DEV Community

API

Application Programming Interface

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
Find out what any website is built with, in bulk, without a Wappalyzer subscription

Find out what any website is built with, in bulk, without a Wappalyzer subscription

Comments
3 min read
The A2A Agent Card explained: discovery, supported interfaces, and signature verification

The A2A Agent Card explained: discovery, supported interfaces, and signature verification

Comments
5 min read
Document API authentication in OpenAPI 3.1: Bearer, API keys, OAuth 2, and mTLS without the usual mistakes

Document API authentication in OpenAPI 3.1: Bearer, API keys, OAuth 2, and mTLS without the usual mistakes

Comments
4 min read
Bridge an existing HTTP API to A2A agents: JSON-RPC, REST, and gRPC from one handler

Bridge an existing HTTP API to A2A agents: JSON-RPC, REST, and gRPC from one handler

Comments
5 min read
Reusable JSON Schema components in OpenAPI: DRY models without $ref spaghetti

Reusable JSON Schema components in OpenAPI: DRY models without $ref spaghetti

Comments 1
4 min read
The comments on a Telegram post are not on the post

The comments on a Telegram post are not on the post

Comments
4 min read
52 channels hold 38 per cent of the audience

52 channels hold 38 per cent of the audience

Comments
3 min read
Three ways to read a public Telegram channel, and what each one costs

Three ways to read a public Telegram channel, and what each one costs

Comments
3 min read
PSP Change Drift Watch #2: turning the changelog watch into a runnable monitor

PSP Change Drift Watch #2: turning the changelog watch into a runnable monitor

Comments
3 min read
The last point of a downsampled price series is not "now"

The last point of a downsampled price series is not "now"

Comments
3 min read
MCP Gateway: What It Adds Over a Raw MCP Server

MCP Gateway: What It Adds Over a Raw MCP Server

1
Comments 1
18 min read
Void vs refund isn't a status check, it's a race against batch cutoff

Void vs refund isn't a status check, it's a race against batch cutoff

Comments
1 min read
I gave 360 browser tools an MCP server. Here is what broke.

I gave 360 browser tools an MCP server. Here is what broke.

Comments 3
3 min read
Pages of Our Latency

Pages of Our Latency

Comments
5 min read
ACH Return Codes Explained: R01 to R85 and How to Handle Them in Production

ACH Return Codes Explained: R01 to R85 and How to Handle Them in Production

Comments
3 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.