Polytoolhub
What is Predexon?
Predexon offers REST market and wallet data alongside WebSocket feeds and a downloadable tick archive. Its subscription quota applies to premium endpoints, while the bulk tick-history workflow first prices a selected slice and then produces compressed Parquet downloads.
Who it is for
- Developers building terminals or wallet trackers
- Researchers requiring tick-history slices
- Teams integrating several prediction venues
Features and coverage
- Available on
- REST API, WebSocket, Parquet
- Markets & venues
- Polymarket, Kalshi, Opinion, Limitless, Predict.fun
- Market discovery
Search supported venue catalogs and query prices and books.
- Wallet intelligence
Read wallet activity, P&L, leaderboards and smart-money endpoints where the plan permits.
- Live channels
Subscribe to supported trade, activity, order-book and lifecycle streams.
- Bulk tick history
Quote a bounded market/time slice and download compressed Parquet through signed URLs.
- Free historical endpoint allowance
Standard historical endpoints do not consume the premium monthly request quota.
- Reference data
Supported integrations include Binance reference data in addition to prediction venues.
- Plan-specific subscriptions
Control the number of subscriptions and items according to the account tier.
Workflows with Predexon
Build a wallet activity view
Resolve the wallet and market, read historical activity and attach a live subscription within the plan’s channel allowance.
Acquire a tick sample
Choose the venue, market and time interval, request a free quote and inspect the size and price before downloading.
Scale a market service
Separate standard and premium endpoint usage in monitoring, and budget REST quota independently from stream subscriptions.
Pricing and total cost
REST plans and bulk tick-history downloads have separate cost models.
Free
$0
- 1 request/second
- 1,000 premium requests/month
- Core REST; no WebSocket
Dev
$49/month
- 20 requests/second
- 1M premium requests/month
- 10 subscriptions × 10 items on eligible channels
Pro
$249/month
- 100 requests/second
- 5M premium requests/month
- Broader WebSocket channels and capacity
Enterprise
From $499/month
- Custom request and streaming limits
Fees and usage costs
- Premium overages: Dev $5 per 100k; Pro $2.50 per 100k. Bulk ticks are priced per GiB after a free slice quote; same-slice re-downloads are free within 24 hours.
Trial: Pro has a 3-day trial.
Getting started
Before you start: Unlimited standard historical endpoints do not make the separately quoted bulk tick product free.
- Create a key and run a small market request.
- Choose REST, streaming or bulk ticks for the actual task.
- Inspect endpoint and channel eligibility for the plan.
- For history downloads, obtain a quote first.
- Record venue, identifiers and coverage with the stored data.
Useful links
What to check
- Unlimited standard historical endpoints do not make the separately quoted bulk tick product free.
- Trade history and recorded order-book history have different starting points.
- Mempool-aware activity precedes confirmation; retain the relevant event state in downstream displays.
- Dev streaming covers fewer channels than Pro.
- A public L2 book records displayed levels, not necessarily your hypothetical queue position.
A closer look
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Frequently asked questions about Predexon
Does historical usage count against premium quota?
The listed standard historical endpoints do not; bulk tick downloads use a separate quote-and-download model.
Does Free include streaming?
No.
Can I price a tick slice before buying it?
Yes. The tick quote endpoint is free.
Can one subscription plan cover every streaming channel?
Channel and subscription limits depend on the tier.