AI Model & API Guides · Page 9 of 26

Source-linked guidance for AI models, API integration, and developer workflows—turning fast-changing prices, quotas, capabilities, and limits into decisions you can verify.

Claude Code

Claude Code Cannot Find Module './yoga.wasm': Find the Old Copy

Only Claude Code npm builds 2.0.25 and older can throw this error, so the claude your shell runs is an old copy. Find it, replace or remove it, then verify.

Oct 16, 202611 min

Claude Code

Claude Code Error Compacting Conversation: Fix by Exact Message

The red notification only means compaction threw an error. The line shown with it names the cause, and each cause has its own recovery in Claude Code 2.1.301.

Oct 16, 202615 min

Claude Code

Claude Code "Error writing file": Ctrl+O Shows the Real Cause

Claude Code's Error writing file is a label. Ctrl+O shows the real message: a changed file, a read-only folder, a cut-off tool call, or a false alarm.

Oct 16, 202616 min

Codex GPT-5.5 Model Not Found cover: retired for ChatGPT sign-in on October 14, 2026, replaced by gpt-6-sol on Plus, Pro, Business, Enterprise, and Edu and gpt-6-luna on Free and Go

Developer Tools & Agents

ChatGPT & Codex GPT-5.5 Model Not Found: Retired Oct 14, Fixes

ChatGPT "Model not found" since Oct 14 has no official cause: try a new chat or browser, then support. In Codex, gpt-5.5 retired; use gpt-6.1-sol.

Oct 16, 202620 min

Gemini 4 Argon vs Gemini 3.1 Pro API prices per million input and output tokens: Argon $2 and $10 through November 30, $4 and $20 from December 1, 2026, against $2 and $12 for 3.1 Pro

Model Comparisons

Gemini 4 Argon vs 3.1 Pro: Cost Test Before and After Dec 1

Each at its default thinking, Gemini 4 Argon cost 57% less than 3.1 Pro on five test calls through Nov 30, 2026, and 14% less from Dec 1. Hard tasks cost more.

Oct 16, 202619 min

Google AI Plus at $4.99 or $9.99 a month with 400 GB or 2 TB, Flash-Lite and Flash, and Pro models only until an emailed date, November 13, 2026 in the reported email, versus Google AI Pro at $19.99 a month with 5 TB, Gemini 4 Argon, 3.1 Pro and 3.8 Flash, US list prices in October 2026

API Pricing & Plans

Google AI Plus vs Pro: Pro Gets Argon, Plus Loses Pro Models

US prices, October 2026: Pro is $19.99 a month with Gemini 4 Argon, 3.1 Pro and 5 TB. Plus is $4.99 or $9.99 and loses Pro models on a date Google emails you.

Oct 16, 202620 min

Claude Code

Claude Code Desktop vs Terminal: Same Engine, Different Features

Claude Desktop's Code tab and the claude CLI share one engine and config, but scripting and API-key logins stay terminal-only; Desktop adds panes and Dispatch.

Oct 15, 202614 min

Claude Code

Claude Code Video Editing: It Reads Transcripts, Not Your Video

Claude Code can't watch an .mp4. It cuts footage from a word-level transcript and ffmpeg, which suits talking heads and tutorials, not multicam or B-roll.

Oct 15, 202620 min

Claude Haiku 5.5 vs Opus 5.5 cost comparison: 40x per token up to 100K-token prompts, 8x above, 23–29x per task at equal effort

Claude Code

Haiku 5.5 vs Opus 5.5: 40x Cheaper per Token, 23–29x per Task

Claude Haiku 5.5 costs 1/40 of Opus 5.5 per token on prompts up to 100K and 23–29x less per task at equal effort. Move checkable work; keep agents on Opus.

Oct 15, 202619 min

Claude Pro vs ChatGPT Plus usage limits as of October 12, 2026: ChatGPT Plus has unlimited text chat with Codex metered separately, while Claude Pro shares one pool and fits about 1.3 to 1.6 times as many equal-quality agent tasks

Model Comparisons

Claude Pro vs ChatGPT Plus Limits: Plus for Chat, Claude for Code

Claude Pro vs ChatGPT Plus usage limits as of October 15, 2026: Plus doesn't cap everyday text chat; Claude Pro fits more agent coding in one shared pool.

Oct 15, 202613 min

Codex request passing through authentication, limit, provider, and response-stream checkpoints

ChatGPT & OpenAI

Fix Codex Exceeded Retry Limit 429, 401, and Stream Disconnected

In current Codex, “exceeded retry limit, last status: 429 Too Many Requests” is not the usage-limit message: check parallel agents, relays, and OpenAI status.

Oct 15, 202616 min

Selected model is at capacity in Codex, traced from the on-screen message to server_overloaded in the session log to an overloaded model on OpenAI's side

Troubleshooting

Codex “Selected Model Is at Capacity”: Not Your Limit, What to Do

“Selected model is at capacity” means OpenAI had no room to serve that model, not that you ran out of usage. Wait, try one other model, or start a new chat.

