PDFops

PDFops

Nov 12

Why a valid MCP request still gets a 400 from pdfops.dev

#pdf #webdev #serverless #api

1

4 min read

PDFops

Nov 9

A working example: filling a PDF form from JavaScript, the way the API actually behaves

#pdf #webdev #serverless #api

3 min read

PDFops

Nov 8

PDFops v0.11: ten new PDF operations, in the API and in every client

#pdf #webdev #serverless #api

3 min read

PDFops

Nov 5

You fill a PDF's line items, and the total field comes back blank

#pdf #webdev #serverless #api

3 min read

PDFops

Oct 29

A customer's name fills a PDF form field as ????, and the response is still 200

#pdf #webdev #serverless #api

4 min read

PDFops

Oct 22

A 429 from /api/fill-form, and what your retry loop should actually do

#pdf #webdev #serverless #api

1

2

4 min read

PDFops

Oct 15

A fixed-row invoice template, and the line item that doesn't fit

#pdf #webdev #serverless #api

4 min read

PDFops

Oct 8

The 4.5 MB request limit that breaks a working PDF merge on Vercel

#pdf #webdev #serverless #api

4 min read

PDFops

Oct 1

Flattening a filled PDF form with pypdf, and the method that doesn't exist

#pdf #webdev #serverless #api

3 min read

PDFops

Sep 24

Merging a Letter invoice with an A4 attachment in pypdf, and the page size nobody normalizes

#pdf #webdev #serverless #api

3 min read

PDFops

Sep 17

Giving an AI agent PDF tools over MCP, and why it has to inspect before it fills

#pdf #webdev #serverless #api

1

4 min read

PDFops

Sep 10

Filling a checkbox with pypdf, and the on-state string it never validates

#pdf #webdev #serverless #api

4 min read

PDFops

Sep 3

Packing-slip PDFs from a fulfillment webhook, and the redelivery that duplicates them

#pdf #webdev #serverless #api

4 min read

PDFops

Aug 27

Filling a PDF from a Python Lambda with no dependencies to package

#pdf #webdev #serverless #api

5 min read

PDFops

Aug 20

Bulk-filling PDFs from a CSV, and the 429 you shouldn't retry

#pdf #webdev #serverless #api

4 min read

PDFops

Aug 13

Automating PDF fills, merges, and invoices in n8n without a Function node

#pdf #webdev #serverless #api

4 min read

PDFops

Aug 7

Filling encrypted government PDFs: what actually works, measured

#pdf #webdev #serverless #api

4 min read

PDFops

Aug 6

PDFops v0.10: fill a PDF by email, make any PDF fillable

#pdf #webdev #serverless #api

3 min read

PDFops

Aug 6

Merging PDFs in a Bun server: page order, quota, and the 429 you'll eventually hit

#pdf #webdev #serverless #api

4 min read

PDFops

Jul 30

Snapshot-testing generated PDFs in CI with a hash instead of a diff

#pdf #webdev #serverless #api

3 min read

PDFops

Jul 23

Migrating off wkhtmltopdf on AWS Lambda

#pdf #webdev #serverless #api

4 min read

PDFops

Jul 21

Assembling a KYC packet on Deno Deploy

#pdf #webdev #serverless #api

5 min read

PDFops

Jun 30

Fill a PDF form inside a Cloudflare Worker — no Chromium, no Lambda

#cloudflare #serverless #webdev #pdf

4 min read

PDFops

Jun 13

Fill a PDF in JavaScript — in the browser or via API

#javascript #pdf #webdev #api

4 min read

PDFops

Jun 13

Fill a PDF in Node.js — one fetch, no headless browser

#node #javascript #pdf #api

5 min read

PDFops

Jun 13

Fill a PDF in Python — one HTTP call, no native deps

#python #pdf #api #webdev

1

4 min read

PDFops

Jun 13

The case for deterministic PDF filling

#pdf #webdev #api #ai

4 min read

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Why a valid MCP request still gets a 400 from pdfops.dev

A working example: filling a PDF form from JavaScript, the way the API actually behaves

PDFops v0.11: ten new PDF operations, in the API and in every client

You fill a PDF's line items, and the total field comes back blank

A customer's name fills a PDF form field as ????, and the response is still 200

A 429 from /api/fill-form, and what your retry loop should actually do

A fixed-row invoice template, and the line item that doesn't fit

The 4.5 MB request limit that breaks a working PDF merge on Vercel

Flattening a filled PDF form with pypdf, and the method that doesn't exist

Merging a Letter invoice with an A4 attachment in pypdf, and the page size nobody normalizes

Giving an AI agent PDF tools over MCP, and why it has to inspect before it fills

Filling a checkbox with pypdf, and the on-state string it never validates

Packing-slip PDFs from a fulfillment webhook, and the redelivery that duplicates them

Filling a PDF from a Python Lambda with no dependencies to package

Bulk-filling PDFs from a CSV, and the 429 you shouldn't retry

Automating PDF fills, merges, and invoices in n8n without a Function node

Filling encrypted government PDFs: what actually works, measured

PDFops v0.10: fill a PDF by email, make any PDF fillable

Merging PDFs in a Bun server: page order, quota, and the 429 you'll eventually hit

Snapshot-testing generated PDFs in CI with a hash instead of a diff

Migrating off wkhtmltopdf on AWS Lambda

Assembling a KYC packet on Deno Deploy

Fill a PDF form inside a Cloudflare Worker — no Chromium, no Lambda

Fill a PDF in JavaScript — in the browser or via API

Fill a PDF in Node.js — one fetch, no headless browser

Fill a PDF in Python — one HTTP call, no native deps

The case for deterministic PDF filling