ChatGPT Go vs Claude Free: Budget AI Tiers Compared (January 2026)
By Learnia Team
ChatGPT Go vs Claude Free: Budget AI Tiers Compared
This article is written in English. Our training modules are available in multiple languages.
AI doesn't have to be expensive. In January 2026, users have compelling budget options from both major providers: ChatGPT Go at €8/month and Claude's Free tier at €0/month. But which delivers more value for everyday use?
This comprehensive comparison examines features, limitations, performance, and the best use cases for each option to help you decide whether to pay €8 or nothing at all.
Table of Contents
- →Overview: The Budget Landscape
- →Feature Comparison
- →Performance Analysis
- →Use Case Recommendations
- →Upgrade Paths
- →Related Articles
- →Key Takeaways
Master AI Prompting — €20 One-Time
Overview: The Budget Landscape
ChatGPT Go (OpenAI)
Price: €8/month Launch: January 2026 Model Access: GPT-4o Position: Entry-level paid tier
ChatGPT Go targets users who want more than free ChatGPT but don't need the €23/month Plus tier. It's OpenAI's response to users asking for a middle option.
Claude Free (Anthropic)
Price: €0/month Available: Since 2024 Model Access: Claude Sonnet 4.5 Position: Freemium entry point
Claude's free tier provides access to their flagship Sonnet model with usage limits, no credit card required.
Full Pricing Context (January 2026)
| Tier | OpenAI | Anthropic |
|---|---|---|
| Free | Limited GPT-3.5/4o | Claude Sonnet 4.5 (limited) |
| Budget | Go: €8/mo | — |
| Standard | Plus: €23/mo | Pro: $17-20/mo |
| Premium | Pro: €229/mo | Max 5x: $100/mo |
| Ultimate | — | Max 20x: $200/mo |
Feature Comparison
Model Access
| Feature | ChatGPT Go | Claude Free |
|---|---|---|
| Primary Model | GPT-4o | Claude Sonnet 4.5 |
| Reasoning Model | Limited o1 access | No extended thinking |
| Vision | ✅ Yes | ✅ Yes |
| File Analysis | ✅ Yes | ✅ Yes |
| Code Execution | ❌ Limited | ❌ No |
Usage Limits
| Limit | ChatGPT Go | Claude Free |
|---|---|---|
| Daily Messages | Higher than free | ~20-30 messages |
| Context Window | 128K tokens | 200K tokens |
| File Uploads | ✅ Yes | ✅ Yes (limited) |
| Rate Limiting | Minimal | Aggressive during peak |
Special Features
| Feature | ChatGPT Go | Claude Free |
|---|---|---|
| Deep Research | ❌ No | ❌ No |
| Video Generation (Sora) | 5 videos/month | N/A |
| Connectors/Plugins | Limited | ❌ No |
| Memory/Context Persistence | ✅ Yes | Limited |
| Mobile App | ✅ Full | ✅ Full |
| API Access | ❌ No | ❌ No |
Performance Analysis
Coding and Development
| Benchmark | GPT-4o (Go) | Sonnet 4.5 (Free) | Winner |
|---|---|---|---|
| SWE-Bench | 69.1% | 80.9% | Claude |
| HumanEval | 87.2% | 92.1% | Claude |
| Code Explanation | Excellent | Excellent+ | Claude |
Verdict: Claude Free with Sonnet 4.5 edges ahead for coding tasks. The model is specifically strong at understanding complex codebases and generating correct implementations.
Writing and Communication
| Task | GPT-4o (Go) | Sonnet 4.5 (Free) | Winner |
|---|---|---|---|
| Creative Writing | Excellent | Excellent | Tie |
| Professional Emails | Very Good | Excellent | Claude |
| Nuanced Tone | Good | Excellent | Claude |
| Instruction Following | Excellent | Excellent+ | Claude |
Verdict: Claude generally produces more nuanced, natural-sounding writing. ChatGPT Go is perfectly capable but slightly more formulaic.