Oct 15, 202613 min

Infographic showing the U.S. Google AI Pro student offer, eligibility rules, official claim steps, 5 TB benefits, and the $19.99 renewal warning

Gemini & Google AI

Google AI Pro Is Free for Eligible U.S. College Students for 12 Months

Google has reopened a live student offer: eligible U.S. college students can redeem 12 months of Google AI Pro at no charge through December 31, 2026. Eligibility is account-specific, a payment method is required, and the plan renews at $19.99 per month unless cancelled.

Oct 15, 20267 min

ChatGPT image wait-time ladder with simple, complex, five-minute, and ten-minute thresholds

AI Image Generation

How Long Does ChatGPT Take to Make an Image?

ChatGPT image generation is often seconds to under a minute for simple prompts, can take a few minutes for complex requests, and needs troubleshooting if nothing changes after five minutes.

Oct 15, 20269 min

Seedance 2.5 API 30-second calculator connecting token rates, attempts, and accepted clips

AI Video Generation

Seedance 2.5 API Pricing: Cost per Second at 480p, 720p, 1080p

Seedance 2.5 costs about $0.103/s at 480p, $0.231/s at 720p, and $0.569/s at 1080p on BytePlus; OpenRouter and Replicate charge the same at 480p and 720p.

Oct 15, 202616 min

Launch-era illustration of Gemini 3.5 Flash capabilities and model selection

Gemini & Google AI

Gemini 3.5 Flash Capabilities: Limits, API Access, and the 3.6 Replacement

Gemini 3.5 Flash supports coding, document analysis, and tool workflows with text output. In Google's Developer API, its old model ID now automatically serves Gemini 3.6 Flash; Cloud has a separate lifecycle.

Oct 14, 202613 min

Overview of conversational editors, design tools, APIs, and local models for AI image editing

AI Image Generation

Best ChatGPT Alternatives for Editing Uploaded Images

For a photo editor like ChatGPT, start with Gemini’s upload-and-describe workflow. Choose Firefly when you want to mark an area, or Recraft and Ideogram when references belong in a larger design. Keep the original available and compare the details before accepting an edit.

Oct 14, 202613 min

Conceptual Nano Banana workload choices for disposable Lite drafts, general 2.1 work, exact-text Pro assets and 512px or existing Nano Banana 2 pipelines

AI Image Generation

Nano Banana 2 Lite vs 2 vs 2.1 vs Pro: Which Model to Use Now

Nano Banana 2 is deprecated: use 2.1 for most image work, Lite for fast, cheap 1K drafts without grounding or 2K/4K, and Pro when exact text must match.

Oct 14, 202624 min

Flash and Flash-Lite workload selection, from coding agents to high-volume processing.

Model Comparisons

Gemini 3.5 Flash vs Gemini 3.1 Flash-Lite: Cost and API Migration

Keep Gemini 3.1 Flash-Lite for routine work that passes validation. An old 3.5 Flash API configuration now serves 3.6 Flash; compare current costs before switching.

Oct 13, 202610 min

Comparison of GPT-5.5 and Claude Opus 4.7 for choosing an API workflow

Model Comparisons

GPT-5.5 vs Claude Opus 4.7: API Costs and Which to Test First

Both APIs are available. GPT-5.5 is the first test for an existing Responses integration; Opus 4.7 has lower standard output rates and no long-input premium. Choose on accepted-task cost, not a universal coding ranking.

Oct 13, 202613 min

Claude Code

OpenClaw vs Claude Code: Which to Use—and How to Use Both

Start with Claude Code when your next job is a repository change you can inspect and test. Choose OpenClaw when you need a running Gateway to coordinate models, messages, and recurring work. Both now support memory and automation; the useful differences are where work runs, who can trigger it, and which account pays.

Oct 13, 202618 min

Claude Code

Best Claude Code Skills to Use First: Picks by Workflow

Use /code-review to look for bugs, /simplify to clean up changed code, and an official skill when design, browser testing, or document work needs a more specific method. Install for the right scope, then check discovery and a real task result.

Oct 12, 202612 min

Claude Sonnet 5.5 cache read price falling from $0.20 to $0.10 per million tokens, with input, output and cache write prices unchanged

API Pricing & Plans

Claude Sonnet 5.5 Cache Read Price Cut to $0.10: What You Save

Claude Sonnet 5.5 cache reads cost $0.10 per million tokens since October 7, 2026, down from $0.20. Your bill falls by half the share cache reads took of it.

Oct 12, 202612 min

Ways to access GPT Image 2, comparing free allowances, user accounts, and paid API access

AI Image Generation

Is GPT Image 2 Free? How to Start Without Paying Up Front

You can start with GPT Image 2 through Puter's free monthly allowance, but each user covers their own usage. OpenAI's API has no Free tier, and ChatGPT's current free image tool is Images 2.5.

Oct 12, 202611 min