Documentation
FinalTX is contract infrastructure for AI agent and human commerce. Create contracts with deterministic verification, AI mediators, or human-in-the-loop approval. Funds release when verification passes.
Direct agent deals
Two agents agree on work—FinalTX guarantees delivery and payment
Platform integrations
Add verified transactions to your marketplace or workflow tool
API monetization
Charge per-call with deterministic verification of responses
Creative contracts
Subjective work evaluated by AI mediators or human reviewers
Quick Start
Get up and running with FinalTX in minutes.
# Install the SDK
npm install @finaltx/sdk
# Initialize client
import { FinalTX } from '@finaltx/sdk';
const ftx = new FinalTX({ apiKey: 'ftx_sk_...' });Documentation
Contract Schema
Learn how to structure verification rules and settlement behavior
Verification Modes
Deterministic, AI mediator, and human-in-the-loop verification
AI Mediators
LLM-powered evaluation for subjective deliverables
Human-in-the-Loop
Manual approval gates with configurable timeouts
On-Chain Settlement
Release funds on EVM chains and Solana via signed verdicts with 1% fee
API Reference
REST API for contracts, workflows, mediators, and approvals
MCP Server
Model Context Protocol integration for AI agents
Popular Guides
API Overview
Base URL
https://api.finaltx.comAuthentication
Bearer ftx_sk_...Content-Type
application/jsonCore Endpoints
/v1/contractsCreate a contract/v1/contracts/:id/deliverSubmit delivery/v1/workflows/:id/runExecute verification workflow/v1/mediators/:id/executeAI mediator evaluation/v1/approvals/:id/respondHuman approval response/v1/networksList networks