General Knowledge
| Task | GPT-4o (Go) | Sonnet 4.5 (Free) | Winner |
|---|---|---|---|
| MMLU Score | 91.3% | 89.7% | ChatGPT |
| Current Events | Better (more recent) | Good | ChatGPT |
| Factual Accuracy | Very Good | Excellent | Claude |
| Hallucination Rate | Low | Lower | Claude |
Verdict: Mixed results. ChatGPT has slightly broader knowledge, but Claude is more careful about accuracy.
Practical Daily Use
| Scenario | ChatGPT Go | Claude Free | Winner |
|---|---|---|---|
| Heavy daily use | ✅ Sustainable | ⚠️ May hit limits | ChatGPT Go |
| Occasional use | Overkill | ✅ Perfect | Claude Free |
| Peak hour access | ✅ Reliable | ⚠️ May be limited | ChatGPT Go |
| Weekend projects | ✅ Good | ✅ Good | Tie |
Use Case Recommendations
Choose ChatGPT Go (€8/month) When:
✅ You need reliable, consistent access without usage limits ✅ GPT ecosystem integration matters (plugins, memory features) ✅ Video generation with Sora is useful (5 videos/month) ✅ You use AI daily for multiple hours ✅ Peak-time availability is important ✅ You're already in the OpenAI ecosystem
Choose Claude Free (€0/month) When:
✅ Budget is your priority and €8/month matters ✅ Coding assistance is your primary use case ✅ You need nuanced, natural writing ✅ Occasional use (a few conversations per day) ✅ Longer documents benefit from 200K context window ✅ You prefer more cautious, accurate responses
Consider Upgrading When:
From ChatGPT Go to Plus (€23/month):
- →Need Deep Research mode
- →Want full Sora access (50 videos)
- →Require more connectors/plugins
From Claude Free to Pro ($17-20/month):
- →Hitting daily message limits
- →Need priority access
- →Want Claude Opus 4.5 for complex tasks
Head-to-Head: Same Prompt Comparison
Prompt: "Explain quantum entanglement to a 10-year-old"
ChatGPT Go Response Style:
Structured, clear, uses analogies like "magic walkie-talkies." Good educational tone, slightly longer.
Claude Free Response Style:
Conversational, warm, uses analogies like "twin ice cream scoops." More natural, shorter.
Verdict: Both excellent. ChatGPT is more thorough; Claude is more approachable.
Upgrade Paths
OpenAI Tiers
Free → Go (€8) → Plus (€23) → Pro (€229)
↑
Best value for casual-to-moderate users
Anthropic Tiers
Free → Pro ($17-20) → Max 5x ($100) → Max 20x ($200)
↑
Best for occasional users with coding focus
Related Articles
Explore more AI pricing and comparisons:
- →ChatGPT Go: Affordable AI Access - Complete Go tier guide
- →ChatGPT 5.2 Prompting Guide - Master ChatGPT modes
- →Claude Code vs Copilot vs Cursor 2026 - Coding tools comparison
- →AI Code Editors Comparison - Editor pricing and features
- →LLM Benchmarks Comparison 2025 - Full model analysis
Key Takeaways
- →
ChatGPT Go at €8/month offers reliable access and GPT ecosystem benefits
- →
Claude Free at €0/month provides excellent Sonnet 4.5 access with usage limits
- →
For coding, Claude Free wins with better SWE-Bench and HumanEval scores
- →
For heavy daily use, ChatGPT Go wins with no message limits
- →
Occasional users should start with Claude Free—why pay if limits don't affect you?
- →
Both are dramatically cheaper than full tiers—€8 vs €23 (OpenAI) or $0 vs $20 (Anthropic)
- →
Try both before committing—personal preference matters as much as benchmarks
Understand AI Value and Selection
Choosing between AI tiers requires understanding what you actually need. Many users pay for premium features they never use, while others struggle with free tier limitations.
In our Module 0 — AI Fundamentals, you'll learn:
- →How to evaluate AI capabilities for your needs
- →Understanding model differences and strengths
- →Making cost-effective AI choices
- →Getting maximum value from any tier
- →When to upgrade (and when not to)
→ Explore Module 0: AI Fundamentals
Last updated: January 2026. Prices reflect OpenAI and Anthropic pricing as of January 2026.
Module 0 — Prompting Fundamentals
Build your first effective prompts from scratch with hands-on exercises.