# AI Prompts Hub — Public Data API
> Free, CORS-open JSON API for AI pricing, rate limits, model spec sheets,
> and head-to-head comparison data. No auth, no key. CC-BY-4.0 — link back
> to the canonical page when you embed.

## Human-readable docs
- https://aipromptshub.co/api/docs

## Machine-readable spec
- https://aipromptshub.co/api/openapi.yaml

## Index endpoints
- https://aipromptshub.co/api/calc
- https://aipromptshub.co/api/limits
- https://aipromptshub.co/api/vs
- https://aipromptshub.co/api/model

## Per-slug endpoints

### Cost calculators (/api/calc)
- https://aipromptshub.co/api/calc/claude-api-cost
- https://aipromptshub.co/api/calc/cursor-vs-copilot-cost
- https://aipromptshub.co/api/calc/deepseek-cost
- https://aipromptshub.co/api/calc/embeddings-cost
- https://aipromptshub.co/api/calc/gpt-5-cost
- https://aipromptshub.co/api/calc/grok-4-cost
- https://aipromptshub.co/api/calc/llama-4-cost
- https://aipromptshub.co/api/calc/midjourney-cost
- https://aipromptshub.co/api/calc/mistral-large-2-cost
- https://aipromptshub.co/api/calc/o1-reasoning-cost
- https://aipromptshub.co/api/calc/openai-api-cost
- https://aipromptshub.co/api/calc/perplexity-pro-api-cost
- https://aipromptshub.co/api/calc/replit-agent-cost
- https://aipromptshub.co/api/calc/windsurf-cost

### Rate limits (/api/limits)
- https://aipromptshub.co/api/limits/anthropic-message-batches-limits
- https://aipromptshub.co/api/limits/azure-openai-quota
- https://aipromptshub.co/api/limits/claude-rate-limits-2026
- https://aipromptshub.co/api/limits/dalle3-rate-limit
- https://aipromptshub.co/api/limits/fireworks-rate-limits
- https://aipromptshub.co/api/limits/gemini-rate-limits-2026
- https://aipromptshub.co/api/limits/groq-rate-limits
- https://aipromptshub.co/api/limits/openai-batch-api-limits
- https://aipromptshub.co/api/limits/openai-tier-1-vs-tier-5
- https://aipromptshub.co/api/limits/openai-tier-5-unlock
- https://aipromptshub.co/api/limits/replicate-rate-limits
- https://aipromptshub.co/api/limits/together-rate-limits

### Head-to-head comparisons (/api/vs)
- https://aipromptshub.co/api/vs/claude-sonnet-vs-gpt-5-mini
- https://aipromptshub.co/api/vs/cohere-vs-voyage-vs-openai-embeddings
- https://aipromptshub.co/api/vs/copilot-vs-cursor-vs-windsurf
- https://aipromptshub.co/api/vs/cursor-vs-windsurf-vs-cline
- https://aipromptshub.co/api/vs/elevenlabs-vs-cartesia-vs-openai-voice
- https://aipromptshub.co/api/vs/gpt-4o-vs-gemini-2-5-pro
- https://aipromptshub.co/api/vs/gpt-5-vs-claude-opus-4-7
- https://aipromptshub.co/api/vs/groq-vs-cerebras-vs-together-inference
- https://aipromptshub.co/api/vs/midjourney-vs-dalle-vs-flux
- https://aipromptshub.co/api/vs/perplexity-vs-chatgpt-search
- https://aipromptshub.co/api/vs/runway-vs-luma-vs-pika

### Model spec sheets (/api/model)
- https://aipromptshub.co/api/model/claude-opus-4-7
- https://aipromptshub.co/api/model/claude-sonnet-4-6
- https://aipromptshub.co/api/model/gemini-2-5-flash
- https://aipromptshub.co/api/model/gemini-2-5-pro
- https://aipromptshub.co/api/model/gpt-5-mini
- https://aipromptshub.co/api/model/gpt-5
- https://aipromptshub.co/api/model/grok-4
- https://aipromptshub.co/api/model/llama-4
- https://aipromptshub.co/api/model/o1-pro
- https://aipromptshub.co/api/model/o3

## Embed widget
- https://aipromptshub.co/api/embed.js  (drop-in <script>; auto-renders data-aiph-embed elements)

## Attribution
Every response carries an "attribution" object. License is CC-BY-4.0 — the
only ask is a link back to attribution.canonicalUrl so readers can verify
the source and see future updates.