#API Guide

OpenAI Launches ChatGPT Images 2.5: 50% Faster Generation, Flare vs Sunburst API Models, and Arena.ai Benchmarks

A technical analysis of OpenAI’s ChatGPT Images 2.5. Covers the 50% generation latency reduction, Flare and Sunburst API architectures, Arena.ai No. 1 placement, sketch-to-image conditioning, localized comment-based inpainting, character consistency in sequential frames, and production API pricing.

DeepSeek V4.1 Flash: Architecture Analysis, Benchmarks, Pricing, and API Integration Guide

A technical analysis of DeepSeek V4.1 Flash (deepseek-v4.1-flash). Covers Multi-Head Latent Attention v2, fine-grained MoE routing, 64.8% on SWE-bench Verified, native multimodal vision tokens, $0.07/1M cached input pricing, NVIDIA NIM deployment, and OpenAI/Vercel AI Gateway code integration.