Prediction-market directory
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Compare the statements and evidence we have collected. Each column retains its source dates; historical claims and missing fields are visible.
Catalogue fields are historical source statements. Page metadata may refer to a publisher or embedded product. Neither establishes the verified legal operator, present pricing, regulatory status or quality of a service.
Download this comparison as CSV| Field | Manifold API VK-4423af5add87d17a | PolyRouter VK-251bd0c838a3771c |
|---|---|---|
| Product overview | Manifold's play-money market API at api.manifold.markets with key auth, bet and limit order endpoints, WebSocket updates and a 500 requests per minute limit. | One API key for normalized market data, odds and price history from seven prediction market and betting venues. Includes an MCP server for Claude. Currently in open beta. |
| Research classification | Data & APIs | Data & APIs |
| Resource type | Documentation | Product or service |
| Platforms named in product context | Manifold | Polymarket, Kalshi, Manifold, Limitless, SX Bet, Novig, ProphetX |
| Documented capabilities | Not established | Data API: Programmatic access is described in the product overview.; MCP tools: The source describes a Model Context Protocol interface for agent or assistant tools.; Sports and esports: Sports-related events or odds appear in the product scope.; Order book tools: Order book or market depth information appears in the product overview. |
| Latest sourced pricing | Free; market creation and API comments cost mana | Free (open beta) |
| Developer and product resources | Documentation: https://docs.manifold.markets/; Linked source repository: https://github.com/manifoldmarkets/manifold/ | Documentation: https://docs.polyrouter.io/ |
| Website research check | 2026-10-31T02:08:00.685880+00:00; Public page content was obtained during the dated check. Reachability does not establish continuing service availability. | 2026-10-31T02:05:53.991554+00:00; Public page content was obtained during the dated check. Reachability does not establish continuing service availability. |
| Published contributor description | Not supplied | Not supplied |
| Contributor pricing statement | Not supplied | Not supplied |
| Contributor details published | Not supplied | Not supplied |
| Profile claim | No active approved claim | No active approved claim |
| Record evidence | Historical catalogue only | Historical catalogue only |
| Historical product description | Manifold's play-money market API at api.manifold.markets with key auth, bet and limit order endpoints, WebSocket updates and a 500 requests per minute limit. | One API key for normalized market data, odds and price history from seven prediction market and betting venues. Includes an MCP server for Claude. Currently in open beta. |
| Name in the historical catalogue | Manifold API | PolyRouter |
| Reported category | Data & APIs | Data & APIs |
| Reported venues | Manifold | Polymarket, Kalshi, Manifold, Limitless, SX Bet, Novig, ProphetX |
| Historical pricing statement | Free; market creation and API comments cost mana | Free (open beta) |
| Open-source claim | Source says no | Source says no |
| Execution claim | Source says yes | Source says no |
| Historical status statement | live | beta |
| Historical backer statement | Not stated | Not stated |
| Catalogue-reported repository | Not stated | https://github.com/fieldviolence/polyrouter-mcp |
| Catalogue's own check date | 2026-08-27 | 2026-08-27 |
| Catalogue snapshot date (UTC) | 2026-09-08 | 2026-09-08 |
| Operator name in page metadata | Not captured | Not captured |
| Location in page metadata | Not captured | Not captured |
| Founding date in page metadata | Not captured | Not captured |
| Page-declared statements | 0 | 0 |
| Linked repository records | 0 | 0 |
| Vultax assessment | Not assessed | Not assessed |
| Website | https://docs.manifold.markets/api | https://polyrouter.io |
| Evidence | View source (opens in a new tab) Snapshot: Complete profile and history | View source (opens in a new tab) Snapshot: Complete profile and history |
Historical descriptions and catalogue claims: Kairos contributors, CC BY 4.0. Vultax adds source matching, presentation and factual comparisons. Attribution, licences and coverage.