt
      with:
        id: tools.id
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: langwatch-deletePrompt
      description: Delete a prompt.
      hints:
        readOnly: false
        destructive: true
        idempotent: true
      call: prompts.deletePrompt
      with:
        id: tools.id
      outputParameters:
      - type: object
        mapping: $.
    - name: langwatch-syncPrompt
      description: Sync local prompt state to the server.
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: prompts.syncPrompt
      with:
        id: tools.id
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: langwatch-tagPrompt
      description: Tag a prompt.
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: prompts.tagPrompt
      with:
        id: tools.id
        tag: tools.tag
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: langwatch-untagPrompt
      description: Untag a prompt.
      hints:
        readOnly: false
        destructive: true
        idempotent: true
      call: prompts.untagPrompt
      with:
        id: tools.id
        tag: tools.tag
      outputParameters:
      - type: object
        mapping: $.
    - name: langwatch-listVersions
      description: List prompt versions.
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: prompts.listVersions
      with:
        id: tools.id
      outputParameters:
      - type: object
        mapping: $.
    - name: langwatch-restoreVersion
      description: Restore a prompt version.
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: prompts.restoreVersion
      with:
        id: tools.id
        versionId: tools.versionId
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.