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Content & AI APIs APIs

APIs for AI-powered content creation, optimization, and semantic analysis.

7 APIs in this category

OpenAI API

Paid

GPT-4 for content creation, optimization, and SEO tasks

Use GPT-4 to generate content briefs, optimize meta descriptions, create title variations, summarize pages, and automate SEO writing tasks at scale.

Pricing

GPT-4o from $5 per million input tokens

Use cases

  • Bulk meta description generation
  • Content brief creation at scale
  • Title tag A/B variations
  • FAQ and schema content generation

Google Gemini API

Freemium

Google's multimodal AI for content and search tasks

Leverage Google's Gemini models for content generation, semantic understanding, and search-oriented tasks. Especially useful for tasks requiring Google-aligned reasoning.

Pricing

Free tier available; paid from $0.075 per million tokens

Use cases

  • Google-aligned content generation
  • Semantic content analysis
  • Multi-language SEO content
  • Search intent matching

Clearscope API

Paid

Content grading and keyword recommendations API

Clearscope analyzes top-ranking content and recommends terms and topics to include. The API automates content grading and optimization workflows for editors and writers.

Pricing

Plans from $170/month; API on higher tiers

Use cases

  • Content optimization scoring
  • Term recommendation automation
  • Editorial workflow integration
  • Competitive content benchmarking

MarketMuse API

Paid

Topic authority planning and content scoring at scale

MarketMuse maps your content to topic authority gaps and scores existing pages against competitors. The API enables automated content auditing and strategic planning.

Pricing

Plans from $149/month; API on enterprise

Use cases

  • Topic authority gap analysis
  • Content quality scoring
  • Strategic content planning
  • Automated content auditing

Frase API

Paid

AI-powered content briefs and SERP research

Frase analyzes top SERP results and generates content briefs with target topics, questions, and outlines. The API automates brief creation for high-volume content teams.

Pricing

Plans from $14.99/month; API on higher tiers

Use cases

  • Automated content brief generation
  • SERP analysis for writers
  • PAA question research
  • Outline and structure generation

Surfer SEO API

Paid

NLP-based content scoring and keyword recommendations

Surfer SEO's API scores content against top-ranking pages using NLP and term frequency analysis. Get recommendations for word count, keyword usage, headings, and page structure.

Pricing

Plans from $89/month; API access on higher tiers

Use cases

  • Content score optimization
  • NLP keyword recommendations
  • On-page structure analysis
  • Content audit automation

Copy.ai API

Freemium

AI copywriting for SEO-optimized content at scale

Generate SEO-friendly blog posts, product descriptions, meta tags, and social copy using Copy.ai's API. Supports brand voice customization and workflow automation.

Pricing

Free: 2,000 words/month; Pro from $36/month

Use cases

  • Bulk product description generation
  • Meta tag creation at scale
  • Blog post drafting
  • SEO content templates

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