name: thirds.ai
description: Turn one design into content at scale. thirds.ai makes editable templates from a text prompt, HTML,
  a picture, or gallery and renders PDFs and images via a web app, REST API, or hosted MCP server. Outputs are PDF,
  PNG, JPEG, and WebP.
url: https://raw.githubusercontent.com/api-evangelist/thirds-ai/refs/heads/main/apis.yml
created: '2026-09-18'
modified: '2026-09-18'
specificationVersion: '0.21'
tags:
- pdf-automation
- image-automation
- document-generation
- html-to-pdf
- html-to-image
- template-rendering
- branded-content
- developer-tools
- mcp-server
- agent-native
- marketing-ops
apis:
- name: thirds.ai REST API
  description: REST API for HTML-to-PDF, HTML-to-image, AI template generation, template editing, brand kits, rendering,
    and batch operations. Bearer API key auth with idempotency support.
  humanURL: https://thirds.ai/docs/api-reference
  baseURL: https://thirds.ai/v1
  tags:
  - pdf-automation
  - image-automation
  - document-generation
  - html-to-pdf
  - html-to-image
  - template-rendering
  - branded-content
  - developer-tools
  - mcp-server
  - agent-native
  - marketing-ops
  properties:
  - type: OpenAPI
    url: openapi/thirds-ai-openapi.yml
  - type: OpenAPI
    url: https://thirds.ai/v1/openapi.json
  - type: Documentation
    url: https://thirds.ai/docs
  - type: LLMsTxt
    url: https://thirds.ai/llms.txt
  - type: Overlay
    url: overlays/thirds-ai-openapi-overlay.yaml
  - type: APIReference
    url: https://thirds.ai/docs/api-reference
  - type: GettingStarted
    url: https://thirds.ai/docs/quickstart
- name: thirds.ai MCP Server
  description: Hosted MCP server exposing thirds.ai tools (create_brand_kit, create_template, edit_template, publish_template,
    render, create_batch, get_status, and more) over Streamable HTTP with bearer-token auth. Uses your existing
    account, credits, and templates.
  humanURL: https://thirds.ai/docs/mcp
  baseURL: https://thirds.ai/mcp
  tags:
  - pdf-automation
  - image-automation
  - document-generation
  - html-to-pdf
  - html-to-image
  - template-rendering
  - branded-content
  - developer-tools
  - mcp-server
  - agent-native
  - marketing-ops
  properties:
  - type: MCPServer
    url: mcp/thirds-ai-mcp.yml
  - type: MCPServer
    url: https://thirds.ai/mcp
  - type: Documentation
    url: https://thirds.ai/docs/mcp
  - type: LLMsTxt
    url: https://thirds.ai/llms.txt
  - type: ToolCrosswalk
    url: mcp/thirds-ai-tool-crosswalk.yml
maintainers:
- FN: thirds.ai
  url: https://thirds.ai
  email: support@thirds.ai
generated:
  by: apis.io/add
  model: claude-opus-4-8
  confidence: 96
  at: '2026-09-18T09:14:04.214Z'
common:
- type: DomainSecurity
  url: security/thirds-ai-domain-security.yml
- type: Authentication
  url: authentication/thirds-ai-authentication.yml
- type: Website
  url: https://thirds.ai
- type: Documentation
  url: https://thirds.ai/docs
- type: Pricing
  url: https://thirds.ai/pricing
- type: Support
  url: https://thirds.ai/support
- type: Blog
  url: https://thirds.ai/blog
- type: TermsOfService
  url: https://thirds.ai/terms
- type: PrivacyPolicy
  url: https://thirds.ai/privacy
- type: ChangeLog
  url: https://thirds.ai/changelog
- type: LLMsTxt
  url: llms/thirds-ai-llms.txt
- type: Conventions
  url: conventions/thirds-ai-conventions.yml
- type: Idempotency
  url: conventions/thirds-ai-conventions.yml
- type: Conformance
  url: conformance/thirds-ai-conformance.yml
- type: Lifecycle
  url: lifecycle/thirds-ai-lifecycle.yml
- type: Plans
  url: plans/thirds-ai-plans-pricing.yml
- type: RateLimits
  url: rate-limits/thirds-ai-rate-limits.yml
- type: Sandbox
  url: sandbox/thirds-ai-sandbox.yml
- type: ErrorCatalog
  url: errors/thirds-ai-problem-types.yml
- type: DataModel
  url: data-model/thirds-ai-data-model.yml
- type: Webhooks
  url: asyncapi/thirds-ai-webhooks.yml
- type: AgentSkill
  url: skills/_index.yml
- type: VulnerabilityDisclosure
  url: security/thirds-ai-vulnerability-disclosure.yml
- type: Security
  url: security/thirds-ai-vulnerability-disclosure.yml
x-enrichment:
  date: '2026-09-18'
  status: enriched
  artifacts_added: 22
  pass: local-v3