Coding agents
Grok Code Fast 1 Review: Evidence, API Status, and Pricing
A qualified review of Grok Code Fast 1, including anecdotal coding feedback, its API retirement and routing, and current Grok Build 0.1 pricing.
AI model and infrastructure insights
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Model comparisons
Claude Opus 4.1 vs GPT-5: Which Should You Use?
A production-focused comparison of Claude Opus 4.1 and GPT-5, including current API lifecycle status, historical pricing, evidence limits, and a practical evaluation approach.
How-to guides
How Many Parameters Does GPT-4o Have? The 200B Estimate, Explained
A secondary article reports an estimate of about 200 billion parameters for GPT-4o, but the retrieved evidence does not confirm the original figure or its link to the cited paper. Here’s what remains uncertain and what to check for API selection.
How-to guides
How to Access ChatGPT 5: ChatGPT and API Options
GPT-5 is retired from ChatGPT and listed as deprecated in the OpenAI API. Learn what to choose in ChatGPT and how to test API access, including billing checks.
Model comparisons
Gemini 2.5 Pro vs ChatGPT: API Models, Costs, and Limits
Compare Gemini 2.5 Pro with named OpenAI API models—not the ChatGPT app. Review documented limits, conditional workload fit, the Gemini availability caveat, and what remains unknown about a like-for-like API cost comparison.
Model APIs
GPT-5 Pro Model: API Status, Specs, Pricing, and What to Consider
OpenAI now labels GPT-5 Pro deprecated. See its documented API model ID, capabilities, pricing, and integration constraints—and how to evaluate GPT-5.5 Pro without assuming it is a direct replacement.
Model APIs
How to Use GLM 5.2: Make a First API Request with Z.AI
Set up a Z.AI standard API key, send a GLM-5.2 chat-completions request, inspect the response, and test the model against your workload.
How-to guides
What Is GLM LLM? Models, Capabilities, and API Selection
GLM is a family of large language models. Learn what the name means, how capabilities differ by release, and what to check before choosing a GLM production API.
Model comparisons
Claude Extra Usage vs. Max: Cost, Limits, and API Differences
Compare Claude Max’s fixed subscription with paid Extra Usage: what each covers, how charges and spending limits work, and when to price production API use separately.
Pricing and plans
GLM API Pricing: Token Costs and Workload Examples
Compare Z.AI’s listed GLM-4.6 and GLM-5.2 input, output, and cached-input prices in USD per million tokens, with reproducible cost examples.
Model APIs
Gemini Text Embedding Models: Gemini Embedding 2 vs. 001
Compare Gemini Embedding 2 and gemini-embedding-001 by modality, input limits, dimensions, API setup, and retrieval configuration—with a direct Python example.
Image generation
GPT Image 1 Model: Status, Capabilities, and What to Use Instead
GPT Image 1 was shut down by OpenAI on October 23, 2026. Learn why it is no longer an option for a new production API integration and how to evaluate its documented replacements.
Model comparisons
Claude 4 vs Gemini 2.5 Pro: Capabilities, API Access, and Cost
Compare Claude Opus 4 and Sonnet 4 with Gemini 2.5 Pro by workload. Review documented capabilities, API access qualifications, historical pricing, and a practical evaluation plan.
Model comparisons
Gemini 2.5 Pro vs GPT-5.5: Production API Comparison
Compare Gemini 2.5 Pro and GPT-5.5 API capabilities, access notices, and documented GPT-5.5 pricing. Gemini 2.5 Pro’s current price could not be verified, so a complete cost comparison isn’t available.
Model APIs
MiniMax API Platform: Direct API Setup and First Request
Set up a direct MiniMax API connection with the Anthropic SDK, choose the right credential for your billing path, send a first request, estimate token costs, and prepare for production.
Model APIs
MiniMax API Documentation: Official Docs and First Model Request
Find MiniMax’s official API documentation, choose the right model reference, and make a direct authenticated chat-completions request. Includes SDK options and production integration checks.
Model APIs
MiniMax M3 API: Direct Setup, cURL Example, and Production Checks
Connect to MiniMax M3 through MiniMax’s official OpenAI-compatible API. Get the endpoint, authentication pattern, a copyable cURL request, and route-specific production checks.
Pricing and plans
GPT-4.1 Token Cost: API Pricing and Budget Estimates
GPT-4.1 API pricing is $2 per 1M input tokens, $0.50 per 1M cached input tokens, and $8 per 1M output tokens. See example calculations and an important model-status caveat.
Video generation
Google Veo 2 Price: Historical API Cost and Shutdown Status
Google announced a historical Gemini API rate of $0.35 per second for Veo 2. Google confirms the Gemini API model was shut down; its Cloud documentation describes a deprecated endpoint and a migration deadline, not confirmed Cloud shutdown.
Pricing and plans
GPT-5 API Costs: Token Rates and a Budget Example
See OpenAI’s listed standard GPT-5, mini, and nano API rates, how reasoning tokens affect output billing, and a worked cost estimate. OpenAI has scheduled older GPT-5 model snapshots for API removal on December 11, 2026.
How-to guides
What Is a GLM Model? Meaning, Capabilities, and API Guide
Learn what GLM means in generative AI, how selected Z.ai models differ by workload, and what to check when using a GLM model through a production API.
Model APIs
Kimi Tokens: Counting, Context Windows, and Model Choice
Learn what “Kimi token” can mean, how token counting differs from context length and API keys, and how to choose between documented Kimi API model options.
Model APIs
DeepSeek 4: Models, API Names, Pricing, and How to Choose
A version-aware guide to DeepSeek V4 models, image support, documented limits, current API identifiers and listed token prices—plus what the evidence does and does not establish.
Pricing and plans
OpenAI o3 Pricing: API Rates, Cost Formula, and Production Status
See OpenAI’s listed o3 API prices per million tokens, calculate request costs, understand Batch’s 24-hour workflow, and check what the official documentation says about production status.