| What it does | AI-powered trading platform for backtesting, paper trading and live algo trading on US stocks and ETFs
| Data and simulation layer for prediction markets on Kalshi and Polymarket
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free plan (no time limit, no card required): replay, trading journal, backtests and paper trading. Trader: $29/month or $290/year includes Spyglass AI (up to 30 messages/day), unlimited replays, overfitting checks. Quant: $79/month or $790/year adds live trading, 75 Spyglass messages/day, unlimited
| Free ($0/month) with 60-second delay on live data, 60 API requests/minute, 1 concurrent stream, 5 subscriptions, 20 sim runs/month; Builder ($49/month) with 10-second delay, 600 requests/minute, 5 streams, 25 subscriptions, 100 sim runs/month; Standard ($199/month) with 2-second delay, 3,000 request
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| Key features | - Spyglass AI: describe any setup or indicator and it builds and tests the strategy
- Market replay to practice trading past market days without risking money
- Trading journal to import, replay and analyze your trades
- Backtesting with overfitting checks to validate strategies on historical data
- Paper trading to deploy strategies risk-free against live market data
- Live trading with broker connection and risk controls
- Dead Man's Switch to close positions if browser stops responding
- No coding required; builds strategies from natural language descriptions
- Access to 11,511 US stocks and ETFs
- Portfolio analytics including expectancy, MAE, MFE and performance attribution
| - Order-book history with outcomes and rules for every market on Kalshi and Polymarket
- Live context synchronized on one clock: speech, official text and data releases
- Simulator with venue's real fees and timing for backtesting
- Full REST, WebSocket and SSE access with signed webhooks
- Python and TypeScript SDKs and CLI for programmatic access
- MCP server with phrase and market subscription tools
- Fair-value and live probability models for markets
- Signed receipts and provenance reports for evidence
- Paper trading mode on live record before switching to real exchange keys
- Timestamped facts for resolved market outcomes with speaker attribution
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| What makes it different | - AI builds strategies from plain language without any coding needed
- Complete workflow from practice to live trading in one platform
- Overfitting checks built in to every strategy test
- Replay any past trade on the chart to learn from it
- Free plan with no time limit and no card required
| - Synchronized context on the same clock: order books, market rules, and every speech or data release that moves prices
- Speaker attribution and verdict for each phrase: whether it counts under market rules
- Live recording of order books for every open market rolling out
- No trading signals: users control all decisions and trades with their own exchange keys
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 1 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 2 | 0 |
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| Citation Flow (Majestic) | 12 | 0 |
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| Referring domains (Majestic) | 8 | 0 |
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