Search across educators, skills, and resources.

Learn first

• When to use Claude or GPT-class reasoning models for complex coding, analysis, and long-horizon agent work
• How Gemini, Llama, Mistral, Cohere, DeepSeek, Qwen, Grok, and Perplexity differ by modality, openness, retrieval, coding, and price
• Context windows, output limits, latency, pricing, tool support, and eval-based routing
• How to migrate safely when frontier model versions change

Good matches

Simon Willison Elvis Saravia AI Operators Club Jam Anderson

Open next

• OpenAI Cookbook
• Prompt Engineering Guide
• Perplexity Deep Research and Search API docs
• Perplexity Deep Research Workflows

OpenAI model guide

Model docs · OpenAI · Beginner to advanced

You need to choose between current GPT-5.6 variants, smaller GPT-5.4 variants, reasoning levels, tool support, and cost-sensitive API paths, including the current default starting points of GPT-5.6 Sol, Terra, and Luna.

openai, gpt, gpt-5, reasoning models, model selection

OpenAI all models

Model catalog · OpenAI · Beginner to advanced

You want the current full OpenAI model catalog, including older and deprecated entries, before wiring exact model IDs into evals, tooling, or migrations.

openai, model catalog, gpt, codex, reasoning models

OpenAI reasoning model guide

Guide · OpenAI · Intermediate

You need to understand when internal reasoning is useful for coding, scientific work, agents, and harder multi-step tasks.

openai, gpt, reasoning models, agents, coding

DeepSeek API docs

API docs · DeepSeek · Beginner to advanced

You need first-call examples, OpenAI-compatible API usage, and current migration notes for DeepSeek models.

deepseek, reasoning models, coding models, openai compatible, api examples

DeepSeek models and pricing

Model docs · DeepSeek · Beginner to advanced

You need current DeepSeek model names, pricing, and deprecation notes before building against the API.

deepseek, reasoning models, pricing, model deprecations, model selection

DeepSeek Chat and Reasoner alias migration

Migration note · DeepSeek · Intermediate

You need to know that `deepseek-chat` and `deepseek-reasoner` are temporary aliases mapped to DeepSeek V4 Flash modes and scheduled for deprecation.

deepseek, model aliases, deepseek-v4-flash, migrations, reasoning models

xAI Grok models

Model docs · xAI · Beginner to advanced

You need the official Grok model chooser for chat, coding, image, video, and voice workflows, plus aliasing and dated release details.

xai, grok, reasoning models, coding models, image models

Cohere Command A Reasoning

Model docs · Cohere · Intermediate

You want Cohere's current reasoning-model reference for enterprise tool use, RAG, and multilingual agent workflows before defaulting to a generic Command model.

cohere, command a reasoning, reasoning models, tool use, rag

DeepSeek list models

API reference · DeepSeek · Intermediate

You need the live model identifiers available from DeepSeek before wiring production or eval configs.

deepseek, model selection, api reference, reasoning models, coding models

DeepSeek V4 Preview release

Release notes · DeepSeek · Intermediate

You want the official DeepSeek announcement for the V4 Preview family before relying on third-party summaries of Flash, Pro, or context-length changes.

deepseek, v4, release notes, reasoning models, coding models

DeepSeek-V4-Pro GA Release

Release notes · DeepSeek · Intermediate

You want the official August 13, 2026 GA release note for DeepSeek-V4-Pro, including the linked pricing update and current V4 family positioning.

deepseek, v4 pro, ga release, reasoning models, pricing