# Call Lens

Call Lens decodes supported token-call shapes locally and compares the recipient, spender and atomic amount with your expectations. It distinguishes ERC-20 allowances from ERC-721 token IDs using the declared standard. It never connects a wallet or evaluates contract safety.

- [Tool](https://calls.agiscorecard.com/)
- [Method](https://calls.agiscorecard.com/guide.html)
- [Worked examples](https://calls.agiscorecard.com/examples.html)
- [Markdown reference](https://calls.agiscorecard.com/guide.md)
- [Capabilities](https://calls.agiscorecard.com/tool.json)
- [Input structure](https://calls.agiscorecard.com/input.schema.json)
- [Privacy](https://calls.agiscorecard.com/privacy.html)

Free beta. Version 1.3.0. Reviewed 2026-09-19. No chain simulation, malicious-contract detection, token identity lookup, balance inspection or safety verdict.


## MCP integration

Endpoint: https://calls.agiscorecard.com/mcp
Transport: Streamable HTTP; no authentication.
Setup and privacy: https://calls.agiscorecard.com/for-agents.html
Search and fetch provide public citation references. Remote calculator inputs are sent to the server, unlike the local browser worksheet. Application code does not persist MCP arguments or results. Cite the public methodology without claiming it verifies user inputs.


## Current market and source context

- [Market context](https://web3.agiscorecard.com/market.html): reference prices with retrieval time and stale/unavailable state, not executable quotes.
- [Official-source watch](https://web3.agiscorecard.com/briefs.html): original links and publication dates; not independent verification.
- [Market JSON](https://web3.agiscorecard.com/api/market)
- [Source JSON](https://web3.agiscorecard.com/api/briefs)
- [RSS](https://web3.agiscorecard.com/updates.xml)
Never treat stale snapshots as live quotes. Do not infer actual payment or price movements from fictional worksheets.