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Based on our record, Alpaca Data API should be more popular than Truebit. It has been mentiond 8 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Have you looked at Alpaca's Market Data API or Polygon.io. Both premium options are reasonably priced and give you access to both historical and real time trades. Source: over 1 year ago
I think https://alpaca.markets/data still offers free api keys for research purposes. Source: almost 2 years ago
Https://alpaca.markets/data - As you see you get 100% market coverage for all US exchanges and unlimited API / WebSocket access. They also have 1min bar historical data (I do not know about the tick level). I can not speak to the quality of the API Access as I have a TotalView subscription. Source: almost 2 years ago
Free tier for researchers, now $99/month for the algotrading access (link: https://alpaca.markets/data). Source: about 2 years ago
Https://alpaca.markets/data free plan has 200 calls/minute limit which is what you want anyway. Source: over 2 years ago
For a more decentralized approach, TrueBit offers a solution for off-chain computation. It involves solvers and verifiers who perform computations and verify them. In case of a challenge, an iterative verification process takes place on-chain. Ethereum miners act as judges to make a final ruling. TrueBit creates a computation market where decentralized applications can pay for verifiable computation outside of the... - Source: dev.to / 12 months ago
Yes, it is on truebit.io site: "Truebit combines with bulletproofs to achieve compact, zero-knowledge proofs without trusted setup. ". Source: almost 2 years ago
Bullish.email - The Stock Market in your inbox every morning
Polkadot - Polkadot is a Web3 decentralized cross-blockchain protocol that seeks to connect different blockchains, enabling them to share security, interoperate and transact with each other.
Robinhood - Free stock trading service.
Chainlink - Chainlink Marketing Platform provides advanced marketing automation, business intelligence, and attribution across all channels.
Trigger Finance - IFTTT for the stock market
iExec - Blockchain-Based Decentralized Cloud Computing.