Point-in-time agent research context
Crypto Asset Signal Snapshot
Preview one asset for free, then use the existing Base/x402 route for a complete point-in-time research snapshot. Descriptive context only; not a trading recommendation.
- Upstream observation
- Derived context
- Validation metadata
- JSON research response
Response contents
Free validation before one focused snapshot
The preview checks whether the selected asset, source, freshness, and response shape fit the research task before any paid request is created.
- AssetsBTC, ETH, SOL, SUI, and ADA
- Contexttrend, liquidity, variability, and freshness
- Evidencesource mode, source hash, lineage, and limitations
- Deliveryone compact JSON response for an agent workflow
How to interpret this data: The output summarizes observed market context. It does not predict returns, recommend a trade, or provide execution instructions.
| What’s included | Free preview | Complete snapshot $0.01 |
|---|---|---|
| Freshness and source | Included | Included with the complete response |
| Signal context | Reduced values and field inventory | All currently available selected-asset fields |
| Trend windows | Availability and reduced context | Complete available trend-window context |
| Lineage and limits | Summary | Complete source hash, lineage, and limitations |
Confirm asset support, freshness, source mode, reduced signal context, and paid field inventory before authorization.
View BTC previewGET https://api.sourcestrand.com/v1/preview/crypto/asset-signal?asset=BTC&buyer_hint=web-crypto-asset-signal
The existing checkout confirms this exact resource and Base USDC amount before any wallet signature.
Review Asset Signal checkoutGET https://api.sourcestrand.com/v1/paid/crypto/asset-signal?asset=BTC&buyer_hint=web-crypto-asset-signal
Machine-readable supported assets, source availability, exact preview and paid handoffs, price, and limitations.
Open product JSONGET https://api.sourcestrand.com/data-products/crypto-asset-signal.json
Compare Asset Signal with the existing Dirty Work, Agent Effort, Workbench, Quant, and regulatory products without changing this focused contract.
Compare crypto products- Uses a symbol-only request for BTC, ETH, SOL, SUI, or ADA.
- Packages routine trend, liquidity, variability, freshness, and evidence checks for automated research workflows.
- Keeps source attribution, source hash, lineage, and limitations attached to the response.
- Uses the existing low-cost Base/x402 paid route without creating a new payment contract.
- Derived point-in-time research context only; raw upstream payloads are not redistributed.
- Not a realtime execution, order-book, or complete historical market-data feed.
- Not financial, investment, or trading advice.
- Open the free preview and confirm the selected asset, source mode, freshness, and field fit.
- Use the dedicated machine offer or broader family page to confirm this is the narrowest suitable product.
- Review the exact Base USDC amount before approving a wallet signature.
- Raw provider payloads, exchange ticks, and order-book depth.
- A complete historical export for buyer-side signal recomputation.
- Trade execution, allocation, or return predictions.
- Use a stable pseudonymous buyer_hint for attribution.
- Call the free preview first and use only the exact paid handoff returned by the live response.
- Confirm the route is present in /x402/resources.json before creating a payment intent.
- Stop before payment when readiness fails or x-sourcestrand-no-charge=true is returned.
Send live requests to https://api.sourcestrand.com. Product JSON and OpenAPI describe the machine-readable contract.
This command uses a locally configured wallet. Signing stays local, and private keys or raw signatures are not printed.
GET https://api.sourcestrand.com/v1/payment/intent?resource_url=https%3A%2F%2Fapi.sourcestrand.com%2Fv1%2Fpaid%2Fcrypto%2Fasset-signal%3Fasset%3DBTC%26buyer_hint%3Dweb-crypto-asset-signal