PredictHQ vs Vivid Seats for AI agents
PredictHQ is a paid event-intelligence API that returns deduplicated real-world events with impact scores, used mainly for demand forecasting. Vivid Seats offers an affiliate program with deep links to its ticket marketplace; it publishes no public developer API.
The short answer
- PredictHQ: Forecasting demand around events with attendance and impact estimates, rather than sending people to buy tickets.
- Vivid Seats: Earning commission by linking people to resale tickets on Vivid Seats, not for querying event data.
Side by side
| PredictHQ | Vivid Seats | |
|---|---|---|
| Searches | Events in 19 categories, from concerts, sports, festivals and conferences to public holidays, severe weather and airport delays. | – |
| Returns | Title, category, start date, location (geometry, address), a 0-100 rank, predicted attendance, predicted event spend in USD and linked entities such as the venue. | – |
| Before the first call | A PredictHQ account (sign up for free) and an API token created in the web app. What you can query depends on your subscription. | Sign up as a partner through Impact (the affiliate page links to app.impact.com). |
| Free | A free trial with no credit card needed; the trial length is not stated. | – |
| Acting on a result | Nothing: the event schema has no ticket or booking link. | Affiliate link: ticket links that deep-link to any event, with 30-day cookies and commission on sales. |
| Limits on keeping or showing results | Caching, storing or keeping copies of PredictHQ data is prohibited unless you buy the Storage extension or agree otherwise in writing; displaying data requires attribution. | – |
| AI in its terms | Training or fine-tuning any AI tool, including LLMs, on PredictHQ data, or creating embeddings from it, is prohibited without written authorisation in an Order Form. | – |
| Coverage | Global. | Events in the U.S., Canada and abroad, per the affiliate page. |
| MCP server | Official hosted MCP server at https://mcp.predicthq.com/v1/mcp (OAuth or API key). | – |
Where Openpath fits
Openpath has no event listings yet. Events are on its roadmap, from organizers who list them themselves. Get listed.
Questions people ask
What do I need before I can use PredictHQ?
A PredictHQ account (sign up for free) and an API token created in the web app. What you can query depends on your subscription.
Is PredictHQ free?
A free trial with no credit card needed; the trial length is not stated.
Sources
Every line about another company comes from its own pages. Prices and terms change, so check the source before you rely on one.
PredictHQ, read on October 15, 2026:
- predicthq.com/pricing: “Free Trial - No Credit Card Needed”
- predicthq.com/pricing: “Comprehensive high-quality global coverage of events across 19 different categories”
- docs.predicthq.com/api/events/search-events.md: “A log scale numerical value between 0 and 100 with a five-level hierarchical impact schema.”
- docs.predicthq.com/api/events/search-events.md: “A numerical value that reflects the predicted attendance for supported attendance-based categories.”
- docs.predicthq.com/api/events/search-events.md: “you don't receive an error when requesting a date range or location”
- docs.predicthq.com/getting-started/api-quickstart.md: “Store the token somewhere safe. The WebApp doesn't show it again.”
- docs.predicthq.com: “Structured, deduplicated real-world events for discovery, explainability, and building trust in AI-driven decisions.”
- predicthq.com/legal/terms: “cache, store, download, scrape, or retain a copy of”
- predicthq.com/legal/terms: “whenever Customer displays PredictHQ Data on its website or within its app”
- predicthq.com/legal/terms: “use PredictHQ Data to train or fine tune any AI Tool”
- predicthq.com/legal/terms: “use any AI Tool to create embeddings from PredictHQ Data”
- predicthq.com/legal/terms: “unless explicit prior written authorisation is given by PredictHQ in an Order Form.”
- docs.predicthq.com/ai/mcp.md: “The PredictHQ MCP server connects AI assistants and agent-based systems directly to PredictHQ's APIs.”
- docs.predicthq.com/ai/mcp.md: “https://mcp.predicthq.com/v1/mcp”
Vivid Seats, read on October 15, 2026:
- vividseats.com/affiliates: “ticket links that can deep-link to any event on our marketplace”
- vividseats.com/affiliates: “30-day traffic cookies, so you can capture sales even if users don't convert the first time”
- vividseats.com/affiliates: “Commission earned with every successful sale and distributed in monthly payments”
- vividseats.com/affiliates: “You'll have access to Vivid Seats' entire inventory”