EvoLink.AI Blog

Technical insights, tutorials, and updates from the EvoLink team. Learn how to optimize your AI costs and build better applications.

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GPT-6 Astra Release Date: September 3, Specs & Rollout

OpenAI released GPT-6 Astra on September 3, 2026. See its confirmed 1.05M context, rollout, capabilities, and what EvoLink is verifying before access.

Gemini Omni Flash Preview to Gemini Omni 1.1 Flash migration workflow

Product Launch

Gemini Omni Flash GA Migration: Move Preview Calls to 1.1

Gemini Omni Flash is GA. See the stable model ID, September 30 preview deprecation, channel-specific IDs, migration steps, and the real meaning of 40-second extension.

GLM-5.3 Flash vs GLM-5.3: Which Route Should You Use?

Compare GLM-5.3 Flash vs GLM-5.3 for multimodal, high-volume, and difficult engineering work. See costs and a production routing policy.

ChatGPT Image 2 Release Date and Official Status: What Developers Need to Know

Clarifying the ChatGPT Image 2 naming confusion: official model name, release timeline, what changed from GPT Image 1.5, key capabilities, and where to go next.

Claude Fable 5.1 vs GPT-6 Astra: Coding, Agents & Cost

Both list at $10/$50, but cache economics, agent controls, and benchmark evidence differ. Use a matched evaluation before routing production traffic.

GPT-6 Astra Release Date: September 3, Specs & Rollout

OpenAI released GPT-6 Astra on September 3, 2026. See its confirmed 1.05M context, rollout, capabilities, and what EvoLink is verifying before access.

GPT-6 Astra vs Claude Opus 5: Coding, Agents & Cost

Compare 1.05M vs 1M context, $10/$50 vs $5/$25 list pricing, tooling, and when to route GPT-6 Astra or keep Claude Opus 5 as a fallback.

GPT-6 Astra vs GPT-5.6: Context, Cost & Upgrade Decision

Compare 1.05M context, $10/$50 vs $4/$20 OpenAI list prices, agent controls, and the production gates for upgrading from GPT-5.6 to GPT-6 Astra.

GPT Image 2.5 Release Date and Current Status

Is GPT Image 2.5 out? Not as of September 4, 2026. This page tracks the dated evidence, separates it from rumor, keeps the ChatGPT Image 2 release facts, and tells developers whether to wait or ship.

GPT-5.5 API Pricing Guide 2026: Cost, Cached Input & Long-Context Tiers

A practical GPT-5.5 API pricing guide for developers: standard token pricing, cached input, long-context tiers, example request costs, and cost-control patterns.

GPT-5 API Pricing Comparison 2026: GPT-5.5 vs GPT-5.4 vs GPT-5.2 vs GPT-5.1

A side-by-side GPT-5 API pricing comparison covering GPT-5.5, GPT-5.4, GPT-5.2, and GPT-5.1, with per-token costs, cached input discounts, long-context tiers, and budget planning guidance.

GPT Image 2 Developer Guide (2026): Official Status, Capability Assessment, and How to Get Started

A developer-focused GPT Image 2 guide covering OpenAI's public documentation, the line between confirmed facts and rumors, integration approaches, code examples, and migration strategy.

GPT Image 2 vs GPT Image 1.5 in 2026: Which OpenAI Image Model Should You Use?

A practical April 22, 2026 comparison of GPT Image 2 and GPT Image 1.5, focused on current OpenAI pricing, documented workflow differences, and when it makes sense to move.