Topic

#Api

12 articles on Api — news, releases, guides and analysis from the SourceFeed engine.

Encrypted Chain-of-Thought Was Security Theater

Researchers replayed frontier models' hidden reasoning into their cheaper siblings, and the raw thoughts, secrets included, spilled out.

Rachel Goldstein

GPT-5.6 Turns Model Choice Into a Paid Feature

Sol, Terra, and Luna matter less than the reasoning dial OpenAI now sells by the tier.

Article · 6d ago1

Cursor's CORS Fix Is a Critical Vulnerability

AI assistants keep reflecting the Origin header with credentials on — the one pattern that turns an authenticated API into an open door.

Article · 2w ago0

Guarantee Structured JSON from Any LLM Call with OpenAI Structured Outputs and Pydantic

Skip the fragile JSON parsing and schema drift. Use OpenAI's structured outputs API with Pydantic to get fully-typed objects back from every model call.

Tutorial · 1mo ago0

Claude Opus 4.7: Engineering the Agentic Loop

Anthropic trades generalist hype for execution reliability, introducing a new effort tier and task budgets for production coding.

Article · 1mo ago0

The distillation attack no API can fully block

Anthropic's 28.8-million-query accusation against Alibaba exposes an uncomfortable truth: when you sell model outputs, you sell the training data too.

Article · 1mo ago4

Sliding-Window Rate Limiting for FastAPI with Redis

Protect your Python API from hammering and credential-stuffing with a per-IP and per-token rate limiter backed by Redis — before you ship to production.

Tutorial · 1mo ago0

Claude API Outage Hits Production Workflows Across Multiple Models

A brief disruption to Anthropic's API and developer tools highlights the necessity of robust LLM fallback strategies.

News · 1mo ago4

Ship an MCP Server in Python That Exposes Your Internal API to LLMs

Wrap a corporate REST API in three typed tools using FastMCP, inspect them locally, and connect them to Claude Desktop—without ever exposing credentials to the model.

Tutorial · 2mos ago0

Anthropic Suspends Claude Mythos 5 and Fable 5 Access

Developers must quickly pivot to fallback models as Anthropic halts access across its API and developer tools.

News · 2mos ago2

Anthropic Mandates 30-Day Data Retention for Mythos and Fable

Developers using zero-data retention environments must adapt to new compliance rules for Anthropic's upcoming high-capability models.

News · 2mos ago6

Build Your First App That Talks to an AI Model

Write a small Python app that calls Anthropic's Claude API — install the SDK, keep your key out of source control, stream the response token-by-token, and handle the errors that actually happen in production.

Tutorial · 2mos ago0