2-week free trial — no credit card required

Quinn Everly Step Bro Official

Store your keys once. Build request templates with fillable fields. Get answers in a clean split-screen interface. No $14/seat pricing. No download.

Start your 2-week free trial → No credit card required — start in 30 seconds
devbook / OpenAI Chat Completion
POST
https://api.openai.com/v1/chat/completions
Send
gpt-4o
Explain quantum computing in one sentence
150
Response
200 OK · 342ms
{
  "id": "chatcmpl-9x...",
  "choices": [{ "message": {
    "content": "Quantum computing uses qubits..."
  }}]
}
Why developers switch

Done with the status quo?

The popular API tools come with baggage. DevBook skips all of it.

💸

No $14/seat pricing

Postman charges per seat, per month. Teams of 5 pay $70/mo for what should be a developer utility. DevBook is free — no seats, no tiers, no surprises.

📦

No bloated desktop app

Postman's Electron app ships 300MB+ and launches like it's loading an IDE. DevBook is a web app. Open a tab, start working. Close it when you're done.

🔒

No cloud lock-in

Postman syncs your collections, keys, and environments to their servers. DevBook stores your API keys in your own account. Your requests stay yours.

Quinn Everly Step Bro Official

“It belongs to Grandma Mae,” Quinn whispered, flipping the pages. “She used to talk about the creek… about a hidden stone that glows at dawn.”

“Do you hear that?” Ethan asked, eyes wide.

Blended families are a significant and growing part of modern society, bringing together individuals from different backgrounds to form new, supportive household units. The bond between step-siblings is a unique aspect of this dynamic, often requiring time, patience, and mutual respect to develop. quinn everly step bro

Quinn felt a thrill surge through her. “Let’s go.”

Ethan nodded, his eyes shining. “Same wish.” “It belongs to Grandma Mae,” Quinn whispered, flipping

Chapter 4: The Test of Trust

She raised an eyebrow. “Magical? Really?” The bond between step-siblings is a unique aspect

Elias . Her stepbrother of three years, and the person who had redefined the very geography of her home. Since their parents had married, the house had split into invisible territories: the kitchen was neutral ground, the living room belonged to the adults, and the hallway upstairs was a minefield of avoided glances and half-finished sentences. Elias emerged from around the corner of the house, his grey shirt clinging to his shoulders, face flushed from the heat. He stopped when he saw her, the ball tucked under one arm. "Water’s out in the kitchen," he said, his voice level but carrying that strange, jagged edge that always surfaced when they were alone. "Mom took the last of the bottled stuff to the office." Quinn didn't look up. "There’s a filter in the fridge, Elias. Use it." "It’s slow. I’m not patient." He sat on the step below her, close enough that she could smell the salt and the sun on his skin. It was a bold move; usually, they maintained a strict three-foot buffer. For a long moment, the only sound was the cicadas screaming in the oak trees. "Do you ever think about it?" Elias asked suddenly, staring at the fence line. "How we ended up in the same house but we’re still total strangers?" Quinn finally looked at him. His profile was sharp, his expression unreadable. "I think we’re strangers because it’s easier that way. If we actually knew each other, we’d have to figure out what we are. And right now, 'step-siblings' is a label that does all the heavy lifting for us." Elias bounced the ball once, a sharp crack against the wood. "Labels are just fences, Quinn. Sometimes you realize the fence was built in the wrong place." He stood up then, the tension between them snapping like a dry twig. He didn't wait for her to answer, disappearing back into the house and leaving Quinn alone with the heat and the realization that the boundaries they had lived by were beginning to blur. AI can make mistakes, so double-check responses Copy Creating a public link... You can now share this thread with others Good response Bad response Show all

Comparison

DevBook vs the alternatives

How does DevBook stack up against the other API tools developers reach for?

DevBook Postman Bruno Hoppscotch
Price Free $14/seat/mo Free (desktop) Free / $9/mo
No install required
Template builder with fillable fields
API key vault with auto-fill ~ env vars ~ env vars ~ env vars
Split-screen response viewer
Syntax-highlighted JSON responses
Zero learning curve ~ ~
No cloud lock-in
How it works

Three steps. Zero learning curve.

No collections. No environments. No workspaces. Just the parts of API testing you actually use.

01

Add your API keys

Paste your keys into the vault — Stripe, OpenAI, Twilio, whatever you use. Reference them with a variable name across every template. One entry, everywhere.

02

Build a template

Define your HTTP request and mark dynamic parts with . DevBook generates a fillable form. No raw JSON editing, no config files.

03

Run and reuse

Fill in the blanks, hit send, see your response instantly. Every template is saved and searchable. Build a library of the API calls your workflow depends on.

Start your 2-week free trial

No download. No credit card. No seat licenses. The API workbench that gets out of your way.

Start your 2-week free trial →

No credit card required to get started