Claude Haiku 4.5 vs GPT-5.4 Mini: Budget Model Showdown for Developers in 2026

A practical comparison of Claude Haiku 4.5 and GPT-5.4 Mini — the two leading budget AI models in 2026. Covers pricing, performance benchmarks, real-world coding tasks, and when to use each model to cut API costs without sacrificing quality.

GPT-5.4 Pro API: Complete Developer Guide — Pricing, Setup & When to Use It

Real pricing, benchmark numbers, and a straight answer on when GPT-5.4 Pro is worth $30/M tokens — plus how to access it at a 20% discount via ofox.

GPT-5.5 API, Four Days In: Benchmarks vs Claude Opus 4.7 and Gemini 3.1 Pro

GPT-5.5 launched April 24, 2026. Real benchmark numbers across coding, reasoning, math, and long-context retrieval — plus API pricing comparison with Claude Opus 4.7 and Gemini 3.1 Pro.

Llama 4 API Access: Complete Developer Guide (Scout, Maverick, ofox)

How to call Llama 4 Scout and Maverick via API in 2026 — model IDs, pricing across providers, working code examples, and when open-source actually beats proprietary models on cost and context.

DeepSeek-R1 Reasoning API: Production Guide with Chain-of-Thought (2026)

A production-ready guide to DeepSeek-R1's reasoning API. Learn how to extract chain-of-thought, handle streaming reasoning tokens, build multi-step agent loops, and deploy resilient reasoning pipelines with ofox.ai.

Claude Haiku 4 API: The Budget Developer's Guide to Production-Grade AI

Claude Haiku 4 costs $1 per million input tokens and handles classification, summarization, and high-volume tasks at 90% of frontier quality. Here's how to use it effectively — with real benchmarks, code examples, and a tiering strategy that cuts costs by 80%.

Claude Code: Hooks, Subagents, and Skills — Complete Guide

A practical guide to Claude Code's three most powerful extensibility features: lifecycle hooks for deterministic control, subagents for parallel task delegation, and skills for reusable prompts and workflows.

DeepSeek V4 Released: Open-Source 1.6T MoE, 1M Context, Apache 2.0 — and It's Already on the API

DeepSeek just dropped V4 on the same day as GPT-5.5. 1.6T-param Pro and 284B Flash variants, 1M context, open weights under Apache 2.0, and pricing that makes GPT-5.5 look expensive. Here is what changed and where it actually wins.

GPT-5.5 Released: First Fully Retrained Base Model Since GPT-4.5, 1M Context, $5/$30 Pricing

OpenAI just shipped GPT-5.5 — the first fully retrained base model since GPT-4.5. 1M-token API context, 82.7% on Terminal-Bench 2.0, 84.9% on GDPval, and a price tag that doubles GPT-5.4. Here is what actually changed.

Grok API: Pricing, Setup & Access Guide (2026)

Complete guide to xAI's Grok API in 2026 — every model's pricing, exact model IDs, a working code setup, and how to access Grok without an xAI account.