The directory of tools for agents

Call when an agent needs a decoded JWT header with no signature check. Exact $0.009 USDC. Prefer unpaid POST /v1/sandbox/jwt-header first.

Call when an agent needs a decoded JWT payload with no signature check. Exact $0.01 USDC. Prefer unpaid POST /v1/sandbox/jwt-payload first.

Computes the 4-byte selector for a function signature (e.g. transfer(address,uint256) → 0xa9059cbb). The inverse of the decoder — useful for a…

Decodes (does not verify) a JWT by base64url-decoding its header and payload segments. Signature validity is never checked — do not use this t…

Decode a JSON Web Token without verifying it: returns the header, the claims, the signature length and algorithm, and a computed view of the t…

The first MCP governed by ICA. Every action is gated and sealed with a verifiable receipt.

Lodestar Stamp receipt reads, one per business the shortlist finds

Local Apple Ads research, optimization, and receipt-gated App Store campaign management.

Repair malformed JSON that fails a schema. Deterministic only; refuses to guess; signed receipt.

Signed public receipt, refusal or rule entry in the FABA trust log

Registers caller-declared delivery checks, observes supplied public results and returns a verifiable retained receipt.

A local receipt and approval gate for AI agent sessions. The agent can act, but it cannot sign.