Tutorials
TutorialsGPT-6.1 Sol vs Claude Sonnet 5.5: same $2/$10 price, launched a day apart, and no shared benchmark
GPT-6.1 Sol vs Claude Sonnet 5.5: same $2/$10 price, launched a day apart, no shared benchmark. Specs, vendor claims, and how to test both yourself.
Medy Evrard
September 30, 2026
TutorialsIs GPT-6.1 Sol Free?
Is GPT-6.1 Sol free? No: it's for Plus and up in ChatGPT Work and Codex, and the API has no free tier. Here are the cheapest routes, with real cost math.
INEZA Felin-Michel
September 30, 2026
TutorialsHow to Use Claude Sonnet 5.5 for Free: Every Route That Works (and the Ones That Don't)
Is Claude Sonnet 5.5 free? Yes on Claude.ai (web, iOS, Android). Every free route checked, plus what isn't: Claude Code, the API, and Copilot Free.
INEZA Felin-Michel
September 29, 2026
TutorialsHow to Use Claude Sonnet 5.5 in Claude Code (and When to Keep Opus 5.5)
Claude Sonnet 5.5 Claude Code setup: v2.1.284+, claude --model claude-sonnet-5-5, effort levels, the sonnet alias trap, and when to keep Opus 5.5.
INEZA Felin-Michel
September 29, 2026
TutorialsClaude Sonnet 5.5 Pricing: The Full Cost Breakdown (API, Caching, Batch, and Plans)
Claude Sonnet 5.5 pricing: $2/$10 per million tokens, $0.20 cache reads, batch at half price. Worked cost examples, effort costs, and plan prices.
Ashley Goolam
September 29, 2026
TutorialsClaude Sonnet 5.5 vs Sonnet 5: What Changed, and the Breaking Changes to Fix Before You Switch
Sonnet 5.5 vs Sonnet 5: same $2/$10 price, far higher scores, and five breaking changes that return 400s. Exact errors and before/after JSON fixes.
Medy Evrard
September 29, 2026
TutorialsHow to Use the Claude Sonnet 5.5 API: First Call, Effort, Thinking, Tools, and Streaming
Claude Sonnet 5.5 API guide: first call with claude-sonnet-5-5 in curl, Python and TypeScript, plus effort, between_tools, strict tools and streaming.
Ashley Innocent
September 29, 2026
TutorialsIs There a Free Claude Sonnet 5.5 API? What Exists, and How to Test It for Cents
Claude Sonnet 5.5 free API: the Claude API has no free tier. See which credit programs qualify, which free claims fail, and how to test for under a cent.
Emmanuel Mumba
September 29, 2026
TutorialsGrok 4.7 vs GPT-6 Sol vs Claude Opus 5.5: price, benchmarks, and which one to route to
Grok 4.7 vs GPT-6 Sol vs Claude Opus 5.5: prices, context, the benchmarks that overlap, caching math on real workloads, and which to route to.
Ashley Innocent
September 29, 2026
TutorialsClaude Sonnet 5.5 Benchmarks: Anthropic's Numbers, Independent Results, and What They Mean
Claude Sonnet 5.5 benchmarks: 70.6% Terminal-Bench 4.0, 81.3 SWE-Bench Pro, AA index 56. Who ran each test, what effort costs, how to run your own eval.
Medy Evrard
September 29, 2026
TutorialsClaude Sonnet 5.5 vs Opus 5.5: Half the Price, How Close on Quality, and When to Pay for Opus
Sonnet 5.5 vs Opus 5.5: $2/$10 vs $4/$20, benchmarks within a few points, and per-effort cost data that shows when Opus 5.5 is worth paying for.
INEZA Felin-Michel
September 29, 2026
TutorialsHow to use Grok 4.7 for free?
The only confirmed free way to run Grok 4.7 is Grok Build's free tier. Every other route checked: Grok app, Cursor, Copilot, xAI API, Vercel, OpenRouter.
Ashley Innocent
September 29, 2026
TutorialsHow to use the Grok 4.7 API?
Call Grok 4.7 via api.x.ai/v1/responses: model id grok-4.7, $2/$6 pricing, reasoning effort, encrypted reasoning, caching, tools, and rate limits.
Medy Evrard
September 29, 2026
TutorialsHow to use Qwen-Image-2.1: diffusers code, transparent output, and an API you can test
Run Qwen-Image-2.1 with diffusers: text-to-image, RGBA transparent output, editing with up to 10 references, a FastAPI wrapper, and Apidog tests for transparency and seed reproducibility.
INEZA Felin-Michel
September 28, 2026
TutorialsQwen-Image-2.1 vs Qwen Image 3.0: open weights or the hosted API?
Qwen-Image-2.1 (open weights, research license, native transparency) vs Qwen Image 3.0 (hosted API, $0.03 per image, dense text): license, cost, capabilities, and a decision table.
Medy Evrard
September 28, 2026