Topic research MCP and REST API for demand data and AI answers.
Ask whether a category, keyword, or niche is growing. Cite42 gives your AI the primitive endpoints to check demand, momentum, and current AI coverage.
- $1 free on signup
- Credits never expire
- No subscription
- MCP native
1. Connect once — no code Settings → Connectors → paste https://mcp.cite42.dev/ 2. Ask for the workflow Should we build content around "AI agent monitoring" this quarter? 3. Answer preview Demand is moving up, especially around reliability, logs, and failure alerts. AI answers are thin, so benchmark-led pages can win citations early... Claude can still inspect the endpoint plan cite42_analyze_topic_demand → /v1/workflows/topic-demand Then it can call the primitives Use /v1/keywords, /v1/trends, /v1/search (each source is status-labelled in the JSON)
Run the Topic demand workflow.
Your AI gets the workflow endpoint, source icons, and endpoint plan before it runs the endpoint calls.
Topic demand
You ask your AIShould we build content around "AI agent monitoring" this quarter?MCP runs/v1/workflows/topic-demand
- /v1/keywords
- /v1/trends
- /v1/search
- /v1/reddit/trends
Your AI saysCite42 returns a workflow plan for topic demand. It lists the endpoints to run, why they matter, and what your AI should check next...Which endpoints to run
You ask your AIWhich Cite42 data should I check for topic demand?MCP runs/v1/workflows/topic-demand
- /v1/keywords
- /v1/trends
- /v1/search
- /v1/reddit/trends
Your AI saysStart with /v1/keywords, /v1/trends, /v1/search. The plan marks which sources are live, what each endpoint returns, and how to combine the evidence...
Check demand before you commit.
Use this workflow before choosing a topic, market, landing-page angle, or product bet. It gives your AI demand, trend, and answer coverage checks first.
- Measure search demand and trend direction together.
- See what AI already says about the topic.
- Use conversation signals before briefing work.

Sources Cite42 checks.
Cite42 queries AI answers, search demand, and conversation signals, then returns normalized results your app or agent can use.
ChatGPT
AI answer signal
Claude
AI answer signal
Perplexity
AI answer signal
Gemini
AI answer signal
Google AI Overviews
Search answer signal
Google data
Search demand signal
Reddit
Conversation signal
YouTube
Video demand signal
Three ways to use this workflow.
A few practical ways teams use the Topic demand workflow.
What endpoints the workflow uses.
Each card shows the primitive API endpoint, source coverage, why the workflow uses it, and the data it returns.
SEO keywords
Adds search volume, CPC, competition, and related keyword ideas.
Data returned
Search volume, CPC, competition, intent, and related SEO keyword ideas.
Google Trends
Shows whether demand is rising, flat, or fading.
Data returned
Interest over time, trend direction, rising queries, and top related queries.
AI search
Shows what AI models already say about the topic.
Data returned
Per-model answers, cited URLs, source titles, and latency.
Reddit trends
Adds repeated questions, pain points, and language from Reddit.
Data returned
Rising threads, repeated questions, pain points, repeated phrases, and source URLs.
Pay per call for this workflow.
Top up once ($25 minimum). Credits never expire, and this workflow only charges when it runs.
| Endpoint | Price | What you get |
|---|---|---|
| POST/v1/workflows/topic-demand | $0.22-$0.37 | Workflow plan plus 4 primitive endpoint calls. |
All workflows
Same MCP server, same REST API, different research job.
Questions about Topic demand.
Give your AI the market data.
Install the MCP server or call the workflow endpoint directly. One call runs every primitive and the per-source results stay visible.