Developers

Freight infrastructure for developers

Warp gives you a self-serve REST API, CLI, and MCP server to quote, book, and track freight programmatically. 20,000+ carriers. 50+ cross-dock facilities. All inclusive pricing. No phone calls. No portals. Just code.

Get API Key API Docs

REST API · CLI · MCP · Sandbox keys · Structured JSON · Works with API-capable agents

Part of Warp's AI freight infrastructure. See all AI capabilities →

REST APIquote, book, track

CLIship from terminal

20,000+carriers in network

Get started in 30 seconds

Get a freight quote with one API call. No SDK required.

curl

curl -X POST https://www.wearewarp.com/api/v1/freight/quote \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer wak_live_YOUR_KEY" \
  -d '{
    "pickupZip": "90001",
    "deliveryZip": "10001",
    "pickupDate": "2026-06-15",
    "pallets": 2,
    "weightPerPallet": 500
  }'

Or use the CLI.

terminal

$ warp-agent ltl quote 90001 85001 --pallets 2 --weight 600 --dims 48x40x48 --date 2026-05-01

{
  "warp_quote_id": "PRICING_abc-123",
  "warp_price": 485.00,
  "transit_days": 2,
  "options": [
    { "carrier": "Warp Technology", "rate": 485.00, "transit_days": 2, "option_id": "PRICING_abc-123" },
    { "carrier": "GlovaLink", "rate": 512.40, "transit_days": 3, "option_id": "OPT_..." }
  ]
}

Or let an API-capable assistant wire it into your app.

AI assistant

You: Ship 2 pallets from LA to Phoenix. Cheapest option.

Assistant: Calling Warp API...
  LTL: $485 | 2 day transit
  Box truck: $790 | 1 day transit

LTL is cheapest. Want me to book it?

Guides and references

Start here

Programmable Freight

The thesis. Why freight should work like Stripe. Quote, book, and track with a few lines of code.

API reference

Freight API Reference

Self-serve quote, book, track, and OpenAPI reference with exact Bearer auth and request schemas.

Tools API

Freight Class API

Free public REST endpoint for NMFTA density-based LTL freight class. 60/hr without a key, 1,000/hr with a free sandbox key. CORS open.

Tools API

Freight Density API

Pounds per cubic foot (PCF) from shipment dimensions and weight. Returns density, cubic feet, and the NMFTA-derived class. CORS open.

Tools API

Dim Weight API

Dimensional weight calculator with configurable dim factor. Returns billable weight (max of actual vs dim) for parcel and small-pack carriers.

Tools API

CBM Calculator API

Cubic meters for international ocean and air freight. Returns CBM, total CBM, and volumetric weight for both air (×167) and ocean (×1000).

Tools API

Rate Per Mile API

Compute $/mile from total cost and miles. Returns vs-benchmark comparison against published 2026 LTL and TL averages.

Tools API

Pallet Weight API

Total shipment weight from case count + per-case weight + optional pallet tare. Returns total, total with pallets, and per-pallet weight.

Tools API

Truck Payload API

Given cargo weight + vehicle type (cargo van through 53 ft dry van), returns remaining capacity, weight utilization, and over/within-capacity status.

Tools API

Container Load API

Pallet-fit calculator for 20 ft / 40 ft / 40 ft HC / 53 ft equipment. Tests both orientations, double-stack check, floor + volume utilization, weight-limited flag.

Tools API

Freight Insurance API

Cargo insurance premium estimator. Industry-standard rates by commodity type. Returns premium, cost-per-$100, and estimated deductible.

Tools API

Fuel Surcharge API

LTL fuel surcharge for the 6 largest US LTL carriers. Scales by DOE on-highway diesel price. Returns effective surcharge % and dollar impact.

Tools API

Accessorial Fee API

Industry-standard LTL accessorial fee ranges. 8 common accessorials (liftgate, residential, inside, appointment, reweigh, reclass, limited access).

MCP

Warp MCP Server

Connect any MCP-compatible tool directly to Warp freight workflows. Native tool calls for quoting, booking, tracking, documents, and invoices.

Quickstart

Freight API Tutorial

Ship your first load in 5 minutes. Step by step from API key to delivery with curl, Python, and Node.js examples.

Claude Code

Ship Freight with Claude Code

Describe a shipment in natural language. Claude Code calls the Warp API and books it. No portal. No phone call.

AI agents

AI Freight Agent

Build AI agents that autonomously quote, compare, book, track, and manage freight. Designed for LangChain, CrewAI, and custom agents.

Vibe coding

Vibe Coding Freight

Vibe coding meets logistics. Describe shipments in natural language from Cursor, Claude Code, or any AI tool.

Tutorial

Build a Shipping App in 10 Minutes

Tutorial: add a complete freight shipping feature to your app. Quote, book, and track shipments.

CLI

Warp CLI for AI Agents

Ship freight from your terminal. The CLI turns freight operations into shell commands. Built for developers and AI agents.

Guide

How to Ship Freight Programmatically

The complete guide to moving physical goods with code. REST API, CLI, tracking, and AI coding tools.

Comparison

Freight API vs EDI

Why developers are replacing X12 EDI with REST APIs. Side by side comparison of every freight operation.

Migration

Replace EDI with a Freight API

Migration guide: move from X12 204/214/210 to structured JSON. No VAN provider. Integrate in one afternoon.

Architecture

Headless Freight Infrastructure

Freight without the portal. Embed quoting, booking, and tracking into any system. Your UI. Our network.

Comparison

Freight API vs Freight Broker

Instant rates vs phone calls. Structured tracking vs email threads. See the full comparison and when to use each.

Build your own

Build Your Own TMS

Build a transportation management system without building carrier integrations. Warp handles the freight layer.

Build your own

Build a Freight Marketplace

Launch a freight marketplace in weeks. 20,000+ carriers on day one through Warp API.

Build your own

Build Your Own 3PL Software

Custom 3PL tools powered by Warp freight infrastructure. Client portals, multi-tenant, branded experience.

Build your own

Build Freight Broker Software

Build a digital brokerage on real carrier infrastructure. Automated dispatch, tracking, and exception management.

Build your own

Build a Shipping Platform

Add freight shipping to your SaaS product. Embed quoting, booking, and tracking. New revenue stream.

SaaS integration

Add Shipping to Your SaaS

Embed Warp freight into your SaaS product with three API calls. White label ready. Revenue from day one.

Comparison

MCP vs CLI

Compare MCP server and CLI tool integrations. When to use each for freight AI agents and developer workflows.

External resources

Self-Serve API Reference

Canonical public API docs for wak_live_* Bearer keys, quote, book, and track

Warp Agent CLI

@warpfreight/cli-agent -- install, login, quote, book, track from your terminal

Warp MCP Server

warp-agent-mcp -- freight tools for MCP-compatible coding and agent workflows

OpenAPI Spec

Machine readable self-serve API specification

What you can ship

LTL

1 to 12 pallets

Routes through 50+ Warp operated cross-dock facilities. Per pallet pricing. No fuel surcharges.

Truckload

Dry van and reefer

Safety vetted carriers. ELD integrations for continuous visibility. Up to 44,000 lbs.

Box truck

26 foot, liftgate equipped

1 to 12 pallets. Temperature controlled available. All liftgate equipped.

Cargo van

Same day dispatch

Cartons, cases, parcels, or up to 3 pallets. Urban storefronts and tight access locations.

Start building

Get instant freight rates from 20,000+ carriers. No software fees. API access included.

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